Lumen’s Black Lotus Labs blocked over 550 C2 servers tied to the AISURU/Kimwolf botnet used for DDoS attacks and proxy abuse. Lumen’s Black Lotus Labs disrupted over 550 command-and-control servers linked to the AISURU and Kimwolf botnet, a major network used for DDoS attacks and proxy abuse. Acting as a DDoS-for-hire service, Aisuru avoids government […]
CERT-UA reported PLUGGYAPE malware attacks on Ukraine’s defense forces, linked with medium confidence to Russia’s Void Blizzard group. The Computer Emergency Response Team of Ukraine (CERT-UA) reported new cyberattacks against Ukraine’s defense forces using PLUGGYAPE malware. Government experts attributed the attack with medium confidence to the Russian-linked group Void Blizzard (aka Laundry Bear, UAC-0190), active […]
Dutch appeals court jails a 44-year-old hacker for 7 years for hacking port systems to help smuggle cocaine through European logistics hubs. A Dutch appeals court sentenced a 44-year-old hacker to seven years in prison for hacking port systems to help smuggle cocaine through European logistics hubs into the Netherlands. The appeals court reduced the […]
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter VVS Discord Stealer Using Pyarmor for Obfuscation and Detection Evasion A Broken System Fueling Botnets Malicious NPM Packages Deliver NodeCordRAT Boto-Cor-de-Rosa campaign reveals Astaroth WhatsApp-based worm activity in Brazil CNCERT: Risk Warning Regarding […]
China-linked UAT-7290 has targeted South Asia and Southeastern Europe since 2022, conducting espionage and deploying RushDrop, DriveSwitch, and SilentRaid. China-linked threat actor UAT-7290 has conducted espionage attacks since at least 2022, targeting South Asia and Southeastern Europe. UAT-7290 primarily targets telecom providers, it conducts espionage by deeply embedding in victim networks and also operates Operational […]
A WhatsApp worm spread the Astaroth banking trojan across Brazil by automatically sending malicious messages to victims’ contacts. Astaroth, a long-running Brazilian banking malware, has evolved in a new campaign dubbed Boto Cor-de-Rosa by abusing WhatsApp Web for propagation. The malware harvests the victim’s WhatsApp contact list and automatically sends malicious messages to each contact, […]
PHALT#BLYX targets European hotels with fake Booking emails and BSoD lures, tricking staff into installing the DCRat remote access trojan. Researchers uncovered a late-December 2025 campaign, dubbed PHALT#BLYX, targeting European hotels with fake Booking-themed emails. Victims are redirected to bogus BSoD pages using ClickFix-style lures that prompt them to apply “fixes.” The multi-stage attack ultimately […]
Russia-linked APT UAC-0184 targets Ukrainian military and government bodies via Viber, delivering malicious ZIP files for espionage in 2025. Russia-linked threat actor UAC-0184 (aka Hive0156) is targeting Ukrainian military and government entities, using Viber messages to deliver malicious ZIP files as part of ongoing intelligence-gathering operations in 2025. “Recent monitoring data from the 360 Advanced […]
The Kimwolf botnet has infected over 2 million Android devices, spreading mainly through residential proxy networks, researchers say. The Kimwolf botnet has compromised more than 2 million Android devices, spreading primarily via residential proxy networks, according to cybersecurity firm Synthient. Kimwolf is a newly discovered Android botnet linked to the Aisuru botnet that has infected over 1.8 […]
VVS Stealer is a Python-based malware that steals Discord credentials and tokens and has been sold on Telegram since at least April 2025. Palo Alto Networks researchers uncovered VVS Stealer, a Python-based malware that steals Discord credentials and tokens and has been sold on Telegram since at least April 2025. VVS Stealer uses the source […]