Since late 2025, malicious cyber actors have been targeting prominent victims, their family members, and personal acquaintances by directly messaging personal accounts with malicious links leveraging a technique known as “OAuth consent phishing.”
Recently observed activity includes impersonating government officials, media, and other publicly known personalities on a commercial messaging application (CMA) and soliciting the targeted individual to access a malicious link under the guise of a file sharing service through an application under the malicious actor’s control. Previous phishing campaigns have also impersonated event coordinators and planners, who sent malicious links to targets under the guise of an invitation to an event and the need to verify the target’s identity through a malicious application under the actor’s control.
Read more…
Source: U.S. Federal Bureau of Investigation Cyber Division
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Embarrassment as US cyber ambassador’s Twitter account is hacked
February 6, 2023
A top US cyber diplomat said his Twitter account was compromised over the weekend. Nate Fick, the inaugural US ambassador at large for Cyberspace and Digital Policy, on Saturday announced the hack of his personal account (not the government agency one) with – of course – a tweet. Read more… Source: The Register
- Tallahassee Memorial hospital victim of suspected ransomware attack
February 3, 2023
Tallahassee Memorial HealthCare is postponing all non-emergency patient procedures as officials manage an Information Technology security issue that occurred late Thursday night, according to a memo from the hospital. The IT security breach is a suspected ransomware attack, according to sources with knowledge of the situation. Read more… Source: Florida Politics
- University of Iowa Hospitals website possibly hit by cyberattack
February 1, 2023
A Russian hacking group has claimed to have taken down the University of Iowa Hospitals and Clinics website, along with the websites of dozens of other hospitals nationwide. UIHC has acknowledged its website is down Tuesday afternoon and its IT staff is investigating the cause but could not confirm whether it was the result of a ...
- University of Michigan Health says cyber attack impacted public websites, not patient info
January 30, 2023
Michigan Health officials say its public websites experienced issues due to a cyber attack but claims the issue did not impact patient information. In a statement on Monday, officials say the attack affected a “third-party vendor we use to host some of our sites.” Read more… Source: CBS Detroit News
- U.S. Department of Justice Disrupts Hive Ransomware Variant
January 26, 2023
The Justice Department announced today its months-long disruption campaign against the Hive ransomware group that has targeted more than 1,500 victims in over 80 countries around the world, including hospitals, school districts, financial firms, and critical infrastructure. Since late July 2022, the FBI has penetrated Hive’s computer networks, captured its decryption keys, and offered them to ...
- HHS: Ransomware groups continue to target U.S. health sector
January 25, 2023
The Royal and Blackcat ransomware groups continue to aggressively target the U.S. health sector, according to a recent advisory from the Department of Health and Human Services. Just this week, the Washington Post described an apparent recent attack by Blackcat on NextGen Healthcare, a company that provides electronic health record and practice management software to ...
