Microsoft Defender for Office 365 named Best Email Security Service of 2023 by SE Labs

Credit to Author: Emma Jones| Date: Tue, 21 Feb 2023 17:00:00 +0000

Microsoft Defender for Office 365 receives Best Email Security Service of 2023 award by SE Labs.

The post Microsoft Defender for Office 365 named Best Email Security Service of 2023 by SE Labs appeared first on Microsoft Security Blog.

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How to prevent lateral movement attacks using Microsoft 365 Defender

Credit to Author: Christine Barrett| Date: Wed, 26 Oct 2022 16:00:00 +0000

Learn how Microsoft 365 Defender can enhance mitigations against lateral movement paths in your environment, stopping attackers from gaining access to privileged and sensitive accounts.

The post How to prevent lateral movement attacks using Microsoft 365 Defender appeared first on Microsoft Security Blog.

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ACTINIUM targets Ukrainian organizations

Credit to Author: Microsoft 365 Defender Threat Intelligence Team| Date: Fri, 04 Feb 2022 18:00:00 +0000

The Microsoft Threat Intelligence Center (MSTIC) is sharing information on a threat group named ACTINIUM, which has been operational for almost a decade and has consistently pursued access to organizations in Ukraine or entities related to Ukrainian affairs. MSTIC previously tracked ACTINIUM activity as DEV-0157, and this group is also referred to publicly as Gamaredon.…

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The evolution of a Mac trojan: UpdateAgent’s progression

Credit to Author: Microsoft 365 Defender Threat Intelligence Team| Date: Wed, 02 Feb 2022 17:00:00 +0000

Our discovery and analysis of a sophisticated Mac trojan in October exposed a year-long evolution of a malware family—and depicts the rising complexity of threats across platforms.

The post The evolution of a Mac trojan: UpdateAgent’s progression appeared first on Microsoft Security Blog.

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Evolved phishing: Device registration trick adds to phishers’ toolbox for victims without MFA

Credit to Author: Microsoft 365 Defender Threat Intelligence Team| Date: Wed, 26 Jan 2022 17:00:00 +0000

We uncovered a large-scale, multi-phase campaign that adds a novel technique to traditional phishing tactics by joining an attacker-operated device to an organization’s network to further propagate the campaign.

The post Evolved phishing: Device registration trick adds to phishers’ toolbox for victims without MFA appeared first on Microsoft Security Blog.

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Destructive malware targeting Ukrainian organizations

Credit to Author: Microsoft 365 Defender Threat Intelligence Team| Date: Sun, 16 Jan 2022 02:28:30 +0000

Microsoft Threat Intelligence Center (MSTIC) has identified evidence of a destructive malware operation targeting multiple organizations in Ukraine.

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