Noberus Ransomware: Darkside and BlackMatter Successor Continues to Evolve its Tactics

Attackers deploying the Noberus (aka BlackCat, ALPHV) ransomware have been using new tactics, tools, and procedures (TTPs) in recent months, making the threat more dangerous than ever. Among some of the more notable developments has been the use of a Read More …

FBI: BlackCat/ALPHV Ransomware Indicators of Compromise

This FLASH is part of a series of FBI reports to disseminate known indicators of compromise (IOCs) and tactics, techniques and procedures (TTPs) associated with ransomware variants identified through FBI investigations. As of March 2022, BlackCat/ALPHV ransomware as a service Read More …

A Bad Luck BlackCat

In early December 2021, a new ransomware actor started advertising its services on a Russian underground forum. They presented themselves as ALPHV, a new generation Ransomware-as-a-Service (RaaS) group. Shortly afterwards, they dialed up their activity, infecting numerous corporate victims around Read More …

From BlackMatter to BlackCat: Analyzing two attacks from one affiliate

BlackCat is a recent and growing ransomware-as-a-service (RaaS) group that targeted several organizations worldwide over the past few months. There are rumors of a relationship between BlackCat and the BlackMatter/DarkSide ransomware groups, infamous for attacking the Colonial Pipeline last year. Read More …

BlackMatter ransomware gang says it’s disbanding – again – after Ukraine arrests

A member of the BlackMatter (aka Darkside) ransomware gang has publicly claimed the extortionists are shutting down, causing much excitement within the infosec world. A Russian-language message reportedly posted on a forum used by ransomware criminals is said to have Read More …

Joint CISA, FBI and NSA Cybersecurity Advisory – BlackMatter Ransomware

This joint Cybersecurity Advisory was developed by the Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigation (FBI), and the National Security Agency (NSA) to provide information on BlackMatter ransomware. Since July 2021, BlackMatter ransomware has targeted multiple Read More …

BlackMatter ransomware hits medical technology giant Olympus

Olympus, a leading medical technology company, is investigating a “potential cybersecurity incident” that impacted some of its EMEA (Europe, Middle East, Africa) IT systems last week. Olympus has more than 31,000 employees worldwide and over 100 years of history developing Read More …

DarkSide ransomware gang returns as new BlackMatter operation

Encryption algorithms found in a decryptor show that the notorious DarkSide ransomware gang has rebranded as a new BlackMatter ransomware operation and is actively performing attacks on corporate entities. After conducting an attack on Colonial Pipeline, the US’s largest fuel Read More …

Haron and BlackMatter are the latest groups to crash the ransomware party

July has so far ushered in at least two new ransomware groups. Or maybe they’re old ones undergoing a rebranding. Researchers are in the process of running down several different theories. Both groups say they are aiming for big-game targets, Read More …