AceCryptor is heavily obfuscated and has multiple variants, and throughout the years, has incorporated many techniques to avoid detection.ĮSET researchers revealed today details about a prevalent cryptor malware, AceCryptor, which operates as a cryptor-as-a-service used by tens of malware families.Among the malware families found that used AceCryptor, one of the most prevalent was RedLine Stealer – malware used to steal credit card credentials and sensitive data, upload and download files, and even steal cryptocurrency.This amounts to over 10,000 hits every month. Altogether, there have been 240,000 detections, including the same sample detected at multiple computers, and one computer being protected multiple times by ESET software.During 20, ESET protected more than 80,000 customers affected by malware packed by AceCryptor.AceCryptor samples are very prevalent worldwide because multiple threat actors are actively using the cryptor malware to spread packed malware in their campaigns.ESET researchers publish details about a prevalent cryptor malware, AceCryptor, which operates as a cryptor-as-a-service used by tens of malware families.

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