APT

Pierluigi Paganini March 17, 2026
CL-STA-1087 targets military capabilities since 2020

China-linked APT group CL-STA-1087 has targeted Southeast Asian militaries since 2020 using AppleChris and MemFun. A suspected China-linked espionage campaign, tracked as CL-STA-1087, has targeted Southeast Asian military organizations since at least 2020, using AppleChris and MemFun malware. “The activity demonstrated strategic operational patience and a focus on highly targeted intelligence collection, rather than bulk […]

Pierluigi Paganini March 16, 2026
Russia-linked APT uses DRILLAPP backdoor to spy on Ukrainian targets

Russia-linked threat actors target Ukrainian entities with DRILLAPP backdoor and use Edge debugging for stealth. A new DRILLAPP backdoor campaign targets Ukrainian organizations, abusing Microsoft Edge debugging to evade detection. Observed in February 2026, it shows links to previous Russian-aligned operations by Laundry Bear APT group (aka UAC-0190, Void Blizzard) using the PLUGGYAPE malware family […]

Pierluigi Paganini March 06, 2026
Iran-linked MuddyWater deploys Dindoor malware against U.S. organizations

Iran-linked APT MuddyWater targeted U.S. organizations, deploying the new Dindoor backdoor across sectors including banks, airports, and nonprofits. Broadcom’s Symantec Threat Hunter Team uncovered a campaign by the Iran-linked MuddyWater  (aka SeedWorm, TEMP.Zagros, Mango Sandstorm, TA450, and Static Kitten) APT group targeting several U.S. organizations. “Activity associated with Iranian APT group Seedworm has been spotted on the networks of multiple […]

Pierluigi Paganini March 06, 2026
Iran-nexus APT Dust Specter targets Iraq officials with new malware

A campaign by Iran-linked group Dust Specter is targeting Iraqi officials with phishing emails delivering new malware families. Zscaler ThreatLabz researchers linked the Iran-nexus group Dust Specter to a campaign targeting Iraqi government officials. Threat actors impersonated the country’s Ministry of Foreign Affairs in phishing messages that delivered previously unseen malware, including SPLITDROP, TWINTASK, TWINTALK, […]

Pierluigi Paganini March 06, 2026
Google GTIG: 90 zero-day flaws exploited in 2025 as enterprise targets grow

Google’s GTIG reports 90 zero-day vulnerabilities exploited in the wild in 2025, up from 78 in 2024, with a growing share targeting enterprise systems. Google’s Threat Intelligence Group (GTIG) identified 90 zero-day vulnerabilities exploited in the wild in 2025. While slightly below the 100 observed in 2023, the number increased from 78 in 2024, with […]

Pierluigi Paganini March 02, 2026
Middle east crisis prompts UK NCSC warning on potential Iranian cyber activity

UK’s NCSC warns of potential Iranian cyberattacks as Middle East tensions rise, urging vigilance from exposed organizations. The UK’s National Cyber Security Centre (NCSC) has warned organizations of a potential increase in Iranian cyber threats amid the escalating Middle East conflict. While it sees no immediate shift in the direct threat to Britain, officials stress […]

Pierluigi Paganini February 18, 2026
Notepad++ patches flaw used to hijack update system

Notepad++ patched a vulnerability that attackers used to hijack its update system and deliver malware to targeted users. Notepad++ fixed a vulnerability that allowed a China-linked APT group to hijack its update mechanism and selectively push malware to chosen targets. In early February, the Notepad++ maintainer revealed that nation-state hackers compromised the hosting provider’s infrastructure, […]

Pierluigi Paganini February 05, 2026
China-linked Amaranth-Dragon hackers target Southeast Asian governments in 2025

China-linked hackers tracked as Amaranth-Dragon targeted government and law enforcement agencies across Southeast Asia in 2025. CheckPoint says China-linked threat actors, tracked as Amaranth-Dragon, carried out cyber-espionage campaigns in 2025 targeting government and law enforcement agencies across Southeast Asia. The activity is linked to the APT41 ecosystem and affected countries including Thailand, Indonesia, Singapore, and […]

Pierluigi Paganini January 29, 2026
Nation-state and criminal actors leverage WinRAR flaw in attacks

Multiple threat actors exploited a now-patched critical WinRAR flaw to gain initial access and deliver various malicious payloads. Google Threat Intelligence Group (GTIG) revealed that multiple threat actors, including APTs and financially motivated groups, are exploiting the CVE-2025-8088 flaw in RARLAB WinRAR to establish initial access and deploy a diverse array of payloads. The WinRAR […]

Pierluigi Paganini January 26, 2026
North Korea–linked KONNI uses AI to build stealthy malware tooling

Check Point links an active phishing campaign to North Korea–aligned KONNI, targeting developers with fake blockchain project docs and using an AI-written PowerShell backdoor. Check Point Research uncovered an active phishing campaign attributed to the North Korea–linked KONNI group (aka Kimsuky, Earth Imp, TA406, Thallium, Vedalia, and Velvet Chollima). The operation targets software developers and engineers using fake project […]