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Kaspersky Lab has detected that multiple variants of Kido, a polymorphic worm, are currently spreading widely.Net-Worm.Win32.Kido exploits a critical vulnerability (MS08-067) in Microsoft Windows to spread via local networks and removable storage media.The worm disables system restore, blocks access to security websites, and downloads additional malware to i […]

Kaspersky Lab has detected a new version of the ‘malicious blackmailer’ Gpcode - Virus.Win32.Gpcode.ak.The new Gpcode variant encrypts files with extensions DOC, TXT, PDF, XLS, JPG, PNG, CPP, H etc. on hard drives using an RSA algorithm with a 1024-bit key.After encrypting files, the virus leaves a text file in the folder next to the encrypted files with fol […]

Kaspersky Lab has detected mass mailings of a new variant of Warezov, Email-Worm.Win32.Warezov.nf. At 8.00 Moscow Standard Time, 19 April 2007, 70-85% of the malicious content in mail traffic consisted of various forms of a new modification of Warezov - the Warezov.nf worm.A few hours before this point, there was a noticeable increase in mail traffic of an e […]