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MalwareWiki

Malware

Avaddon

Avaddon is a ransomware malware targeting Windows systems often spread via malicious spam.

Avaddon is a Windows malware family operated by RIDDLE SPIDER.

Background

Avaddon is a Windows-focused ransomware strain that frequently arrives through malicious spam email. Its earliest documented distribution campaign dates to February 2020. The malware appends the .avdn extension to encrypted files and directs victims to a TOR-based portal to submit their ransom payment.

Source: Malpedia (Fraunhofer FKIE).