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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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BitSloth

Aug 9, 2024 2:44:04 PM / by The Hivemind posted in Threat Bulletin, Windows, Backdoor, BITS, BitSloth

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Verticals Targeted: Government 

Executive Summary

BitSloth is a recently discovered Windows backdoor that uses a built-in feature called Background Intelligent Transfer Service (BITS) for C2.

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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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KrustyLoader Backdoor

Mar 11, 2024 3:09:11 PM / by The Hivemind posted in Threat Bulletin, Windows, Linux, Backdoor, KrustyLoader, Avanti, UNC5221

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Verticals Targeted: Government, Defense, Finance, Technology, Telecommunications, Aerospace, Pharmaceuticals  

Executive Summary

Multiple industry sources recently reported on KrustyLoader, a Rust-based backdoor with both Windows and Linux variants.

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Faust Ransomware

Feb 12, 2024 1:07:27 PM / by The Hivemind posted in Threat Bulletin, Ransomware, Windows, Faust, Phobos

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Related Families: Phobos

Executive Summary

Faust is a newly discovered variant of Phobos ransomware delivered via an office document containing a malicious VBA script.

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New Zloader Variant Discovered

Feb 9, 2024 1:16:59 PM / by The Hivemind posted in Threat Bulletin, Windows, Trojan, Zloader, ZeuS, 64-bit

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Related Families: ZeuS

Executive Summary

A new variant of the modular trojan Zloader was recently identified. The new variant has been in development since September 2023.

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Go-Based Proxy Targets Windows and Mac Systems

Aug 28, 2023 2:57:30 PM / by The Hivemind posted in Threat Bulletin, Windows, Mac, Proxy, Go

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Executive Summary

A recent malware campaign delivered a proxy server application to both Windows and Mac systems, turning them into proxy exit nodes. 

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BlackSuit Ransomware

Jun 12, 2023 2:55:54 PM / by The Hivemind posted in Ransomware, Windows, Linux, Royal, BlackSuit, encryption

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Related Families: Royal

Executive Summary

BlackSuit ransomware targets both Windows and Linux systems and bears a striking resemblance to Royal ransomware.

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