Russia-Linked Hackers Target Tajikistan Government with Weaponized Word Documents

The Russia-aligned threat actor known as TAG-110 has been observed conducting a spear-phishing campaign targeting Tajikistan using macro-enabled Word templates as an initial payload. The attack chain is a departure from the threat actor's previously documented use of an HTML Application .HTA load...

Oops: DanaBot Malware Devs Infected Their Own PCs

The U.S. government today unsealed criminal charges against 16 individuals accused of operating and selling DanaBot , a prolific strain of information-stealing malware that has been sold on Russian cybercrime forums since 2018. The FBI says a newer version of DanaBot was used for espionage, and...

Chinese Hackers Exploit Ivanti EPMM Bugs in Global Enterprise Network Attacks

A recently patched pair of security flaws affecting Ivanti Endpoint Manager Mobile EPMM software has been exploited by a China-nexus threat actor to target a wide range of sectors across Europe, North America, and the Asia-Pacific region. The vulnerabilities, tracked as CVE-2025-4427 CVSS score:...

Russian Hackers Exploit Email and VPN Vulnerabilities to Spy on Ukraine Aid Logistics

Russian cyber threat actors have been attributed to a state-sponsored campaign targeting Western logistics entities and technology companies since 2022. The activity has been assessed to be orchestrated by APT28 aka BlueDelta, Fancy Bear, or Forest Blizzard, which is linked to the Russian General...

Russia-Linked SpyPress Malware Exploits Webmails to Spy on Ukraine

ESET reports on RoundPress, a cyber espionage campaign by Russia's Fancy Bear Sednit targeting Ukraine-related organizations via webmail…...

Fileless Remcos RAT Delivered via LNK Files and MSHTA in PowerShell-Based Attacks

Cybersecurity researchers have shed light on a new malware campaign that makes use of a PowerShell-based shellcode loader to deploy a remote access trojan called Remcos RAT. "Threat actors delivered malicious LNK files embedded within ZIP archives, often disguised as Office documents," Qualys...

Fileless Execution: PowerShell Based Shellcode Loader Executes Remcos RAT

Cybercriminals are progressively turning PowerShell to launch stealthy attacks that evade traditional antivirus and endpoint defenses. By running code directly in memory, these threats leave minimal evidence on disk, making them particularly challenging to detect. A recent example is Remcos RAT, ...

Russia-Linked APT28 Exploited MDaemon Zero-Day to Hack Government Webmail Servers

A Russia-linked threat actor has been attributed to a cyber espionage operation targeting webmail servers such as Roundcube, Horde, MDaemon, and Zimbra via cross-site scripting XSS vulnerabilities, including a then-zero-day in MDaemon, according to new findings from ESET. The activity, which...

Earth Ammit Breached Drone Supply Chains via ERP in VENOM, TIDRONE Campaigns

A cyber espionage group known as Earth Ammit has been linked to two related but distinct campaigns from 2023 to 2024 targeting various entities in Taiwan and South Korea, including military, satellite, heavy industry, media, technology, software services, and healthcare sectors. Cybersecurity fir...

North Korean Konni APT Targets Ukraine with Malware to track Russian Invasion Progress

The North Korea-linked threat actor known as Konni APT has been attributed to a phishing campaign targeting government entities in Ukraine, indicating the threat actor's targeting beyond Russia. Enterprise security firm Proofpoint said the end goal of the campaign is to collect intelligence on th...

Türkiye Hackers Exploited Output Messenger Zero-Day to Drop Golang Backdoors on Kurdish Servers

A Türkiye-affiliated threat actor exploited a zero-day security flaw in an Indian enterprise communication platform called Output Messenger as part of a cyber espionage attack campaign since April 2024. "These exploits have resulted in a collection of related user data from targets in Iraq," the...

Marbled Dust leverages zero-day in Output Messenger for regional espionage

Since April 2024, the threat actor that Microsoft Threat Intelligence tracks as Marbled Dust has been observed exploiting user accounts that have not applied fixes to a zero-day vulnerability CVE-2025-27920 in the messaging app Output Messenger, a multiplatform chat software. These exploits have...

Marbled Dust leverages zero-day in Output Messenger for regional espionage

Since April 2024, the threat actor that Microsoft Threat Intelligence tracks as Marbled Dust has been observed exploiting user accounts that have not applied fixes to a zero-day vulnerability CVE-2025-27920 in the messaging app Output Messenger, a multiplatform chat software. These exploits have...

MirrorFace Targets Japan and Taiwan with ROAMINGMOUSE and Upgraded ANEL Malware

The nation-state threat actor known as MirrorFace has been observed deploying malware dubbed ROAMINGMOUSE as part of a cyber espionage campaign directed against government agencies and public institutions in Japan and Taiwan. The activity, detected by Trend Micro in March 2025, involved the use o...

Russian Hackers Using ClickFix Fake CAPTCHA to Deploy New LOSTKEYS Malware

The Russia-linked threat actor known as COLDRIVER has been observed distributing a new malware called LOSTKEYS as part of an espionage-focused campaign using ClickFix-like social engineering lures. "LOSTKEYS is capable of stealing files from a hard-coded list of extensions and directories, along...

Chinese Group TheWizards Exploits IPv6 to Drop WizardNet Backdoor

ESET has discovered Spellbinder, a new tool used by the China-linked cyber espionage group TheWizards to conduct AitM…...

Iranian Hackers Maintain 2-Year Access to Middle East CNI via VPN Flaws and Malware

An Iranian state-sponsored threat group has been attributed to a long-term cyber intrusion aimed at a critical national infrastructure CNI entity in the Middle East that lasted nearly two years. The activity, which lasted from at least May 2023 to February 2025, entailed "extensive espionage...

Zero-day attacks on browsers and smartphones drop, says Google

Cybercriminals are having less success targeting end-user technology with zero-day attacks, said Google's security team this week. While most attacks do still target personal technology like smartphones and browsers, the focus is moving increasingly to enterprise tech. Zero-day vulnerabilities ar...

From TV5Monde to Govt: France Blames Russia’s APT28 for Cyberattacks

France accuses Russia's APT28 hacking group Fancy Bear of targeting French government entities in a cyber espionage campaign.…...

Nebulous Mantis Targets NATO-Linked Entities with Multi-Stage Malware Attacks

Cybersecurity researchers have shed light on a Russian-speaking cyber espionage group called Nebulous Mantis that has deployed a remote access trojan known as RomCom RAT since mid-2022. RomCom "employs advanced evasion techniques, including living-off-the-land LOTL tactics and encrypted command a...