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GCIH - Book 5 Exam Questions And Accurate Answers
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GCIH - Book 5 Exam Questions And Accurate AnswersBackdoor - A program allows an attacker to access a system bypassing the security
controls typically in place such as a user's credentials
Trojan Horse - a program that appears to be benign but actually contains something
destructive
Some examples of tools that give an attacker complete control of a system. - Poison Ivy,
Virtual Network Computing (VNC), Dameware commercial, sub7
VNC - Solution Flexible, cross-platform remote access suite. Some companies use it for
legitimate remote administration. Subject to monkey in the middle and buffer overflow
attacks.
Regarding VNC, you can set up SSH port redirection for TCP port 5900 to establish far
more secure VNC session - Solution true
VNC runs in two modes - Solution Active and Listening
VNC active mode - Answer connects to server listening on a port (default TCP 5900)
VNC Listen mode - Answer waiting for server to send a connection to the client -
"Shoveling" GUI. Here it uses default of TCP 5500
WinVNC two modes - Answer App mode (shows up in tool tray)
Service mode (shows up in service list and in tool tray after reboot)
Scareware - making people think their systems are hacked. might be legal in some
, jurisdictions
Wrappers - A program, that can incorporate the backdoor program into any other
program. Also called "EXE Binders" or just "Binders". Included in this class of malware
are such examples as SaranWrap and EliteWrap
Veil - An AV evasion tool. Uses some wrapper methods.
Examples of packer algorithms - UPX, Yoda, Themida, Exe32pack
Examples of Memory dump tools Answer Mandiant's Memoryze MemoryDD.bat
HBGary's fastdump
Matthieu Siche's win32dd
winpmen
FTKimager
ManTech's mdd
Volatile System's Volatility Framework - Answer free, open-source tool that pulls an
enormous amount of information from Windows dumps, including network connections,
running processes, loaded drives, etc.
Rootkits - Answer A suite of tools that allow an attacker to have backdoor access into a
system, conceal the fact that the system has been compromised. They do not grant an
attacker root access
Rootkits notify the installed operating system on the victim machine rather than install a
new application on the system - Answer TRUE
Original versions of rootkit targeted. - Answer SunOS 4.1.X
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