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ReversingLabs blog (36)

Date (as written)IncidentCountryActors
2020-06-23T05:00:00.000ZHidden Cobra - from a shed skin to the viper’s nest | RL Blog
2022-12-01T06:00:00.000ZZetaNile: Open source software trojans from North Korea | RL Blog
2022-08-09T05:00:00.000ZGwisinLocker ransomware targets South Korean industrial and pharma firmsSouth KoreaGwisin group (speculated North Korea based)
01.10.2023North Korean state-sponsored hacking group Diamond Sleet compromised vulnerable TeamCity servers since early October 2023Not availableAndariel/APT45/Onyx Sleet fka PLUTONIUM/Silent Chollima/Stonefly/G0138/DarkSeoul < Lazarus Group/Labyrinth Chollima/HIDDEN COBRA/Guardians of Peace/Diamond Sleet fka ZINC/NICKEL ACADEMY/NewRomanic Cyber Army Team/Whois Hacking Team/Appleworm/Group 77/G0032 (Reconnaissance General Bureau, Bureau 121, Unit 180, Lab 110)
over the last couple of years (as of 20 March 2023)Kimsuky spear phishing against Korean and German entitiesSouth Korea; GermanyKIMSUKY (Thallium, Velvet Chollima)
01.01.2023APT37 uses M2RAT backdoor for intelligence collection purposes on unspecified individuals since 2023Not availableAPT37/Richochet Chollima/Red Eyes/InkySquid/ScarCruft/Reaper/Group123/TEMP.Reaper/Venus 121/G0067
2023-03-30T11:37:54+00:00 (published_time)3CX Desktop App supply chain compromise (ICONIC)UTA0040, later attributed to Lazarus
June 1, 2023Impersonation of South Korean think tank researchersSouth KoreaKimsuky (Thallium, APT43, Velvet Chollima, Black Banshee)
07/08/2023NPO MashinostroyeniyaRUScarCruft
January 13, 2023Laundering of Harmony proceeds via RAILGUNNorth Korean cyber actors
2023-07-27T05:00:00.000ZMore malicious npm packages found in wake of JumpCloud supply chain hackNorth Korea; Lazarus Group
03/08/2023IT Professionals>1Lazarus Group
2023-09-05T05:00:00.000ZVMConnect PyPI campaign (in "Threat research roundup: Lessons learned from recent PyPI and npm supply chain attacks")Lazarus; Labyrinth Chollima
2023-03-09T06:00:00.000ZThe Week in Security: Lazarus attacks same South Korean entity twice, use of hard-coded secrets is up | RL Blog
2023-05-25T05:00:00.000ZThe Week in Security: Lazarus targets Microsoft servers in espionage campaign, the future of PyPI | RL Blog
2023-07-27T05:00:00.000ZThe Week in Security: North Korean APT targets developers, this Barbie is a cybercriminal | RL Blog
2023-03-30T05:00:00.000ZThe Week in Security: Twitter gets subpoena for source code leak, 3CX supply chain attack surfaces | RL Blog
2023-04-13T05:00:00.000ZThe Week in Security: 3CX attackers identified as North Korean, CISA pushes Secure by Design | RL Blog
2024-09-10T05:00:00.000ZFake recruiter coding tests target devs with malicious Python packages (VMConnect)Lazarus Group
2024-01-16T06:00:00.000ZPyPI campaign mimicking open-source Python tools, attributed to Lazarus offshoot (in "SSCS attacks: A (partial) history")offshoot of the Lazarus threat group
2024-01-16T06:00:00.000ZThallium abuse of stock investment platform installer (in "SSCS attacks: A (partial) history")Thallium
2024-02-20T06:00:00.000ZLazarus DLL sideloading via IDA Pro library (mentioned in "Attackers leverage PyPI to sideload malicious DLLs")Lazarus Group
2024-03-12T05:00:00.000ZDPRK cryptocurrency theft total (mentioned in BIPClip post)nation-state actors affiliated with the Democratic Republic of North Korea (DPRK)
2024-06-10T05:00:00.000Z3CX compromise (mentioned in "How to assess and manage commercial software risk")Lazarus
2024-07-31T05:00:00.000Z3CX attack (mentioned in "Are you prepared for modern supply chain threats?")North Korean attackers
2024-10-09T05:00:00.000ZTeamCity CVE-2023-42793 exploitation by North Korean groups (in "5 commercial software attacks")multiple North Korean groups
2025-07-03T05:00:00.000Z3CX’s Software Supply Chain Compromise: Lessons Learned | RL Blog
2025-09-09T15:00:00.000ZContagious Interview / Ferret macOS malware (in "Ransomware 2025: Infostealers on the March")North Korea
2026-03AxiosBluenoroff
2026-02-11T16:00:00.000Zgraphalgo fake recruiter campaign targets crypto developers with RATLazarus Group
29/04/2026Software developers (npm ecosystem) Organizations hiring remote developersGlobalFamous Chollima (linked to Contagious Interview)
2026-03-24T15:00:00.000ZGraphalgo campaign (mentioned in "Malicious npm packages use fake install logs to load RAT")North Korea-backed hackers
2026-04-09T15:00:00.000ZDrift compromise and axios compromise (mentioned in "Graphalgo fake recruiter malware campaign respawned")North Korean state-sponsored threat actors
2026-04-21T15:00:00.000ZKimsuky QR-code spearphishing (FBI flash alert, mentioned in "QR Code Phishing Evolves")Kimsuky
2026-06-18T16:00:00.000ZClaude Opus inserted malicious package into crypto trading app (mentioned in Gartner post)North Korea-linked hackers
2026-04-09T15:00:00.000ZGraphalgo fake recruiter malware campaign respawnedNorth Korean state-sponsored threat actors