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THE HUNTER’S LEDGER
ATT&CK Technique · Execution / Persistence / Privilege Escalation
T1053.005 Scheduled Task
Mapped by 10 reports, 16 detection rules and 6 tracked actors on The Hunters Ledger. Technique page on attack.mitre.org.

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Reports

Each report maps this technique in its own ATT&CK table, at the confidence the report states. The link opens that table.

Report Sep 2026 · under Execution · HIGH
Sliver C2 Windows Post-Exploitation Staging, 193.233.202.17
Report Aug 2026 · under Execution · HIGH
CloudSync: An Assembler's Intrusion Toolkit
Report Jul 2026 · under Persistence · HIGH
GOCLOUD Multi-Service Cryptojacking
Report Jul 2026 · under Persistence · HIGH
EvilSoul-Engine: A Brazilian Stealer-Builder Malware-as-a-Service
Report Jul 2026 · under Persistence · MODERATE
KAIDO: A Brazilian Quasar-Fork RAT with Hidden-Desktop Session Hijacking
Report Apr 2026 · under Persistence · DEFINITE
Chaos Ransomware (TorBrowserTor) Multi-Stage Loader (94.103.1.13)
Report Apr 2026 · under Persistence · HIGH
Shadow RAT & XWorm Open Directory Campaign
Report Jan 2026 · under Execution · HIGH
Arsenal-237 New Files: Advanced Toolkit Analysis
Report Dec 2025 · under Persistence · HIGH
Dual-RAT Analysis: Pulsar RAT vs. NjRAT/XWorm

Detection rules

Rules whose ATT&CK coverage line names this technique, by detection page. The link opens the page's coverage table.

Detection rules Sep 2026 · 1 rule
Sliver C2 Windows Post-Exploitation Staging, 193.233.202.17
Weekly Scheduled Task Re-Pulling Attack Chain Via IEX WebClient DownloadString As SYSTEM (SIGMA, Detection)
Detection rules Aug 2026 · 1 rule
CloudSync: An Assembler's Intrusion Toolkit
WindowsUpdateService Scheduled Task Creation By Dotnet RAT Chain (SIGMA, Detection)
Detection rules Jul 2026 · 4 rules
GOCLOUD Multi-Service Cryptojacking
GOCLOUD_Windows_Deploy_Worm_Lingkai (YARA, Detection); GOCLOUD_Windows_Miner_WinJenkins (YARA, Detection); Remote Scheduled Task Creation Running As SYSTEM (SIGMA, Detection); Scheduled Task Registering SYSTEM Action In User AppData (SIGMA, Detection)
Detection rules Jul 2026 · 2 rules
EvilSoul-Engine: A Brazilian Stealer-Builder Malware-as-a-Service
Scheduled Task Created with Microsoft Corporation Author and Hidden Flag (SIGMA, Detection); EvilSoul-Engine Watchdog Persistence Files Created in TEMP or Startup (SIGMA, Hunting)
Detection rules May 2026 · 1 rule
HijackLoader / Penguish / Rugmi to AsyncRAT Multi-Vector Phishing Campaign
Legacy .job Scheduled Task File Created in Windows\Tasks (Autorunsc Blind Spot) (SIGMA, Hunting)
Detection rules Apr 2026 · 2 rules
Chaos Ransomware (TorBrowserTor) Multi-Stage Loader (94.103.1.13)
Stage-4 Mutex GUID (Cross-Build Invariant) (YARA, Detection); Stage-4 Masquerade Scheduled Task Created at Root Path (SIGMA, Hunting)
Detection rules Apr 2026 · 2 rules
Shadow RAT & XWorm Open Directory Campaign
XWorm 3.0-5.0: Config and Builder Markers (YARA, Detection); XWorm Scheduled Task Persistence with One-Minute Execution Interval (SIGMA, Detection)
Detection rules Dec 2025 · 3 rules
Dual-RAT Analysis: Pulsar RAT vs. NjRAT/XWorm
NjRAT/XWorm Triple-Redundant Persistence (Combined Static Signature) (YARA, Detection); Quasar RAT Scheduled Task Persistence via schtasks.exe (SIGMA, Detection); NjRAT/XWorm Triple-Redundant Persistence: Base Rules + 2-of-3 Correlation (SIGMA, Hunting)

Tracked actors

Designations whose reports map this technique.

  • UTA-2026-003: Commodity MaaS consumer running Shadow RAT and XWorm from one Windows VPS
  • UTA-2026-005: Chaos ransomware builder user with a private five-stage crypter
  • UTA-2026-007: HijackLoader customer running a 15-month multi-vector phishing campaign into an AsyncRAT-class RAT
  • UTA-2026-020: Self-branded commodity cryptojacking operator mass-exploiting exposed Chinese enterprise software
  • UTA-2026-021: Assembler-model intrusion operator staging other actors' tooling against one German victim forest
  • UTA-2026-024: Windows post-exploitation intrusion set with Sliver and a blockchain-resolved implant

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