Will Seligman

Cybersecurity Operations  |  Threat Hunting  |  Threat Intelligence  |  Detection Engineering  |  Incident Response  |  Incident Commander  |  Automation Implementation

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Research
Cross-Platform Rust Loader Delivers Modified Sliver Implant via Cloud Storage Abuse
Novel threat uncovered: RADICL identifies a previously unseen cross-platform Rust loader delivering a modified Sliver C2 fork via cloud storage abuse. Full IOCs & YARA inside.
radicl.com/resources/cross-platform-rust-loader-delivers-modified-sliver-implant-via-cloud-storage-abuse
Repositories
threat-research github.com/the-grizzly-bear/threat-research Threat-Things github.com/the-grizzly-bear/Threat-Things Threat-Hunting github.com/the-grizzly-bear/Threat-Hunting Threat-Emul github.com/the-grizzly-bear/Threat-Emul yara_rules CVE and malware-family detection rules github.com/the-grizzly-bear/yara_rules cve_exploits Working proof-of-concept exploits github.com/the-grizzly-bear/cve_exploits
CTF Writeups & Notes
Huntress CTF 2023–2025 writeups HackTheBox Machines & Hack the Boo events Flare-on Challenges Reverse-engineering CTF Other SANS, TryHackMe, exercises Cyber Security Notes Reference material