CLOSEDQUORUM: Windows Malware Puts Its Next Move to a Vote
Talos found a Windows implant designed to take votes from four AI providers. The public sample is inert, and real attacks remain unconfirmed.
Gridinsoft security desk
Security Blog
Fresh malware news, scam explainers, removal guides, browser fixes, and field notes from the Gridinsoft research team. Start with the alert, then move to the fix.
Three Exploited Linux Kernel Flaws: Check Your Patch Track
CISA lists three exploited Linux kernel flaws. Check the exact Ubuntu kernel track, pending fixes and the separate…
AgentCore Harness Test Exposes a Service Token Through Memory
Unit 42 demonstrated AgentCore credential theft through a support ticket. See why runtime memory, tool permissions and downstream…
Guides
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UMBRA Ransomware: Identify .umbra Files and Plan Recovery
Identify UMBRA ransomware signs, preserve encrypted files, remove remaining threats, and choose realistic recovery options without risking your only copies.
Repair desk
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Trojan:PowerShell/Boxter!MTB: Remove It and Check Repeat Alerts
Check a Trojan:PowerShell/Boxter!MTB alert, remove detected threats, and distinguish new PowerShell activity from old Defender history before restoring files.
Trojan:MSIL/Jalapeno!MTB: Removal and False-Positive Checks
Check Trojan:MSIL/Jalapeno!MTB by its file path and quarantine status. Separate browser-cache alerts from an installer that ran, then verify cleanup.
Domain Age of Flagged Online Stores: A Study of 1,000 Records
Gridinsoft studied 1,000 flagged store records. Compare domain ages for new records and updates, with date…
How Malware Abused Paste.tc: XWorm, LimeRAT, and AsyncRAT Cases
A cross-case investigation of how AsyncRAT, LimeRAT, and XWorm used Paste.tc raw pages as C2 resolvers…
Plushiefun.xyz PowerShell Chain Found Under HP Task Identities
Gridinsoft Labs observed plushiefun.xyz on nine endpoints where activity under Hewlett-Packard Diagnostics task identities led into…
Planet Search Chrome Extension: Is It Safe and How to Remove It
Planet Search can route Chrome searches through hidden intermediaries to Nextgeeker. Verify its ID, remove it,…
Rotating Names, Stable Loader: A Polymorphic CoinMiner Cluster on Chinese Windows Systems
Gridinsoft telemetry links 45 CoinMiner hashes across 34 Chinese Windows installations to rotating EXE names, signed…
OkoBot/TookPS: New C2 and GDrive Backup Sync Task
Gridinsoft Labs identifies 22tuk.digital as a new high-confidence TookPS/OkoBot callback and analyzes its encoded PowerShell launcher,…
Payment to Bank Details DOCX: Broken altChunk Lure Analysis
Static analysis of a suspicious Payment to Bank Details DOCX attachment with a broken altChunk/RTF import…
Why Antivirus Flags Old Bookmarks and URL Shortcuts
Old Favorites and .url shortcuts can be flagged when saved sites become phishing, scam, or adware…
Latest from every desk
Security News
WaterPlum Fake Job Interviews Infect 30,000 Devices
A joint advisory links WaterPlum fake interviews to 30,000 infected devices. How coding tasks,…
Security News
LeakySensey Rents Out Hacked Routers as a Proxy Network
LeakySensey turned weak VPN logins into rented proxies. What the exposed server revealed, what…
Security News
Settra Ransomware Leaves a Defender Log Intact After a Typo
Huntress found that Settra misspelled a Defender event-log name. What survived, how MeshAgent was…
Security News
The Gentlemen Turn Stolen Backups Into a Source of Credentials
Talos traced backup images being opened for credential extraction and cloud transfer. Why recovery…
Security News
RatHat Android Malware Can Reinstall Itself After Removal
RatHat turns Accessibility access into local ADB control. How a separate process restores the…
Troubleshooting
CrossDeviceResume.exe Error: Disable Resume or Repair Windows?
Fix CrossDeviceResume.exe errors safely: turn off optional Resume, diagnose broken Windows apps, and check…
Security News
bpost Phishing: A €4.95 Fee Leads to Card and Bank Details
A new bpost phishing report traces a €4.95 customs lure to an IBAN and…
Security News
WallHack: Police Disrupt 300 Telegram Channels Behind Phishing
Ukraine reports 239 searches in Operation WallHack. Police evidence shows the coordination behind fake…
Security News
Flock Camera Investigation Finds People Detection and a Local Key
A Flock camera investigation recovered local footage and tested person detection. What it shows…
Security News
T-Mobile Points Scam: New Research Tracks 81 Phishing Domains
New T-Mobile phishing research tracks changing texts and 81 domains. Learn the address trick…
Security News
MovieReaper Turns Movie Torrents Into Remote File Access
MovieReaper used a compromised torrent repository, a movie-named EXE and Solana address lookup. See…
Security News
CHOSEN BRICK: Fake Support Moves Spyware to Personal PCs
A joint warning shows how CHOSEN BRICK operators move targets from work devices to…