what is wanna cry ransomware attack
TRANSCRIPT
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Things you should know about
WannaCry (Cyber Attack)
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A motion-blog by
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Here are the things you should now about “Ransomware Attack”.
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WannaCry ransomware attack is an
ongoing cyber attack worldwide. It
is a computer worm, targeting
Windows OS and demanding
ransom payments in Bitcoins.
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What’s happening?
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1“Ransomware”, encrypting files and demanding
$300 – $1200 from the victim in order to regain
access to the files on his or her computer.
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2It encrypts most or even all of the files on a user’s
computer.
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3There are over 200,000 victims and more than
230,000 computers infected in over 150 countries.
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4A blogger flipped an kill switch by registering a domain
name he found in the code of the ransomware, this
slowed the spread of infection.
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WannaCry used the EternalBlue exploit &
DoublePulsar backdoor developed by the U.S.
National Security Agency (NSA) to spread
through local networks.
How Ransomware was created?
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Effects of “Ransomware”?
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Russia, Ukraine, India and Taiwan are very
badly affected.
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The attack affected working of
computers, MRI scanners, blood-storage
refrigerators and theatre equipment.
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Business of several large companies closed
& Banks, Hospitals, and Other Government
Agencies were also very badly affected.
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Computer Screen after Ransomware Virus attack.
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It also installs a text file with the following note:
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How to protect your computer from ransomware:
• Run windows update regularly.
• Install latest antivirus update of Microsoft.
• Back up your data.
• Be careful what you open.
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