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ResolverRAT Targets Healthcare Sector

Apr 28, 2025 1:19:17 PM / by The Hivemind posted in Threat Bulletin, Healthcare, RAT, Emerging Threat, ResolverRAT

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Verticals Targeted: Healthcare, Pharmaceutical
Regions Targeted: Language based targeting of Czech, Hindi, Indonesian, Italian, Portuguese, Turkish
Related Families: Rhadamanthys, Lumma

Executive Summary

ResolverRAT is a sophisticated remote access trojan (RAT) targeting healthcare and pharmaceutical sectors globally. Deployed via localized phishing campaigns, this previously undocumented malware employs advanced in-memory execution and evasion techniques to steal sensitive data.

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StilachiRAT

Mar 24, 2025 11:54:35 AM / by The Hivemind posted in Threat Bulletin, Backdoor, Cryptocurrency, RAT, Emerging Threat, StilachiRAT

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Executive Summary

StilachiRAT is a newly discovered remote access trojan (RAT) that employs advanced evasion techniques to conduct system reconnaissance, steal credentials, and target cryptocurrency wallets.

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SystemBC Now Targeting Linux

Feb 18, 2025 2:05:57 PM / by The Hivemind posted in Threat Bulletin, Linux, RAT, SystemBC, Evolving Threat

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Related Families: RIG, Fallout EK

Executive Summary

SystemBC, a RAT that previously only targeted Windows systems was recently observed targeting Linux.

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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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DevPopper Campaign Targets Software Developers

Aug 26, 2024 1:38:47 PM / by The Hivemind posted in Threat Bulletin, North Korea, RAT, DevPopper

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Verticals Targeted: Software Development

Executive Summary

An ongoing social engineering campaign was observed targeting software developers. The threat actors use fake interviews to deliver a Python-based RAT, known as DevPopper.

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DISGOMOJI Linux RAT Controlled Via Discord Emojis

Jun 24, 2024 3:02:07 PM / by The Hivemind posted in Threat Bulletin, Espionage, India, Pakistan, Government, RAT, Discord, DISGOMOJI

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Verticals Targeted: Government

Executive Summary

DISGOMOJI is a RAT controlled via emojis sent over Discord. It was recently observed targeting government entities in India.

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XWorm

Nov 3, 2023 2:13:28 PM / by The Hivemind posted in Threat Bulletin, RAT, XWorm

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Executive Summary

XWorm is a .NET based, modular, multi-purpose malware family most often used as a RAT. CERT Polska analyzed an Xworm sample distributed via malspam containing an .lzh file.

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Qakbot Threat Actors Distributing Ransom Knight And Remcos

Oct 20, 2023 4:30:11 PM / by PolySwarm Tech Team posted in Threat Bulletin, Qbot, RAT, Remcos RAT, Ransom Knight, Qakbot

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Executive Summary

Threat actors affiliated with Qakbot were observed distributing Ransom Knight ransomware and Remcos RAT.

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