Hunting Detections
Sigma, YARA & Suricata Rules
Detection logic from original research, mapped to MITRE ATT&CK. Free to use in your environment under CC BY-NC 4.0.
Recent
Detection Rules — HijackLoader / Penguish / Rugmi to AsyncRAT Multi-Vector Phishing Campaign
Detection Rules — AdaptixC2 Open Directory Exposure (45.130.148.125)
Detection Rules — Chaos Ransomware (TorBrowserTor) Multi-Stage Loader (94.103.1.13)
Detection Rules — ShinyHunters Data Leak Site (91.215.85.22)
All Detections
Detection Rules — OpenStrike Expanded Toolkit (New Files 2026-04-08)
Apr 2026
Detection Rules — OpenStrike Beacon Toolkit (172.105.0.126)
Apr 2026
Detection Rules — Shadow RAT & XWorm Open Directory Campaign
Apr 2026
Detection Rules — Open Directory at 193.56.255.154 (XiebroC2 v3.1 and Covenant C2)
Apr 2026
Detection Rules — ZeroTrace Multi-Family MaaS Operation
Mar 2026
Detection Rules — Sliver C2 / ScareCrow Loader Open Directory Kit
Mar 2026
Detection Rules — Webserver Compromise Kit 91.236.230.250
Feb 2026
Detection Rules — Remcos RAT OpenDirectory Campaign
Feb 2026
Detection Rules — NsMiner Cryptojacker
Feb 2026
Arsenal-237 New Files: full_test_enc.exe (Advanced Rust Ransomware)
Jan 2026
Arsenal-237 New Files: new_enc.exe (Human-Operated Rust Ransomware)
Jan 2026
Arsenal-237 New Files: dec_fixed.exe (Ransomware Decryptor)
Jan 2026
Arsenal-237 New Files: enc_c2.exe (Rust Ransomware with Tor C2)
Jan 2026
Arsenal-237 New Files: chromelevator.exe (Browser Credential Theft)
Jan 2026
Arsenal-237 New Files: nethost.dll (DLL Hijacking Persistence)
Jan 2026
Arsenal-237 New Files: rootkit.dll (Kernel-Mode Rootkit)
Jan 2026
Arsenal-237 New Files: BdApiUtil64.sys (Vulnerable Baidu Driver)
Jan 2026
Arsenal-237 New Files: lpe.exe (Privilege Escalation)
Jan 2026
Arsenal-237 New Files: killer_crowdstrike.dll (CrowdStrike-Specific Termination)
Jan 2026
Arsenal-237 New Files: killer.dll (BYOVD Process Termination)
Jan 2026
Arsenal-237: enc/dec Ransomware Family
Jan 2026
Arsenal-237: uac_test.exe
Jan 2026
Arsenal-237: FleetAgentFUD.exe
Jan 2026
Arsenal-237: FleetAgentAdvanced.exe
Jan 2026
Arsenal-237: agent_xworm_v2.exe (XWorm RAT v2.4.0)
Jan 2026
Arsenal-237: agent_xworm.exe (XWorm RAT v6)
Jan 2026
Arsenal-237: agent.exe (PoetRAT)
Jan 2026
Detection Rules — Dual-RAT Analysis: Pulsar RAT vs. NjRAT/XWorm
Dec 2025
Detection Rules — PULSAR RAT (server.exe)
Dec 2025
Hybrid Loader/Stealer Ecosystem Masquerading as Sogou
Nov 2025
Houselet.exe — Go-Based Loader Masquerading as PlayStation Remote Play
Nov 2025
AdvancedRouterScanner
Oct 2025
From Webshells to The Cloud
Oct 2025
QuasarRAT + XWorm + PowerShell Loader
Oct 2025