Some of the biggest US hedge funds and law firms have been targeted by a highly sophisticated data breach and extortion campaign, conducted by a group of criminals previously known as BlackFile, experts have warned.
BlackFile (or Redact, as the group is now calling itself) has a relatively simple modus operandi, also used by ShinyHunters – they call their targets on the phone (usually employees with access to SaaS systems), identify as IT staff, and direct victims to convincing, lookalike login pages designed to steal their credentials and authentication tokens.
Once they gain access to victims’ accounts, the attackers access enterprise SaaS environments (for example, Microsoft 365 and Okta) and use automated tools to exfiltrate sensitive data. In the last step, they notify the victims and threaten to leak the data on the dark web unless a ransom is paid.
Read more…
Source: Tech Radar News
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Serve your country through cyber, White House says
September 6, 2024
Earlier this week, the United States White House unveiled a new initiative, called Service for America. This initiative, created together with the Office of Management and Budget (OMB) and Office of Personnel Management (OPM), aims to get more people interested in cybersecurity, and thus help bolster the overall cybersecurity posture in both public, and private ...
- US Department of Homeland Security looks to infosec testbed to help protect ports
September 6, 2024
The US Department of Homeland Security has outlined plans to enhance cyber security through the Maritime Transport System (MTS).The department’s aim is to protect the system and infrastructure used to ensure safe and free navigation of US waterways. Ports are a vital part of the US economy, contributing $649 to GDP and generating 13 million jobs. ...
- Russian Military Cyber Actors Target U.S. and Global Critical Infrastructure
September 5, 2024
The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), and National Security Agency (NSA) assess that cyber actors affiliated with the Russian General Staff Main Intelligence Directorate (GRU) 161st Specialist Training Center (Unit 29155) are responsible for computer network operations against global targets for the purposes of espionage, sabotage, and reputational harm ...
- North Korea Aggressively Targeting Crypto Industry with Well-Disguised Social Engineering Attacks
September 3, 2024
The Democratic People’s Republic of Korea (“DPRK” aka North Korea) is conducting highly tailored, difficult-to-detect social engineering campaigns against employees of decentralized finance (“DeFi”), cryptocurrency, and similar businesses to deploy malware and steal company cryptocurrency. North Korean social engineering schemes are complex and elaborate, often compromising victims with sophisticated technical acumen. Given the scale and persistence ...
- City of Columbus sues researcher for sharing leaked ransomware data
September 3, 2024
The City of Columbus, Ohio, has taken legal action against a security researcher who shared leaked data from a ransomware attack against the city with members of the news media. A lawsuit filed last week alleges that the actions of software development consultant David Leroy Ross Jr., who also goes by Connor Goodwolf, risks “irreparable harm” ...
- #StopRansomware: RansomHub Ransomware
August 29, 2024
The Federal Bureau of Investigation (FBI) and partners are releasing this joint advisory to disseminate known RansomHub ransomware IOCs and TTPs. These have been identified through FBI threat response activities and third-party reporting as recently as August 2024. RansomHub is a ransomware-as-a-service variant—formerly known as Cyclops and Knight—that has established itself as an efficient and successful ...