Sep 1, 2021 | Newsletter, THOR, THOR Lite, Video
The following video shows a compromise assessment with our free THOR Lite scanner on a Microsoft Exchange 2019 server detecting ProxyShell and ProxyToken exploitation. We’ve done no post-editing in this video. You can jump to all findings using the video...
Mar 18, 2021 | Alert, Newsletter, THOR, THOR Lite
Last week, we’ve released a blog post on how to detect HAFNIUM activity with the use of THOR Lite. Since our first set of rules, we’ve added several important new rules from fellow researchers and moved even more rules from our commercial set into the open...
Mar 12, 2021 | Newsletter, THOR, THOR Lite
Since we’ve decided to migrate many of the HAFNIUM / Exchange vulnerability related signatures into the open source signature database of our free scanner THOR Lite, both users of the free and the commercial version started asking questions of coverage and if a...
Feb 13, 2023 | Newsletter, Nextron, THOR, THOR Lite, Tutorial
We’re glad to announce a new feature that allows users to enrich events generated by THOR with information from Virustotal. The feature is available in the full THOR v10.7 TechPreview and THOR Lite. It can be used in any scan mode: live endpoint scanning, lab...
Dec 23, 2022 | Aurora, Nextron, THOR, THOR Lite
In a report published on the 20th of December CrowdStrike published a report of a new technique exploiting the Microsoft Exchange vulnerability called ProxyNotShell. The called the new technique OWASSRF as it uses Outlook Web Access, CVE-2022-41080 and CVE-2022-41082...
Jul 29, 2022 | ASGARD Analysis Cockpit, Newsletter, Nextron
New Baselining Views Over the course of the last 18 months we reviewed most of our detections regarding their success in real world scenarios. In this context “success” means, that the detection uncovered malicious activity in the wild and at the same time...
Feb 6, 2022 | Security Monitoring
We’ve updated our Antivirus Event Analysis Cheat Sheet to version 1.9.0. It includes updates in almost all sections add special indicators for all kinds of Microsoft Exchange exploitation activity (ProxyLogon, ProxyShell etc.) moves Ransomware indicators to...
Dec 4, 2021 | THOR, THOR Lite
We have received reports from customers that were approached by service providers that offered compromise assessments with our scanner THOR. Subsequently, it appeared, however, that these providers used THOR Lite in their engagements and, when asked about this, argued...
