Search: “Windows Defender”

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CategoryAll Malware 669 Ransomware 631 Vulnerability 553 Exploit / PoC 261 Threat actor 173 Data breach 106 Policy & legal 77 Industry 67 Phishing & fraud 60 AI safety & security 23 Advisory 20 Research 18 AI industry 9 Tools 8

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Windows Defender can now run inside a sandbox

Help Net SecurityOct 29, 00:00 UTC · Oct 29, 2018Vulnerability

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Windows Built-in Antivirus Gets Secure Sandbox Mode

The Hacker NewsOct 29, 14:51 UTC · Oct 29, 2018Vulnerability

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Windows 10 to Get Built-in Protection Against Most Ransomware Attacks

The Hacker NewsJun 30, 10:38 UTC · Jun 30, 2017Ransomware

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LockBit Ransomware Abuses Windows Defender to Deploy Cobalt Strike Payload

The Hacker NewsAug 2, 08:07 UTC · Aug 2, 2022Ransomware

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Patch Tuesday for August 2022 fixed actively exploited zero

Security AffairsAug 9, 21:25 UTC · Aug 9, 2022Vulnerability in the wildCVE-2022-34713 CVE-2022-30133 CVE-2022-35744+46 CVEs1

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Week in review: CISO do’s and don’ts, Windows Defender scan fail, new issue of (IN)SECURE

Help Net SecurityMay 12, 11:55 UTC · May 12, 2020Data breach

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Patch for Windows Defender 0-day could allow attackers to fill hard disk

Ars Technica · SecurityJul 9, 20:52 UTC · Jul 9, 2026Vulnerability CVE-2026-50656

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The Gentlemen RaaS: rapid growth and a new ransomware variant

Kaspersky SecurelistJun 30, 10:06 UTC · Jun 30, 2026Ransomware1

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Microsoft Fixes Windows Defender Zero

Infosecurity MagazineJan 13, 11:20 UTC · Jan 13, 2021Exploit / PoC in the wildCVE-2021-1647 CVE-2021-1648 CVE-2021-1666+2 CVEs

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Spear Phishing Attacks Target Organizations in Ukraine, Payloads Include the Document Stealer OutSteel and the Downloader SaintBot

Palo Alto Unit 42Jun 5, 23:28 UTC · Jun 5, 2024Malware CVE-2017-11882

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Critical vulnerability found in Microsoft Malware Protection Engine

CyberScoopDec 7, 19:43 UTC · Dec 7, 2017Vulnerability CVE-2017-11937

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New BYOVD loader behind DeadLock ransomware attack

Cisco TalosDec 9, 11:00 UTC · Dec 9, 2025Ransomware CVE-2024-51324

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⚡ Weekly Recap: Zero-Day Exploits, Insider Threats, APT Targeting, Botnets and More

The Hacker NewsMay 19, 14:35 UTC · May 19, 2025Exploit / PoC in the wildCVE-2025-30397 CVE-2025-30400 CVE-2025-32701+22 CVEs

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[SI-LAB] LockerGoga is the most active ransomware against companies

Security AffairsMar 21, 07:36 UTC · Mar 21, 2019Ransomware

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Google researcher uncovers another RCE in Microsoft Malware Protection Engine

Help Net SecurityJun 27, 00:00 UTC · Jun 27, 2017Vulnerability CVE-2017-8558 CVE-2017-0290

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Deepwatch SecOps Platform enhancements detect and contain identity threats

Help Net SecurityFeb 9, 00:00 UTC · Feb 9, 2023Ransomware

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BlackByte blends tried-and-true tradecraft with newly disclosed vulnerabilities to support ongoing attacks

Cisco TalosAug 28, 10:00 UTC · Aug 28, 2024Vulnerability CVE-2024-37085

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The Power and Peril of RMM Tools

The Hacker NewsJul 30, 18:08 UTC · Jul 30, 2024Ransomware

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Phemedrone campaign exploits Windows smartScreen bypass

Security AffairsJan 15, 14:25 UTC · Jan 15, 2024Threat actor CVE-2023-36025

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Microsoft Patch Tuesday for January 2023 fixed actively exploited zero

Security AffairsJan 11, 08:05 UTC · Jan 11, 2023Vulnerability in the wildCVE-2023-21674 CVE-2023-21549 CVE-2023-21561+58 CVEs1

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Threat Source newsletter (Dec. 8, 2022): Your uncle clicked every link

Cisco TalosDec 8, 21:00 UTC · Dec 8, 2022Ransomware

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New GreatXML Exploit Bypasses Windows BitLocker via Recovery Partition XML Files

The Hacker NewsJun 15, 00:00 UTC · Jun 15, 2026Exploit / PoC CVE-2026-45585

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Leaked LockBit builder in a real

Kaspersky SecurelistApr 15, 16:01 UTC · Apr 15, 2024Ransomware

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Microsoft issued out-of-band patch to fix CVE-2018

Security AffairsApr 4, 13:58 UTC · Apr 4, 2018Vulnerability CVE-2018-0986

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Google links three exploitation frameworks to Spanish commercial spyware vendor Variston

Security AffairsNov 30, 21:35 UTC · Nov 30, 2022Malware CVE-2021-42298 CVE-2022-26485

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Microsoft February 2021 Patch Tuesday fixes 56 bugs, including an actively exploited Windows zero

Security AffairsFeb 9, 22:27 UTC · Feb 9, 2021Vulnerability in the wildCVE-2021-1732 CVE-2021-24078 CVE-2021-24074+48 CVEs2

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Crackonosh virus mined $2 million of Monero from 222,000 hacked computers

The Hacker NewsJul 8, 04:09 UTC · Jul 8, 2021Malware

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Microsoft Adding Artificial-Intelligence Based Advanced Antivirus to Windows 10

The Hacker NewsJun 28, 16:18 UTC · Jun 28, 2017Ransomware

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Microsoft Issues Emergency Patch For Critical RCE in Windows Malware Scanner

The Hacker NewsMay 9, 07:58 UTC · May 9, 2017Vulnerability CVE-2017-0290

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SonicWall Investigating Potential SSL VPN Zero

The Hacker NewsAug 7, 05:27 UTC · Aug 7, 2025Ransomware in the wild

60

Week in review: Bleedingbit, nastiest malware of 2018, Cisco security appliances under attack

Help Net SecurityNov 4, 00:00 UTC · Nov 4, 2018Malware in the wildCVE-2018-15454

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The BlackByte ransomware group is striking users all over the globe

Cisco TalosMay 18, 06:00 UTC · May 18, 2022Ransomware

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The BlackByte ransomware group is striking users all over the globe

Cisco TalosMay 11, 14:07 UTC · May 11, 2022Ransomware

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Becoming Ransomware Ready: Why Continuous Validation Is Your Best Defense

The Hacker NewsFeb 26, 11:51 UTC · Feb 26, 2025Ransomware

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Microsoft Patch Tuesday for Nov. 2021 — Snort rules and prominent vulnerabilities

Cisco TalosNov 9, 20:26 UTC · Nov 9, 2021Vulnerability in the wildCVE-2021-42292 CVE-2021-38666 CVE-2021-42298+1 CVEs

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Threat Source newsletter (June 10, 2021)

Cisco TalosJun 10, 18:00 UTC · Jun 10, 2021Ransomware in the wildCVE-2021-21985 CVE-2021-31985

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Microsoft Patch Tuesday for June 2021 — Snort rules and prominent vulnerabilities

Cisco TalosJun 8, 17:43 UTC · Jun 8, 2021Vulnerability in the wildCVE-2021-31199 CVE-2021-31201 CVE-2021-28550+4 CVEs

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Iranian Hackers Compromised a U.S. Federal Agency’s Network Using Log4Shell Exploit

The Hacker NewsNov 17, 08:45 UTC · Nov 17, 2022Data breach CVE-2021-44228

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Review: Group-IB Threat Hunting Framework

Help Net SecurityJun 15, 08:51 UTC · Jun 15, 2021Ransomware

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Microsoft hopes crowdsourced A.I. algorithms will help avoid the next global cyberattack

CyberScoopDec 18, 21:43 UTC · Dec 18, 2018Ransomware in the wild

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