powershell
New Microsoft script updates Windows media with bootkit malware fixes
Microsoft has released a PowerShell script to help Windows users and admins update bootable media so it utilizes the new “Windows UEFI CA 2023” certificate before the mitigations of the BlackLotus UEFI bootkit are enforced later this year. BlackLotus is a UEFI bootkit that can bypass Secure Boot and gain control over the operating system’s boot process. Once […]
Telegram captcha tricks you into running malicious PowerShell scripts
Threat actors on X are exploiting the news around Ross Ulbricht to direct unsuspecting users to a Telegram channel that tricks them into run PowerShell code that infects them with malware. The attack, spotted by vx-underground, is a new variant of the “Click-Fix” tactic that has become very popular among threat actors to distribute malware over the past year. […]
Malicious ads push Lumma infostealer via fake CAPTCHA pages
A large-scale malvertising campaign distributed the Lumma Stealer info-stealing malware through fake CAPTCHA verification pages that prompt users to run PowerShell commands to verify they are not a bot. The campaign leveraged the Monetag ad network to propagate over one million ad impressions daily across three thousand websites. The malicious operation, dubbed “DeceptionAds” by Guardio Labs […]
Microsoft releases Windows repair tool to remove CrowdStrike driver
Microsoft has released a custom WinPE recovery tool to find and remove the faulty CrowdStrike update that crashed an estimated 8.5 million Windows devices on Friday. On Friday, CrowdStrike pushed out a faulty update that caused millions of Windows devices worldwide to suddenly crash with a Blue Screen of Death (BSOD) and enter reboot loops. This glitch […]