Threat actors have revived an old and relatively inactive ransomware family known as TellYouThePass, deploying it in attacks against Windows and Linux devices targeting a critical remote code execution bug in the Apache Log4j library. KnownSec 404 Team’s Heige first reported these attacks on Twitter on Monday after observing that the ransomware was dropped on old Windows systems using exploits targeting the flaw tracked as CVE-2021-44228 and known as Log4Shell.

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