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2021-04-13 ⋅ Department of Justice ⋅ Department of Justice
Justice Department announces court-authorized effort to disrupt exploitation of Microsoft Exchange Server vulnerabilities
2021-04-09 ⋅ Microsoft ⋅ Emily Hacker, Justin Carroll, Microsoft 365 Defender Threat Intelligence Team
Investigating a unique “form” of email delivery for IcedID malware
IcedID
2021-04-01 ⋅ Microsoft ⋅ Cole Sodja, Joshua Neil, Justin Carroll, Melissa Turcotte, Microsoft 365 Defender Research Team
Automating threat actor tracking: Understanding attacker behavior for intelligence and contextual alerting
2021-03-27 ⋅ InfoSec Handlers Diary Blog ⋅ Guy Bruneau
Malware Analysis with elastic-agent and Microsoft Sandbox
2021-03-26 ⋅ Imperva ⋅ Daniel Johnston
Imperva Observes Hive of Activity Following Hafnium Microsoft Exchange Disclosures
CHINACHOPPER
2021-03-26 ⋅ Microsoft ⋅ Eric Doerr
Securing our approach to domain fronting within Azure
2021-03-25 ⋅ Microsoft ⋅ Tom McElroy
Web Shell Threat Hunting with Azure Sentinel
CHINACHOPPER
2021-03-25 ⋅ Microsoft ⋅ Microsoft 365 Defender Threat Intelligence Team
Analyzing attacks taking advantage of the Exchange Server vulnerabilities
CHINACHOPPER
2021-03-25 ⋅ Recorded Future ⋅ Insikt Group®
Suspected Chinese Group Calypso APT Exploiting Vulnerable Microsoft Exchange Servers
Meterpreter PlugX
2021-03-25 ⋅ Google Project Zero ⋅ Anthony Weems, Dallas Kaman, Michael Weber
CVE-2021-26855: Microsoft Exchange Server-Side Request Forgery
2021-03-19 ⋅ Bundesamt für Sicherheit in der Informationstechnik ⋅ CERT-Bund
Microsoft Exchange Schwachstellen Detektion und Reaktion (CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065)
CHINACHOPPER MimiKatz
2021-03-18 ⋅ ⋅ CERT-BR ⋅ CERT-BR
Communiqué de presse: 400 systèmes informatique belges infiltrés dans le cadre d'une vulnérabilité des serveurs Microsoft Exchange
2021-03-18 ⋅ YouTube (Microsoft Security) ⋅ Microsoft
How to protect against Microsoft Exchange Server
2021-03-16 ⋅ Microsoft ⋅ MSRC Team
Guidance for responders: Investigating and remediating on-premises Exchange Server vulnerabilities
2021-03-15 ⋅ Microsoft ⋅ Microsoft Security Response Center
One-Click Microsoft Exchange On-Premises Mitigation Tool – March 2021
2021-03-14 ⋅ DAILY BEAST ⋅ Matthew Brazil
How China’s Devastating Microsoft Hack Puts Us All at Risk
HAFNIUM
2021-03-12 ⋅ splunk ⋅ Amy Heng, Dave Herrald, Derek King, James Brodsky, John Stoner, Jose Hernandez, Marcus LaFerrera, Michael Haag, Mick Baccio, Ryan Kovar, Shannon Davis
Detecting Microsoft Exchange Vulnerabilities - 0 + 8 Days Later…
2021-03-11 ⋅ Check Point ⋅ Adi Ikan, Lotem Finkelsteen, Sagi Tzadik, Yaniv Balmas
Exploits on Organizations Worldwide Tripled after Microsoft’s Revelation of Four Zero-days
2021-03-11 ⋅ DEVO ⋅ Fran Gomez
Detection and Investigation Using Devo: HAFNIUM 0-day Exploits on Microsoft Exchange Service
CHINACHOPPER MimiKatz
2021-03-11 ⋅ Bleeping Computer ⋅ Lawrence Abrams
Ransomware now attacks Microsoft Exchange servers with ProxyLogon exploits