Hunting Emotet campaigns with Kusto

Introduction Emotet doesn't need an introduction anymore - it is one of the more prolific cybercriminal gangs and has been around for many years. In January 2021, a disruption effort took place via Europol and other law enforcement authorities to take Emotet down for good. [1] Indeed, there was a significant decrease in Emotet malicious … Continue reading Hunting Emotet campaigns with Kusto

Threat Update – Ukraine & Russia war

Last updated on 2022-03-17/ 8am CET 2022-02-25: added key historical operation: Cyclops Blink2022-03-02: added note on spillover and recommendation2022-03-03: added further information on attacks, updated recommendations2022-03-07: added info on HermeticRansom decrypter and our mission statement2022-03-15: added info on CaddyWiper and fake AV update phishing campaign used to drop Cobalt Strike2022-03-17: added info on the removal … Continue reading Threat Update – Ukraine & Russia war

Kusto hunting query for CVE-2021-40444

Introduction On September 7th 2021, Microsoft published customer guidance concerning CVE-2021-40444, an MSHTML Remote Code Execution Vulnerability: Microsoft is investigating reports of a remote code execution vulnerability in MSHTML that affects Microsoft Windows. Microsoft is aware of targeted attacks that attempt to exploit this vulnerability by using specially-crafted Microsoft Office documents.An attacker could craft a … Continue reading Kusto hunting query for CVE-2021-40444

NVISO and QuoIntelligence Announce Strategic Cooperation

We are pleased to announce that we have created a unique approach with QuoIntelligence GmbH in responding to the TIBER-EU testing. Using our approach, we combine both passive threat intelligence gathering and active offensive red team testing as one seamless experience while remaining independent from each other.   The TIBER-EU Framework, More Critical Now Than Ever  … Continue reading NVISO and QuoIntelligence Announce Strategic Cooperation

Epic Manchego – atypical maldoc delivery brings flurry of infostealers

In July 2020, NVISO detected a set of malicious Excel documents, also known as “maldocs”, that deliver malware through VBA-activated spreadsheets. While the malicious VBA code and the dropped payloads were something we had seen before, it was the specific way in which the Excel documents themselves were created that caught our attention. The creators … Continue reading Epic Manchego – atypical maldoc delivery brings flurry of infostealers

Report sightings from Kibana to MISP

Introduction A problem we all face when using threat intelligence data is getting rid of false positives in our data feeds. On the other hand, reporting of true positives is equally important as it allows to increase the level of trust in an indicator. This post describes how you can report false and true positives … Continue reading Report sightings from Kibana to MISP