
ReversingLabs threat analysts work tirelessly to respond to threats and provide customers with information and tools to defend their systems from attacks. Our open source YARA rules help threat hunters, incident responders and security analysts detect malicious behavior.
These posts highlight some of the most important free YARA rules from the ReversingLabs threat research team. To put them into action, see our dedicated page on GitHub:
• ReversingLabs YARA Rules GitHub page
Carolynn van Arsdale

Cyber Content Creator at ReversingLabs. Carolynn is a reporter, writer, and researcher in the cybersecurity space. Carolynn is also a correspondent for The Security Ledger, a cybersecurity news website. She has been involved in podcast and event production, and now produces ConversingLabs, a ReversingLabs podcast. Prior to joining ReversingLabs, Carolynn held communication roles in the non-profit and higher education spaces.
Recent Posts from Carolynn van Arsdale
July 21, 2023
In this edition, we take a look at what Minodo is, where it came from, and how cybercriminals are using it to deliver other malware families.
July 7, 2023
In this edition of From the Labs, we contextualize StealC, a popular malware infostealer that has become a favored tool for cybercriminals.
June 16, 2023
The ReversingLabs YARA detection rule for HermeticRansom can help you find this ransomware in your environment.
March 24, 2023
ReversingLabs YARA detection rule for NB65 can help you find this ransomware in your environment.
September 26, 2022
ReversingLabs’ YARA detection rule for Nokoyawa can help you find this ransomware in your environment.
September 14, 2022
ReversingLabs’ YARA detection rule for GoodWill can help you find this ransomware in your environment.