Latest Astaroth living-off-the-land attacks are even more invisible but not less observable

Astaroth is back sporting significant changes. The updated attack chain maintains Astaroth’s complex, multi-component nature and continues its pattern of detection evasion.
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Multi-stage downloader Trojan sLoad abuses BITS almost exclusively for malicious activities

Many of today’s threats evolve to incorporate as many living-off-the-land techniques as possible into the attack chain. The PowerShell-based downloader Trojan known as sLoad, however, puts all its bets on BITS. Background Intelligent Transfer Service (BITS) is a component of the Windows operating system that provides an ability to transfer files in an asynchronous and…
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Dismantling a fileless campaign: Microsoft Defender ATP next-gen protection exposes Astaroth attack

Advanced technologies in Microsoft Defender ATP next-generation protection exposed and defeated a widespread fileless campaign that completely “lived off the land” throughout a complex attack chain that run the info-stealing backdoor Astaroth directly in memory
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