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Definition Types of Trojan Horse Types of Trojan Horse Payloads Process How To Avoid From Be Infected How To Remove Conclusion Reference
DEFINITION
A computer virus is a computer program that can copy itself and infect a computer without permission or knowledge of the user.
A Trojan Horse is a program that installs malicious software while under the guise of doing something else.
Types Of Trojan Horse
There are two common types of trojan horses:
1.One is ordinary software that has been corrupted by hacker.A
cracker inserts malicious code into the program that executes
while the program is used.
Example : Implementations of weather alerting programs,
computer clock setting software and p2p file
sharing utilities.
2.Standalone program that masquerades as something else,
like a game or image file, in order to trick the user into running
the program.
Type Of Trojan Horse payloads
There are two types of Trojan Horse : -Time Bomb and Logic Bomb -Droppers
Process
Time Bomb activate on particular dates and times. Logic Bomb activate on certain condition met by computer. Droppers perform two tasks at once. A dropper form a
legitimate but also installs a computer virus or a computer
worm on a system or disk at the same time.
How To Avoid From Be Infected
Do not download anything from the stranger website. Do not surf to the unknown website. Do not open the unexpected attachments on emails
How To Remove
Use the following tools : The program is called smitfraudfix
http://siri.geekstogo.com/SmitfraudFix.php
Just follow the instruction there
Download Grisoft Avg 7.5 Anti-Virus, Anti-Malware.Free edition
http://free.grisoft.com/doc/5390/lng/us/...http://free.grisoft.com/doc/5390/lng/us/...
Conclusion
We need to be careful when download something. We also need an anti-virus to protect our computer from be infected by virus.
We need to be a smart user because this can help us from be tricked with nice thing but behind the scenes it infects our computer with a Trojan or Worm.
Reference
http://au.answers.yahoo.com/question/index?qid=20070515130138AAlllwf
http://en.wikipedia.org/wiki/Trojan_horse_(computing)
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