138 matches found
Star Blizzard Targets 100+ Organizations with Phishing and RedFlick Technique
Russian group Star Blizzard expands phishing campaigns with a new malware delivery RedFlick technique, using scheduled tasks to deliver the CosmicPulse backdoor...
Russia's Star Blizzard Targets 100+ Organizations With Fake Event Invites to Deliver Backdoor
Russian state hackers known as Star Blizzard have been using fake event invitations to trick people into installing a backdoor on their Windows computers, according to Microsoft. The campaigns, aimed at people and organizations tied to Ukraine, have affected more than 100 organizations since...
Star Blizzard refines phishing and malware delivery with the RedFlick technique
In this article 1. Star Blizzard TTPs observed in 2026 2. Defending against Star Blizzard and RedFlick-related activity 3. Microsoft Defender detections 4. Hunting queries 5. Indicators of compromise Since January 2026, Microsoft has observed Russian state threat actor Star Blizzard evolve their...
Star Blizzard refines phishing and malware delivery with the RedFlick technique
In this article 1. Star Blizzard TTPs observed in 2026 2. Defending against Star Blizzard and RedFlick-related activity 3. Microsoft Defender detections 4. Hunting queries 5. Indicators of compromise Since January 2026, Microsoft has observed Russian state threat actor Star Blizzard evolve their...
Russian State-Sponsored Hackers Use Claude to Rebuild Malware After Detection
Anthropic on Thursday revealed it disrupted a campaign mounted by a Russian state-sponsored threat actor that abused Claude for developing an AI-assisted workflow to get ahead of the detection curve. The operation has been attributed to a cyber espionage group it calls GTG-20006 where "GTG" stand...
Hijacked Hotel Wi-Fi Pushes Fake Updates to Deliver Surveillance Malware
A fake browser update served over hijacked hotel Wi-Fi has been used to deliver CornFlake , a remote access trojan RAT that can capture webcam images, microphone audio, and keystrokes, Microsoft said in its latest report. Researchers track the operation as CaptiveCrunch and attribute it to...
CaptiveCrunch: Midnight Blizzard targets travelers worldwide for malware delivery and credential theft
In this article 1. The CaptiveCrunch campaign 2. Storm-2945 and Midnight Blizzard 3. CaptiveCrunch tradecraft and tooling 4. How to protect against CaptiveCrunch activity 5. Microsoft Defender detections and hunting guidance 6. Indicators of compromise Since early May 2026, Microsoft Threat...
CaptiveCrunch: Midnight Blizzard targets travelers worldwide for malware delivery and credential theft
In this article 1. The CaptiveCrunch campaign 2. Storm-2945 and Midnight Blizzard 3. CaptiveCrunch tradecraft and tooling 4. How to protect against CaptiveCrunch activity 5. Microsoft Defender detections and hunting guidance 6. Indicators of compromise Since early May 2026, Microsoft Threat...
Turla Turns Kazuar Backdoor Into Modular P2P Botnet for Persistent Access
The Russian state-sponsored hacking group known as Turla has transformed its custom backdoor Kazuar into a modular peer-to-peer P2P botnet that's engineered for stealth and persistent access to compromised hosts. Turla, per the U.S. Cybersecurity and Infrastructure Security Agency CISA, is assess...
Kazuar: Anatomy of a nation-state botnet
In this article 1. Delivery 2. Module types 3. Botnet operations 4. Who is Secret Blizzard? 5. Mitigation and protection guidance 6. Microsoft Defender detections Kazuar, a sophisticated malware family attributed to the Russian state actor Secret Blizzard, has been under constant development for...
Kazuar: Anatomy of a nation-state botnet
In this article 1. Delivery 2. Module types 3. Botnet operations 4. Who is Secret Blizzard? 5. Mitigation and protection guidance 6. Microsoft Defender detections Kazuar, a sophisticated malware family attributed to the Russian state actor Secret Blizzard, has been under constant development for...
Russian Forest Blizzard Hackers Hijack Home Routers for Global Spying
Microsoft Threat Intelligence reveals how Russian hacking group Forest Blizzard uses home routers for DNS hijacking and spying...
Russia Hacked Routers to Steal Microsoft Office Tokens
Hackers linked to Russia's military intelligence units are using known flaws in older Internet routers to mass harvest authentication tokens from Microsoft Office users, security experts warned today. The spying campaign allowed state-backed Russian hackers to quietly siphon authentication tokens...
SOHO router compromise leads to DNS hijacking and adversary-in-the-middle attacks
In this article 1. DNS hijacking attack chain: From compromised devices to AiTM and other follow-on activity 2. Mitigation and protection guidance 3. Microsoft Defender detection and hunting guidance Executive summary Forest Blizzard, a threat actor linked to the Russian military, has been...
TA446 Deploys DarkSword iOS Exploit Kit in Targeted Spear-Phishing Campaign
Proofpoint has disclosed details of a targeted email campaign in which threat actors with ties to Russia are leveraging the recently disclosed DarkSword exploit kit to target iOS devices. The activity has been attributed with high confidence to the Russian state-sponsored threat group known as...
CVE-2025-1804
A vulnerability was found in Blizzard Battle.Net up to 2.39.0.15212 on Windows and classified as critical. Affected by this issue is some unknown functionality in the library profapi.dll. The manipulation leads to uncontrolled search path. The attack needs to be approached locally. The complexity...
EUVD-2017-6243
Malware in sbrugna...
EUVD-2025-16024
Malicious code in bioql PyPI...