Tagged: Oyster Backdoor

August 4, 2024

Oyster Backdoor Gets Upgrade: Rhysida Ransomware Gang Uses SEO Poisoning in New Attack

On July 10, 2024, an unnamed private school was attacked by the Rhysida ransomware group, utilizing a new version of the Oyster Backdoor, also known as Broomstick. This updated variant...

Cyber Security / Malware

June 18, 2024

Malvertising Campaign Uses Fake Installers to Spread Oyster Backdoor

Rapid7, a cybersecurity firm, has uncovered a recent malvertising campaign using fake software installers to distribute the Oyster backdoor, also known as Broomstick. This sophisticated malware targets users searching for...