cybersecurity threats
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Threats
SolarWinds attackers launch new campaign
The Microsoft Threat Intelligence Center has issued a warning about new activities from Nobelium, the group behind SolarWinds, Sunburst, and…
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Threats
Smoking Out a DARKSIDE Affiliate’s Supply Chain Software Compromise
Threat Research Blog Smoking Out a DARKSIDE Affiliate’s Supply Chain Software Compromise June 16, 2021 | by Tyler McLellan, Robert…
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Threats
The UNC2529 Triple Double: A Trifecta Phishing Campaign
In December 2020, Mandiant observed a widespread, global phishing campaign targeting numerous organizations across an array of industries. Mandiant tracks…
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Threats
UNC2447 SOMBRAT and FIVEHANDS Ransomware: A Sophisticated Financial Threat
Mandiant has observed an aggressive financially motivated group, UNC2447, exploiting one SonicWall VPN zero-day vulnerability prior to a patch being…
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Threats
Abusing Replication: Stealing AD FS Secrets Over the Network
Organizations are increasingly adopting cloud-based services such as Microsoft 365 to host applications and data. Sophisticated threat actors are catching…
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Threats
Ghostwriter Update: Cyber Espionage Group UNC1151 Likely Conducts Ghostwriter Influence Activity
In July 2020, Mandiant Threat Intelligence released a public report detailing an ongoing influence campaign we named “Ghostwriter.” Ghostwriter is…
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Threats
Zero-Day Exploits in SonicWall Email Security Lead to Enterprise Compromise
In March 2021, Mandiant Managed Defense identified three zero-day vulnerabilities in SonicWall’s Email Security (ES) product that were being exploited…
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Phishing
Attackers Exploited 4 Zero-Day Flaws in Chrome, Safari & IE
At least two government-backed actors — including one Russian group — used the now-patched flaws in separate campaigns, Google says.…
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Threat Intelligence
Microsoft to Block Excel Add-ins to Stop Office Exploits
Microsoft plans to add a feature to Office Excel that will make it harder for cyberattackers to exploit the spreadsheet…
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Threat Intelligence
‘DragonSpark’ Malware: East Asian Cyberattackers Create an OSS Frankenstein
We imagine that the world’s most successful hackers write their own dangerous code and invest heavily in the technologies they…
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