The original purpose of BitLocker is to address the risks of data theft or exposure from lost, stolen, or improperly decommissioned devices.
Nonetheless, threat actors have found out that this mechanism can be repurposed for malicious ends to great effect. In that incident, the attackers were able to deploy and run an advanced VBS script that took advantage of BitLocker for unauthorized file encryption. We spotted this script and its modified versions in Mexico, Indonesia, and Jordan. In the sections below, we analyze in detail the malicious code obtained during our incident response effort and provide tips for mitigating this kind of threat.
Read more…
Source: Kaspersky
Related:
- U.S. Department of Justice Announces Coordinated Disruption Actions Against BlackSuit (Royal) Ransomware Operations
August 11, 2025
Law Enforcement Seizes Servers, Domains, and Approximately $1 Million In Laundered Proceeds Owned By BlackSuit (Royal) Ransomware The Justice Department announced today coordinated actions against the BlackSuit (Royal) Ransomware group which included the takedown of four servers and nine domains on July 24, 2025. The takedown was conducted by the Department of Homeland Security’s Homeland Security ...
- WestJet says some passengers’ personal information stolen in cyberattack
August 11, 2025
WestJet says some personal data including information about travel documents such as passports was stolen in a cyberattack earlier this year, but credit and debit card numbers as well as user passwords were not compromised. In a note to customers, WestJet says the personal information taken varies from person to person but may include name, date ...
- From ClickFix to Command: A Full PowerShell Attack Chain
August 11, 2025
The FortiMail Workspace Security team recently identified a targeted intrusion campaign impacting multiple Israeli organizations. The adversary leveraged compromised internal email infrastructure to distribute phishing messages across the regional business landscape. These emails initiated a multi-stage, PowerShell-based infection chain that culminated in the delivery of a remote access trojan (RAT), executed entirely through PowerShell. Read more… Source: Fortinet Sign ...
- University of Western Australia suffers major data breach, staff and students locked out
August 11, 2025
One of Australia’s major universities has suffered a data breach, with the password information of thousands of staff and students exposed. The University of WA (UWA) confirmed it was investigating a cybersecurity incident on Saturday night, which involved unauthorised access of password information. Read more… Source: MSN Ness Sign up for the Cyber Security Review Newsletter The latest cyber security ...
- Massive leak of over 115 million US payment cards caused by Chinese “smishing” hackers
August 10, 2025
A wave of advanced phishing campaigns, traced to Chinese-speaking cybercriminal syndicates, may have compromised up to 115 million US payment cards in just over a year, experts have warned. Researchers at SecAlliance revealed these operations represent a growing convergence of social engineering, real-time authentication bypasses, and phishing infrastructure designed to scale. Investigators have identified a figure ...
- Bouygues Telecom data breach could affect millions of customers
August 8, 2025
French telco giatn Bouygues Telecom has confirmed suffering a cyberattack in which it lost sensitive customer data. In a short announcement published on its website, the company said it detected the attack on August 4, and following an investigation, determined threat actors stole people’s contact details, contract data, civil status data (or company details), and IBAN ...