Since mid-April 2024, Microsoft Threat Intelligence has observed the threat actor Storm-1811 misusing the client management tool Quick Assist to target users in social engineering attacks.
Storm-1811 is a financially motivated cybercriminal group known to deploy Black Basta ransomware. The observed activity begins with impersonation through voice phishing (vishing), followed by delivery of malicious tools, including remote monitoring and management (RMM) tools like ScreenConnect and NetSupport Manager, malware like Qakbot, Cobalt Strike, and ultimately Black Basta ransomware.
Read more…
Source: Microsoft
Related:
- LockBit 2.0 Ransomware Proliferates Globally
August 17, 2021
The LockBit ransomware-as-a-service (RaaS) gang has ramped up its targeted attacks, researchers said, with attempts against organizations in Chile, Italy, Taiwan and the U.K. using version 2.0 of its malware. Attacks in July and August have employed LockBit 2.0, according to a Trend Micro analysis released on Monday, featuring a souped-up encryption method. “In contrast to LockBit’s ...
- Conti ransomware prioritizes revenue and cyberinsurance data theft
August 17, 2021
Training material used by Conti ransomware affiliates was leaked online this month, allowing an inside look at how attackers abuse legitimate software and seek out cyber insurance policies. Earlier this month, a disgruntled affiliate posted to a hacking forum the IP addresses for Cobalt Strike C2 servers used by the gang and a 113 MB archive ...
- Brazilian National Treasury hit with ransomware attack
August 17, 2021
The Brazilian government has released a note stating the National Treasury has been hit with a ransomware attack on Friday (13). According to a statement from the Ministry of Economy, initial measures to contain the impact of the cyberattack were immediately taken. The first assessments so far have found there was no damage to the structuring ...
- Hive ransomware attacks Memorial Health System, steals patient data
August 16, 2021
In what appears to be an attack from the Hive ransomware gang, computers of the non-profit Memorial Health System have been encrypted, forcing staff to work with paper charts. The attack occurred early Sunday morning and the IT department detected it once they noticed that parts of the infrastructure no longer responded as expected. Read more… Source: Bleeping ...
- T-Mobile says hackers accessed user data but won’t confirm SSN breach of 100 million customers
August 16, 2021
T-Mobile is looking into allegations that a hacker stole 106GB of data containing the social security numbers, names, addresses and driver’s license information for more than 100 million people. In a statement to ZDNet, T-Mobile said it is “aware of claims made in an underground forum and have been actively investigating their validity.” Teams at T-Mobile ...
- Exchange Servers Under Active Attack via ProxyShell Bugs
August 15, 2021
Researchers’ Microsoft Exchange server honeypots are being actively exploited via ProxyShell: The name of an attack disclosed at Black Hat last week that chains three vulnerabilities to enable unauthenticated attackers to perform remote code execution (RCE) and snag plaintext passwords. In his Black Hat presentation last week, Devcore principal security researcher Orange Tsai said that a ...