APT

Pierluigi Paganini April 08, 2026
Russia-linked APT28 uses PRISMEX to infiltrate Ukraine and allied infrastructure with advanced tactics

APT28 targets Ukraine and allies with PRISMEX malware, using stealthy techniques for espionage and command-and-control. Russia-linked group APT28 (aka UAC-0001, aka Fancy Bear, Pawn Storm, Sofacy Group, Sednit, BlueDelta, and STRONTIUM) is running a spear-phishing campaign against Ukraine and its allies, deploying a new malware suite called PRISMEX. Active since September 2025, the campaign uses advanced stealth techniques like steganography and […]

Pierluigi Paganini April 08, 2026
U.S. agencies alert: Iran-linked actors target critical infrastructure PLCs

U.S. agencies warn Iran-linked threat actors are targeting internet-exposed PLCs used in critical infrastructure networks. U.S. agencies, including the FBI and CISA, warn that Iran-linked hackers are targeting internet-exposed Rockwell/Allen-Bradley PLCs used in critical infrastructure. The agencies published a joint advisory involving multiple federal organizations. “Iran-affiliated advanced persistent threat (APT) actors are conducting exploitation activity […]

Pierluigi Paganini April 03, 2026
North Korea–linked hackers drain $285M from Drift in sophisticated attack

Drift lost $285M in a sophisticated attack, likely by North Korea, who used nonce-based tricks to gain control and quickly drain funds Drift suffered a $285 million cryptocurrency heist in a highly sophisticated attack likely linked to North Korea. Threat actors used durable nonce accounts to pre-sign and delay transactions, while also compromising multisig approvals […]

Pierluigi Paganini March 30, 2026
China-Linked groups target Southeast Asian government with advanced malware in 2025

China-linked groups hit a Southeast Asian government in 2025, deploying multiple malware families in a sophisticated cyber campaign. In 2025, three China-linked threat clusters targeted a Southeast Asian government in a complex, well-funded cyber operation. Threat actors deployed numerous malware types, including HIUPAN, PUBLOAD, EggStremeFuel/Loader, MASOL RAT, PoshRAT, TrackBak Stealer, Hypnosis Loader, and FluffyGh0st, showing […]

Pierluigi Paganini March 30, 2026
Russia-linked APT TA446 uses DarkSword exploit to target iPhone users in phishing wave

Russia-linked TA446 is using the DarkSword iOS exploit kit in targeted phishing campaigns to compromise iPhone users. Russia-linked APT group TA446 (aka SEABORGIUM, ColdRiver, Callisto, and Star Blizzard) is using the DarkSword exploit kit in targeted spear-phishing campaigns against iOS devices. The attacks rely on malicious emails to compromise iPhones, highlighting a growing threat from […]

Pierluigi Paganini March 27, 2026
China-linked Red Menshen APT deploys stealthy BPFDoor implants in telecom networks

China-linked Red Menshen APT group used stealthy BPFDoor implants in telecom networks to spy on government targets. Rapid7 Labs uncovered a China-linked threat group known as Red Menshen has been running a long-term espionage campaign by infiltrating telecom networks, mainly in the Middle East and Asia. Active since at least 2021, the group uses highly […]

Pierluigi Paganini March 24, 2026
North Korea-linked threat actors abuse VS Code auto-run to spread StoatWaffle malware

North Korea-linked threat actors use VS Code auto-run tasks to spread StoatWaffle malware via malicious projects that execute on folder open. North Korea-linked threat actor Team 8 behind the Contagious Interview campaign is spreading StoatWaffle malware through malicious Microsoft Visual Studio Code projects. Since late 2025, they have abused the “tasks.json” auto-run feature in Microsoft […]

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 10, 2026
APT28 conducts long-term espionage on Ukrainian forces using custom malware

APT28 used BEARDSHELL and COVENANT malware to spy on Ukrainian military personnel, enabling long-term surveillance since April 2024. The Russia-linked group APT28 (aka UAC-0001, aka Fancy Bear, Pawn Storm, Sofacy Group, Sednit, BlueDelta, and STRONTIUM) has used BEARDSHELL and COVENANT malware to conduct long-term surveillance of Ukrainian military personnel. According to ESET, the campaign began in April 2024 and relies on […]