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APT Groups

30 articles

Nation-state and advanced persistent threat campaigns, actors, and tooling.

Secret Blizzard Upgrades Kazuar Backdoor Into P2P BotnetHIGH
Malware

Secret Blizzard Upgrades Kazuar Backdoor Into P2P Botnet

Secret Blizzard evolved Kazuar into a modular P2P botnet with 150 config options, AMSI/ETW bypass, and silent-mode nodes. Microsoft details the three-module architecture.

3 min readSecret Blizzard
OceanLotus APT Uses PyPI Packages to Deliver ZiChatBot MalwareHIGH
Malware

OceanLotus APT Uses PyPI Packages to Deliver ZiChatBot Malware

Kaspersky attributes a PyPI supply chain campaign to OceanLotus APT, using fake wheel packages to drop ZiChatBot malware that abuses Zulip chat APIs for C2 on Windows and Linux.

4 min readOceanLotus
APT37 Targets Ethnic Koreans in China With Android BirdCall MalwareHIGH
Malware

APT37 Targets Ethnic Koreans in China With Android BirdCall Malware

ESET says APT37 compromised Sqgame card game platform to deliver BirdCall backdoor to Android devices, stealing SMS, call logs, and private keys from ethnic Koreans in Yanbian.

4 min readAPT37
North Korea Laundered 76% of All Stolen Crypto in 2026CRITICAL
Threat Intel

North Korea Laundered 76% of All Stolen Crypto in 2026

North Korean hackers laundered 76% of all stolen cryptocurrency in 2026 — $2.3 billion — per Chainalysis.

3 min readLazarus Group
APT29, Intellexa, NSO Share Identical Exploit ChainsHIGH
Threat Intel

APT29, Intellexa, NSO Share Identical Exploit Chains

Google TAG finds APT29 using exploit chains identical to those deployed by Intellexa and NSO Group, suggesting shared access to zero-day suppliers or exploit resale.

3 min readAPT29
Silver Dragon APT Targets Southeast Asia, Europe in Espionage CampaignHIGH
Threat Intel

Silver Dragon APT Targets Southeast Asia, Europe in Espionage Campaign

Check Point Research tracks Silver Dragon, a Chinese-aligned APT group operationally linked to APT41, targeting government and telecom entities in Southeast Asia and Europe with…

3 min readSilver Dragon
Iran Conflict Spills Over: Cyber Threats to Critical InfrastructureHIGH
Threat Intel

Iran Conflict Spills Over: Cyber Threats to Critical Infrastructure

ESET warns of increased Iranian cyber activity targeting energy, water, and transportation sectors globally as Middle East conflict escalates.

2 min readAPT33
Silver Fox APT Spoofs Japanese Tax Emails in Targeted CampaignHIGH
Threat Intel

Silver Fox APT Spoofs Japanese Tax Emails in Targeted Campaign

ESET details Silver Fox APT targeting Japanese firms with tax-themed phishing emails delivering malware via weaponized Excel attachments during tax season.

2 min readSilver Fox
Cyberattackers Weaponize Voltage Fluctuations Against Power GridsHIGH
Industry News

Cyberattackers Weaponize Voltage Fluctuations Against Power Grids

Dark Reading reports attackers are manipulating voltage to destabilize power grids — a growing cyber-physical threat vector targeting electricity infrastructure with no patch…

2 min readSandworm
GopherWhisper APT Targets Mongolian Government in Espionage CampaignHIGH
Threat Intel

GopherWhisper APT Targets Mongolian Government in Espionage Campaign

ESET discovered China-aligned APT GopherWhisper targeting Mongolian government institutions with custom Go-based malware, leveraging legitimate services for C2.

2 min readGopherWhisper
Lazarus Hijacks macOS via ClickFix to Target ExecutivesHIGH
Threat Intel

Lazarus Hijacks macOS via ClickFix to Target Executives

Lazarus APT uses ClickFix social engineering to deliver macOS malware — fake browser update prompts trick executives into running AppleScript payloads that steal credentials and…

2 min readLazarus Group
Tropic Trooper APT Hijacks Home Routers to Target Japanese NetworksHIGH
Threat Intel

Tropic Trooper APT Hijacks Home Routers to Target Japanese Networks

Chinese state-sponsored Tropic Trooper is compromising home routers as proxy footholds to infiltrate Japanese organizations, shifting to novel TTPs and victim sectors.

2 min readTropic Trooper
Unit 42 Tracks TGR-STA-1030 Activity in Central and South AmericaHIGH
Threat Intel

Unit 42 Tracks TGR-STA-1030 Activity in Central and South America

Palo Alto Unit 42 reports TGR-STA-1030 remains active in Central and South America, targeting government and energy sectors with custom malware and living-off-the-land techniques.

2 min readTGR-STA-1030
North Korean Hackers Steal $12 Million in Crypto via TrojanizedHIGH
Malware

North Korean Hackers Steal $12 Million in Crypto via Trojanized

North Korean hackers siphoned over $12 million from crypto users in Q1 2026 using trojanized trading apps like CoinStats and TradingView AI Agent to steal recovery phrases and…

2 min readLazarus Group
China-Linked GopherWhisper Hits 12 Mongolian Gov SystemsHIGH
Threat Intel

China-Linked GopherWhisper Hits 12 Mongolian Gov Systems

ESET identified GopherWhisper, a China-aligned APT, breaching 12 Mongolian government systems with Go-based backdoors, injectors, and loaders since early 2026.

1 min readGopherWhisper
GopherWhisper APT Uses Go Tools, Legit Services in Gov AttacksHIGH
Threat Intel

GopherWhisper APT Uses Go Tools, Legit Services in Gov Attacks

GopherWhisper, a new state-backed APT, targets government entities with a Go-based toolkit abusing Outlook, Slack, and Discord for C2.

2 min readGopherWhisper
Lotus Wiper Targets Venezuelan Energy Sector Before US InterventionHIGH
Malware

Lotus Wiper Targets Venezuelan Energy Sector Before US Intervention

Lotus Wiper malware targeted Venezuela's state-owned energy firm PDVSA, destroying data by overwriting drives and deleting files before a US-led intervention in March 2026.

2 min read
UK Cyber Agency Handles Four Major Incidents WeeklyHIGH
Industry News

UK Cyber Agency Handles Four Major Incidents Weekly

The UK's NCSC reports handling four nationally significant cyber incidents per week, with most now attributed to hostile foreign states like China and Russia, up from two per week…

2 min read
North Korean Fake Job Scams Spread Malware via 'Contagious Interview'HIGH
Threat Intel

North Korean Fake Job Scams Spread Malware via 'Contagious Interview'

North Korean operatives use a 'contagious interview' tactic, where a compromised developer's GitHub repo spreads RATs to other job seekers.

3 min readLazarus Group
SideWinder APT Deploys Fake Chrome PDF Viewer and Zimbra Clone to StealHIGH
Threat Intel

SideWinder APT Deploys Fake Chrome PDF Viewer and Zimbra Clone to Steal

SideWinder APT targets South Asian government bodies with a phishing campaign using a fake Chrome PDF viewer and a cloned Zimbra login portal to steal webmail credentials, active since February 2026.

3 min readSideWinder
Lazarus Group Steals $290 Million in KelpDAO Cross-Chain Bridge AttackCRITICAL
Threat Intel

Lazarus Group Steals $290 Million in KelpDAO Cross-Chain Bridge Attack

North Korea's Lazarus Group exploited a smart contract flaw to steal $290 million from the KelpDAO cross-chain bridge, marking one of the largest DeFi heists of 2026 and highlighting persistent risks in cross-chain infrastructure.

3 min readLazarus Group
North Korean Operatives Use AI and Fake Identities to Infiltrate Companies viaHIGH
Threat Intel

North Korean Operatives Use AI and Fake Identities to Infiltrate Companies via

North Korean operatives are using AI tools and forged documents to pass remote job interviews, according to Flare research. The tactic aims to place threat actors inside target companies for long-term espionage and network access.

3 min readNorth Korean operatives
UNC1069 Targets Crypto Professionals with Fake Zoom and Teams MeetingsHIGH
Threat Intel

UNC1069 Targets Crypto Professionals with Fake Zoom and Teams Meetings

North Korean threat actor UNC1069 lures Web3 professionals with fake Zoom and Microsoft Teams meetings to deploy malware that steals cryptocurrency, according to new research.

3 min readUNC1069
UAC-0247 Threat Actor Deploys Data-Stealing Malware Against Ukrainian TargetsHIGH
Threat Intel

UAC-0247 Threat Actor Deploys Data-Stealing Malware Against Ukrainian Targets

The Ukrainian CERT-UA attributes a new campaign to threat actor UAC-0247, which uses phishing lures to deploy malware that steals data from Chromium browsers and WhatsApp on government and healthcare systems.

4 min readUAC-0247
Sapphire Sleet Targets macOS Users with Fake Zoom SDK UpdateHIGH
Threat Intel

Sapphire Sleet Targets macOS Users with Fake Zoom SDK Update

North Korean threat actor Sapphire Sleet is distributing a new macOS malware via a fake Zoom SDK installer, stealing passwords, crypto wallets, and personal data through a multi-stage social engineering campaign.

4 min readSapphire Sleet
APT37 Targets Individuals via Facebook to Deploy RokRAT MalwareHIGH
Threat Intel

APT37 Targets Individuals via Facebook to Deploy RokRAT Malware

North Korea's APT37 group is conducting a social engineering campaign on Facebook, using fake profiles to build trust and deliver the RokRAT remote access trojan to targeted individuals.

4 min readAPT37 (ScarCruft, InkySquid)
APT41 Deploys Stealthy Backdoor to Harvest Cloud CredentialsHIGH
Threat Intel

APT41 Deploys Stealthy Backdoor to Harvest Cloud Credentials

China-linked threat actor APT41 is deploying a novel, low-detection backdoor against AWS, Google, Azure, and Alibaba Cloud to harvest credentials and establish persistence.

4 min readAPT41
Fancy Bear APT Exploits Unpatched Flaws in Global Espionage CampaignHIGH
Threat Intel

Fancy Bear APT Exploits Unpatched Flaws in Global Espionage Campaign

Russia's APT28 (Fancy Bear) is conducting a global cyber espionage campaign, exploiting unpatched vulnerabilities in routers and network devices to infiltrate government and defense targets.

3 min readAPT28 (Fancy Bear)
Iranian CyberAv3ngers Escalate Attacks on US Water, Industrial InfrastructureHIGH
Threat Intel

Iranian CyberAv3ngers Escalate Attacks on US Water, Industrial Infrastructure

The Iran-backed threat actor CyberAv3ngers, linked to the IRGC, has evolved from hacktivism to conducting disruptive cyber operations against US water utilities and programmable logic controllers (PLCs).

3 min readCyberAv3ngers
North Korean Lazarus Group Compromises OpenAI via Axios Supply Chain AttackHIGH
Threat Intel

North Korean Lazarus Group Compromises OpenAI via Axios Supply Chain Attack

North Korea's Lazarus Group compromised OpenAI's internal systems via a supply chain attack on the Axios client library, using a stolen macOS code-signing certificate to sign malware.

3 min readLazarus Group

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