Articles by Cyril François
ICEDID is known to pack its payloads using custom file formats and a custom encryption scheme. We are releasing a set of tools to automate the unpacking process and help analysts and the community respond to ICEDID.
Thawing the permafrost of ICEDID Summary
Elastic Security Labs analyzed a recent ICEDID variant consisting of a loader and bot payload. By providing this research to the community end-to-end, we hope to raise awareness of the ICEDID execution chain, capabilities, and design.
Update to the REF2924 intrusion set and related campaigns
Elastic Security Labs is providing an update to the REF2924 research published in December of 2022. This update includes malware analysis of the implants, additional findings, and associations with other intrusions.
QBOT Malware Analysis
Elastic Security Labs releases a QBOT malware analysis report covering the execution chain. From this research, the team has produced a YARA rule, configuration-extractor, and indicators of compromises (IOCs).