List of Malwares

LIST OF MALWARE
 Virus
 Worms
 Trojans
 Logic Bombs
 Rootkits
 Backdoors
 Botnet
 Spyware
 Adware
 Key Loggers
 Rogue security software
 Ransomware
 Browser Hijacker

VIRUS
 It is a malicious computer code that reproduce itself on
the same computer.
Attacks:
 A virus first inserts itself into a computer files, these
are several types:
1.Erases files from hardware.
2.Reformatted the hard disk drive.
3.Turned off the computer’s security settings.
4.Caused to crash a computer repeatedly.

VIRUS PROTECTION
 Install an antivirus program.
 Don't open email attachments unless you're
expecting them.
 Keep your computer updated.
 Use a firewall. Windows Firewall (or any other
firewall) can help alert you to suspicious activity if a
virus attempts to connect to your computer.

VIRUS REMOVAL
 Enter Safe Mode. Keep your PC disconnected from
the Internet, and don't use it until you're ready to
clean your PC.
 Delete Temporary Files. Now that you're in Safe
Mode, you'll want to run a virus scan.
 Download Malware Scanners.
 Run a Scan With Malwarebytes.

WORMS
 A Worm is a malicious computer code that
reproduce itself on the same computer and on the
other computer by using the networks.
Attacks:
It searches for the same vulnerabilities in other
computer’s in a network and effects them.

WORM PROTECTION
 Scanning any potentially suspicious files with an
antivirus solution.
 Keeping antivirus programs up-to-date.
Worm Removal:
 Enter Safe Mode. Keep your PC disconnected from
the Internet, and don't use it until you're ready to
clean your PC.
 Download Malware Scanners.

TROJANS
 It is an executable program, advertisers performing
one activity, but actually does something else which
may effects the computer.
Attacks:
 Deleting data
 Blocking data
 Modifying data
 Copying data
 Disrupting the performance of computers or
computer networks

TROJANS PROTECTION
 Protect your computer with strong security
software.
 Enable automatic Windows updates.
 Be careful when engaging in peer-to-peer (P2P)
file-sharing.
 Download the latest version of your browser.

TROJAN REMOVAL
 Disable System Restore.
 Install an anti-malware program, if you haven’t
already.
 Reboot into Safe Mode.

ROOTKIT
 Rootkit is a set of software used by attacker to hide
the actions of the other types of malicious software.
By hiding Log-in records.
Attacks:
They alter or replace OS files with modified versions
designed to ignore malicious activities.

ROOTKIT PROTECTION
 Disable Auto run windows PC.
 Install tools that will protect the computer from
rootkits.
 Anti Rootkit tools like AVG Anti-Rootkit, Panda Anti-
Rootkit, Malwarebytes Anti-Rootkit.

ROOTKIT REMOVAL
 By using one of the tools named Bitdefender
Rootkit Remover, we can remove Rootkit.
 The Bitdefender Rootkit Remover deals with known
rootkits quickly and effectively and removes from
PC.

LOGIC BOMBS
A logic bomb is a piece of code intentionally inserted
into a software system that will set off a malicious
function when specified conditions are met.
Attacks:
 A dissatisfied employee had counted on this to
cause the company’s stock to drop; the employee
can earn money from the price drop.
 Attackers can also use a combination of spyware
and logic bombs in an attempt to steal your identity

LOGIC BOMBS PROTECTION
 Do not download pirated software -- Logic bombs
can by distributed by exploits that promote software
piracy.
 Do not click on suspicious web links -- Clicking on
an unsafe link may direct you to an infected website
that may host the logic bomb malware.
 Apply patches to other software installed on your
computer- like such as Microsoft Office software,
Adobe products.

LOGIC BOMBS REMOVAL
 Run Malwarebytes Anti-Malware.
 Run the anti spyware removal programs Spybot -
Search & Destroy.

ADWARE
 It is a software program that delivers
advertising unwanted for the users.
 It also performs tracking functions.
Attacks:
 Adware ,it usually includes code that tracks a
user's personal information and passes it on to
third parties, without the user's authorization or
knowledge. This practice has been dubbed
spyware and has prompted an outcry from
computer security and privacy advocates,
including the Electronic Privacy Information
Centre.

ADWARE PROTECTION
 Remove browser add-ons
 You might need to remove add-ons from your
browser:
 Manage add-ons in Internet Explorer
 Disable or remove Add-ons in Firefox
 Uninstall extensions in chrome

ADWARE REMOVAL
 Uninstall Pop-up Ads malicious programs from your
computer
 Remove Pop-up Ads from Internet Explorer, Firefox
and
 Remove Pop-up Ads virus with Malwarebytes Anti-
Malware Free

BROWSER HIJACKER
 Browser hijacking is the modification of a web
browsers’ settings. The term hijacking is used as
the changes are performed without the user's
permission. A browser hijacker may replace the
existing home page, error page, or search page
with its own.
ATTACK:
 Browser hijackers are generally distributed by
downloading shareware or freeware applications
from malicious and unauthorized websites. If you
have clicked any pop-ups or ads link which displays
click ‘Yes’ or ‘No’ then that link might have
downloaded browser hijacker in your PC.

BROWSER HIJACKER PROTECTION
 Remain up to date with Windows security updates
as they help you to improve your computer’s
security and you will be safe.
 Install a good anti-spyware software on your PC
which will act as a shield between your PC and
Browser Hijacker and protect it from any Browser
Hijacker inventions.
 Update your anti-spyware software definitions on a
regular basis at least once a day. This will help you
to detect new Browser Hijacker’s on your PC.

BROWSER HIJACKER REMOVAL
 Scan for Browser Hijacker’s and other threats on
your PC on a regular basis at least once a week.

KEY LOGGERS
A key logger can be hardware or
software.
Attacks:
A key logger inspects keystrikes and send the
information to the attacker.

KEY LOGGERS PROTECTION
 Make sure that no unwanted hardware device is
connected to your computer.
 Install and scan your computer with anti-malware
software.
 keeping track of your authorized programs may be
all you need to do. If there’s a mystery guest on
your control panel.

KEY LOGGERS REMOVAL
 Many software tools can be used to get rid of
keylogging.
 If there is any keylogging device connected your
computer, disconnect it.
 Install absolute keylogger removal tool.

RANSOMWARE
 Ransomware is a type of malware which restricts
access to the computer system that it infects, and
demands a ransom paid to the creator(s) of the
malware in order for the restriction to be removed.

RANSOMWARE PROTECTION
 Keep all of the software on your computer up to
date. Make sure automatic updating is turned on to
get all the latest Microsoft security updates.
 Keep your firewall turned on.
 Don't open spam email messages.
 Scan your computer with the Microsoft Safety
Scanner.

RANSOMWARE REMOVAL
 To detect and remove ransomware and other
malicious software that might be installed on your
computer, run a full-system scan with an
appropriate, up-to-date, security solution. The
following Microsoft products can detect and remove
this threat:
 Windows Defender (built into Windows 8)
 Microsoft Security Essentials
 Microsoft Safety Scanner

BOTNET
Criminals distribute malicious software that can
turn your computer in to a bot also known as
zombie when it occurs it performs automated
task over the internet. They use it to send out
spam emails and messages. If this occurs to
your computer then your computer will get slow
down and you might be helping criminals.

BOTNET PROTECTION
 E-mail with malware as an attachment.
 Drive-by malware.
 Plug-in and application risks.
 Hazard: data storage devices.

BOTNET REMOVAL
 Phrozensoft Mirage Anti-Bot.
 Trend Micro RUBotted.
 Norton Power Eraser.
 BotHunter.
 Avira BotFrei.

BACKDOORS
 A backdoors is a mean of access to a computer
program that bypasses security mechanisms.
Attacks:
 Back door can be an installed program or could be
a modification to an existing program. The installed
program may allow a user log on to the computer
without a password with administrative privileges.
Many programs are available on internet to create
back door attacks on systems. One of the more
popular tools is Back Orifice which is also available
for free download on internet.

BACKDOORS PROTECTION
 Profiling the website's traffic and comparing it
against an extensive database of backdoors.
 Enabling the detection to overcome file obfuscation
and signature mutation.

BACKDOORS REMOVAL
 When AVG real-time antivirus protection detects a
virus in your computer, the AVG Detection window
is displayed, with two options:
 Protect Me: this is the recommended action. It will
remove the threat from your device.
 Ignore the threat: will do nothing to remove the
virus, however the file will be blocked so infection
won't spread.
 It is recommended to perform a full device scan
after dealing with any threat, to make sure it was
successfully deleted.

SPYWARE
Spyware is infiltration software that secretly monitors unsuspecting
users. It can enable a hacker to obtain sensitive information, such
as passwords, from the user's computer. Spyware exploits user
and application vulnerabilities and is often attached to free online
software downloads or to links that are clicked by users.
Attacks:
•Slow computer performance.
• System instability .
• New browser toolbars or menu.
• New shortcuts.
• Hijacked home page.
• Increased pop-ups.

SPYWARE PROTECTION
 The use of system resources, including what
programs are installed on their computers.
 The collection,use,and distribution of personal or
otherwise sensitive information.
 Material changes that affect the user experience
privacy, or system security.

SPYWARE REMOVAL
 Check Installed Programs for items that don't
belong on your computer. Use this method with
extreme caution. Control Panel lists many
programs, most of which are not spyware.
 Reinstall Windows. Some spyware can hide itself
so well that it can't be removed.

ROGUE SECURITY SOFTWARE
 This one deceives or misleads users. It pretends to
be a good program to remove Malware infections,
but all the while it is the Malware. Often it will turn
off the real Anti-Virus software. The next image
shows the typical screen for this Malware program,
Antivirus 2010.

ATTACKS
 Gives a false sense of security.
 Fraudulent transaction.
 Interrupts legitimate security program operations.
 Prevents you from visiting legitimate security
software vendor sites

PROTECT
 The best way to avoid rogues is to prevent them
from being installed in the first place.
 Another way you can protect yourself is to be wary.
Legitimate security companies won’t try to scare
you into using their scanners.

REMOVE
 Don’t pay the fee they ask for – this could create
further problems and expose you to further fraud or
identity theft.
 If you have problems getting rid of a rogue the
following article might help

List of Malwares

More Related Content

What's hot (20)

Viewers also liked (17)

Similar to List of Malwares (20)

Recently uploaded (20)

List of Malwares