article thumbnail

Microsoft Defender can now protect servers against ProxyLogon attacks

Security Affairs

Microsoft announced that its Defender Antivirus and System Center Endpoint Protection now protects users against attacks exploiting Exchange Server vulnerabilities. “Today, we have taken an additional step to further support our customers who are still vulnerable and have not yet implemented the complete security update. .

Antivirus 128
article thumbnail

SEO poisoning campaign aims at delivering RAT, Microsoft warns

Security Affairs

Microsoft 365 Defender data shows that the SEO poisoning technique is effective, given that Microsoft Defender Antivirus has detected and blocked thousands of these PDF documents in numerous environments. — Microsoft Security Intelligence (@MsftSecIntel) June 11, 2021.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

CISA alert warns of Emotet attacks on US govt entities

Security Affairs

. “To secure against Emotet, CISA and MS-ISAC recommend implementing the mitigation measures described in this Alert, which include applying protocols that block suspicious attachments, using antivirus software, and blocking suspicious IPs.”

article thumbnail

A new Astaroth Trojan Campaign uncovered by Microsoft

Security Affairs

See how #MicrosoftDefenderATP next-gen protection defeated the #fileless attack: [link] — Microsoft Security Intelligence (@MsftSecIntel) July 8, 2019. The malware is able to log the users’ keystrokes, collect information through hooking, access clipboard content, and monitor the keystate.

article thumbnail

Vietnam-linked Bismuth APT leverages coin miners to stay under the radar

Security Affairs

Learn how the group tried to stay under the radar using threats perceived to be less alarming: [link] — Microsoft Security Intelligence (@MsftSecIntel) November 30, 2020. “To perform DLL sideloading, BISMUTH introduced outdated versions of various applications, including Microsoft Defender Antivirus.

article thumbnail

Purple Lambert, a new malware of CIA-linked Lambert APT group

Security Affairs

Cybersecurity firm Kaspersky has discovered a new malware that experts attribute to the US Central Intelligence Agency. Experts from Kaspersky explained that in February 2019, multiple antivirus companies received a collection of malware samples, some of them cannot be associated with the activity of known APT groups. .

Malware 111
article thumbnail

Microsoft blocked Polonium attacks against Israeli organizations

Security Affairs

Threat actors were observed abusing OneDrive, for this reason, the IT giant has suspended more than 20 malicious OneDrive applications created by POLONIUM actors, notified affected organizations, and deployed a series of security intelligence updates that will quarantine malicious tools developed by the attackers.