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Windows 11Virus destroys data that is spreading in Vietnam
On the afternoon of October 10, according to the network security center Bkis, the virus destroyed W32.Chir.B@mm data, which infested more than 3,000 computers since September. In recent days, this virus has caused damage to many businesses because of data errors and making computers unusable.
According to analyst Cao Minh Phuong, Bkis Network Security Center, when entering the computer, the virus overwrites 4,660 bytes of garbage data at the beginning of .doc, .xls files and some other formats found on the computer. victim. Besides, it also makes machine slow, font error and hangs. According to Mr. Phuong, the ability to save data is very low because the virus does not delete the file completely, only overwrites part of the data, making the file corrupt not open.
W32.Chir.B activates the destructive module on the 1st day of every month. This is a computer worm that spreads via email, using the SMTP tool to send mail to e-mail addresses found in the victim's computer.
Network security center Bkis recommends that users should update to the latest version of Bkav1274 to kill and prevent the virus's destructive ability.
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