Search Results
Name
Description
Date
Threat Signal Report
FiveHands Ransomware - New Malware Analysis Report from CISA
The United States Cybersecurity and Infrastructure Security Agency (CISA) published a malware analysis repo...
Threat Signal Ransomware
Threat Signal Ransomware
May 06, 2021
Threat Signal Report
Magniber Ransomware Delivered to South Korean Victims Through PrintNightmare Vulnerability
FortiGuard Labs is aware of a report that the Magniber ransomware is delivered to the victims in South Kore...
Threat Signal Ransomware
Threat Signal Ransomware
Aug 15, 2021
Threat Signal Report
Joint CyberSecurity Advisory Alert BlackMatter Ransomware (AA21-291A)
Today, the U.S. Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigatio...
Threat Signal Ransomware
Threat Signal Ransomware
Oct 18, 2021
Threat Signal Report
Meet Blackcat: New Ransomware Written in Rust on the Block
FortiGuard Labs is aware of reports that a new ransomware called Blackcat, also known as ALPHV, was spotted...
Threat Signal Ransomware
Threat Signal Ransomware
Dec 13, 2021
Threat Signal Report
Joint CyberSecurity Advisory Alert on AvosLocker Ransomware
FortiGuard Labs is aware that a joint advisory on AvosLocker malware was recently issued by the Federal Bur...
Threat Signal Ransomware
Threat Signal Ransomware
Mar 22, 2022
Threat Signal Report
Ransomware Roundup – 2022/06/23
FortiGuard Labs has become aware of several ransomware strains that caught the public's attention for t...
Threat Signal Ransomware
Threat Signal Ransomware
Jun 23, 2022
Threat Signal Report
Joint Cybersecurity Advisory on Zeppelin Ransomware (AA22-223A)
On August 11, 2022, the Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Secu...
Threat Signal Ransomware
Threat Signal Ransomware
Aug 12, 2022
Threat Signal Report
BlackCat Uses Updated Infostealer Tools with File Corruption Capability
FortiGuard Labs is aware of a report the infamous BlackCat ransomware group has updated their infostealer t...
Threat Signal Ransomware
Threat Signal Ransomware
Sep 28, 2022
Threat Signal Report
OpenEMR Vulnerabilities Endanger Patient Information
FortiGuard Labs is aware of a report that OpenEMR (Electronic Medical Records) released a patch for three v...
Threat Signal Vulnerability
Threat Signal Vulnerability
Feb 14, 2023
Threat Signal Report
npm (Shai-Hulud) Supply Chain Attack
On November 24, 2025, Shai Hulud launches a second supply-chain attack, compromising Zapier, ENS, AsyncAPI,...
Threat Signal Attack Cloud
Threat Signal Attack Cloud
Nov 25, 2025