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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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Volt Typhoon's KV-Botnet

Jan 22, 2024 1:38:21 PM / by The Hivemind posted in Threat Bulletin, APT, Critical Infrastructure, China, Linux, Volt Typhoon, KV-Botnet

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Verticals Targeted: Government

Executive Summary

Volt Typhoon was observed compromising Cisco RV325 devices with KV-Botnet.

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Mirai IZ1H9

Oct 16, 2023 2:17:16 PM / by The Hivemind posted in Threat Bulletin, Linux, IoT, Mirai, Botnet, IZ1H9

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Executive Summary

Mirai IZ1H9, a newer variant of Mirai, is being used to infect Linux devices for use in a DDoS campaign.

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Earth Lusca's SprySOCKS Linux Backdoor

Sep 25, 2023 2:06:11 PM / by The Hivemind posted in Threat Bulletin, Espionage, Government, Linux, Backdoor, Mandibule, SprySOCKS, Earth Lusca, Aquatic Panda

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Related Families: Mandibule, Cobalt Strike, Trochilus, RedLeaves
Verticals Targeted: Government 

Executive Summary

China nexus threat actor group Earth Lusca was observed using a Linux-based backdoor dubbed SprySOCKS to target government entities.

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Monti Ransomware Linux Variant

Aug 21, 2023 12:49:38 PM / by The Hivemind posted in Threat Bulletin, Ransomware, Linux, Conti, Monti

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Related Families: Conti
Verticals Targeted: Legal, Government

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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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SysUpdate Linux Variant

Mar 14, 2023 3:30:50 PM / by The Hivemind posted in Threat Bulletin, Ransomware, Linux, RAT, Trojan, SysUpdate, Iron Tiger, Emissary Panda, APT27

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Verticals Targeted: Gambling

Executive Summary

Trend Micro recently reported on a new Linux variant of Emissary Panda’s SysUpdate. SysUpdate is one of Emissary Panda’s custom tools. 

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Royal Ransomware Linux Variant

Mar 3, 2023 1:25:10 PM / by The Hivemind posted in Threat Bulletin, Ransomware, Linux, Royal

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Verticals Targeted: IT, Financial, Materials, Healthcare, Food Production 

Executive Summary

Trend Micro recently reported on a new Linux variant of Royal ransomware that targets Linux systems and  ESXi servers. Royal ransomware is yet another contender among the many ransomware families now targeting Linux systems.

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