CISA Releases Malware Analysis Report Associated with Microsoft SharePoint Vulnerabilities

CISA published a Malware Analysis Report MAR with analysis and associated detection signatures on files related to Microsoft SharePoint vulnerabilities: CVE-2025-49704link is external CWE-94: Code Injectionlink is external, CVE-2025-49706link is external CWE-287: Improper Authenticationlink is...

CISA and International Partners Release Malware Analysis Report on Infamous Chisel Mobile Malware

Today, the United Kingdom’s National Cyber Security Centre NCSC-UK, the United States’ Cybersecurity and Infrastructure Security Agency CISA, National Security Agency NSA, and Federal Bureau of Investigation FBI, New Zealand’s National Cyber Security Centre NCSC-NZ, the Canadian Centre for Cyber...

CISA Updates Advisory on Threat Actors Exploiting Multiple CVEs Against Zimbra Collaboration Suite

CISA and the Multi-State Information Sharing & Analysis Center MS-ISAC have updated joint Cybersecurity Advisory AA22-228A: Threat Actors Exploiting Multiple CVEs Against Zimbra Collaboration Suite, originally released August 16, 2022. The advisory has been updated to include an additional Malwar...

North Korean Malicious Cyber Activity

The Cybersecurity and Infrastructure Security Agency CISA and the Federal Bureau of Investigation FBI have identified a malware variant—referred to as BLINDINGCAN—used by North Korean actors. CISA encourages users and administrators to review Malware Analysis Report MAR-10295134-1.v1 and CISA’s...

CB TAU Threat Intelligence Notification: HopLight Campaign (Linked to North Korea) is Reusing Substantial Amount of Code

On April 10, 2019 the US Department of Homeland Security DHS released a Malware Analysis Report MAR-10135536-8 which detailed the trojan HopLight. HopLight has been linked to different North Korean DPRK campaigns also known as the Lazarus Group. The CB Threat Analysis Unit TAU has continued to...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI have identified a Trojan malware variant—referred to as HOPLIGHT—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBRA. The...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI have identified Trojan malware variants—referred to as SHARPKNOT—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBRA...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI have identified Trojan malware variants—referred to as BANKSHOT—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBRA. US-CERT...