Browsing Tag
backdoor
133 posts
ClickFix to CrashFix: KongTuke Used Fake Chrome Ad Blocker to Install ModeloRAT
Huntress discovers 'CrashFix,' a new attack by KongTuke hacker group using fake ad blockers to crash browsers and trick office workers into installing ModeloRAT malware.
January 20, 2026
Hackers Exploiting PDF24 App to Deploy Stealthy PDFSIDER Backdoor
Resecurity has identified PDFSIDER malware that exploits the legitimate PDF24 App to covertly steal data and allow remote access. Learn how this APT-level campaign targets corporate networks through spear-phishing and encrypted communications.
January 19, 2026
New CastleLoader Variant Linked to 469 Infections Across Critical Sectors
ANY.RUN report reveals how the new CastleLoader malware targets US government agencies using stealthy ClickFix tricks and memory-based attacks to bypass security.
January 15, 2026
Q4 2025 Malware Trends: Telegram Backdoor, Banking Trojans Surge, Joker Returns to Google Play
Telegram mods spread a powerful Android backdoor as banking trojans surge and Joker malware resurfaces on Google Play in Q4 2025, says Doctor Web.
January 13, 2026
HoneyMyte (aka Mustang Panda) Deploys ToneShell Backdoor in New Attacks
HoneyMyte (Mustang Panda) is back with a new ToneShell backdoor. Read how this stealthy attack blinds Microsoft Defender to target government entities in Asia.
December 30, 2025
Fake Microsoft Teams and Google Meet Downloads Spread Oyster Backdoor
The Oyster backdoor (also known as Broomstick) is targeting the financial world, using malicious search ads for PuTTY, Teams, and Google Meet.
December 13, 2025
7 Year Long ShadyPanda Attack Spied on 4.3M Chrome and Edge Users
Koi Security exposes ShadyPanda, a group that used trusted Chrome/Edge extensions to infect 4.3 million users over 7 years for deep surveillance and corporate espionage.
December 3, 2025
Cavalry Werewolf Hit Russian Government with New ShellNET Backdoor
Doctor Web uncovers a targeted cyberattack on a Russian government body by the Cavalry Werewolf group using a new ShellNET backdoor and Telegram-based control.
November 6, 2025
SesameOp Backdoor Abused OpenAI Assistants API for Remote Access
Microsoft researchers found the SesameOp backdoor using OpenAI’s Assistants API for remote access, data theft, and command communication.
November 4, 2025
Bitter APT Exploiting Old WinRAR Vulnerability in New Backdoor Attacks
South Asian hacking group Bitter (APT-Q-37) is deploying a C# backdoor using two new methods: a WinRAR flaw and malicious Office XLAM files, targeting government and military sectors.
October 22, 2025