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Steeve Gaudreault
Steeve Gaudreault is a Senior Threat Researcher at SophosLabs. His areas of expertise include malware reverse engineering, C2 protocol analysis, generating detection rules and configuration extractors.
Content by Steeve Gaudreault
Threat Research
EDR killer
Featured
packer
Ransomware
shanya
SophosLabs
Inside Shanya, a packer-as-a-service fueling modern attacks
December 6, 2025
Threat Research
blind spider
Featured
heartcrypt
packer
Service
HeartCrypt’s wholesale impersonation effort
September 26, 2025
Threat Research
avkiller
EDR killer
Featured
heartcrypt
RansomHub
Sophos X-Ops
Shared secret: EDR killer in the kill chain
August 6, 2025
Security Operations
Threat Research
binaries
Featured
impersonation
Sophos X-Ops
Malware campaign attempts abuse of defender binaries
April 26, 2024
Threat Research
Featured
Qakbot
Qbot
Security Operations
webinjects
Qakbot injects itself into the middle of your conversations
March 10, 2022
