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NotLockBit Ransomware Targets MacOS

Nov 8, 2024 1:45:18 PM / by The Hivemind posted in Threat Bulletin, Ransomware, Windows, LockBit, MacOS, NotLockBit

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Executive Summary

NotLockBit is a ransomware family that mimics LockBit. NotLockBit is unique in that it is one of the first fully functional ransomware families to target MacOS systems.

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Labyrinth Chollima Using Poisoned Python Packages to Deliver PondRAT

Sep 30, 2024 1:49:09 PM / by The Hivemind posted in Threat Bulletin, North Korea, Linux, MacOS, PondRAT, PoolRAT, Labyrinth Chollima

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Related Families: PondRAT, PoolRAT
Verticals Targeted: Software Development 

Executive Summary

North Korea nexus threat actor group Labyrinth Chollima was observed using poisoned Python packages to deliver PondRAT, a backdoor that targets MacOS and Linux systems.  

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HZ Rat MacOS Variant

Sep 13, 2024 2:19:08 PM / by The Hivemind posted in Threat Bulletin, Backdoor, RAT, MacOS, HZ Rat

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Executive Summary

A MacOS variant of HZ Rat was recently discovered targeting messaging apps in China. HZ Rat is a basic backdoor, and shell commands received from the C2 provide additional functionality.

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Cthulhu MacOS Stealer

Aug 30, 2024 2:09:06 PM / by The Hivemind posted in Threat Bulletin, Stealer, MacOS, Cthulhu

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Related Families: Atomic Stealer

Executive Summary

Cthulhu is a stealer malware targeting MacOS systems. First observed in 2023, this malware-as-a-service  (MaaS) is capable of targeting both x86_64 and ARM architectures.

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Cosmic Leopard Activity Targets Windows, MacOS, & Android

Jun 17, 2024 3:15:17 PM / by The Hivemind posted in Threat Bulletin, Android, Windows, MacOS, Cosmic Leopard, GravityRAT, Operation Celestial Force, HeavyLift, GravityAdmin

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Related Families: GravityRAT, HeavyLift, GravityAdmin
Verticals Targeted: Defense, Government, Technology 

Executive Summary

Cosmic Leopard was observed targeting Windows, MacOS, and Android devices in a series of ongoing campaigns dubbed Operation Celestial Force. The threat actors used GravityRAT and HeavyLift to target entities in India.

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Cuckoo: Part Infostealer, Part Spyware

May 13, 2024 2:20:01 PM / by The Hivemind posted in Threat Bulletin, Infostealer, Spyware, MacOS, Cuckoo

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Executive Summary

Cuckoo is a recently discovered infostealer and spyware hybrid targeting MacOS systems.

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RustDoor MacOS Backdoor

Feb 26, 2024 11:51:18 AM / by The Hivemind posted in Threat Bulletin, Ransomware, ALPHV, Backdoor, MacOS, Mac, Apple, RustDoor, GateDoor

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Related Families: GateDoor
Verticals Targeted: Cryptocurrency

Executive Summary

RustDoor is a new MacOS backdoor written in Rust. RustDoor was observed targeting companies in the cryptocurrency sector.

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SpectralBlur MacOS Backdoor

Jan 19, 2024 2:03:16 PM / by The Hivemind posted in Threat Bulletin, Backdoor, MacOS, Stardust Chollima, SpectralBlur, KandyKorn

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Related Families: KandyKorn

Executive Summary

SpectralBlur is a fairly unsophisticated backdoor targeting MacOS devices. It has been attributed to Stardust Chollima.

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