fromArs Technica
2 weeks agoOnce-hobbled Lumma Stealer is back with lures that are hard to resist
A core part of the resurgence is the use of CastleLoader, a separate piece of malware that's installed initially. It runs solely in memory, making it much harder to detect than malware that resides on a hard drive. Its code is heavily obfuscated, making it hard to spot its malice even when malware scanners can see it. CastleLoader also provides a flexible and full-featured command-and-control communication mechanism that users can customize to meet their specific needs.
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