Skuggaheimar/Threat Intelligence/SectopRAT
SECTOPRAT
SECTOPRAT
MALWARE
ECRIME
Threat IntelligenceMalwareMarch 22, 2025•15 min read

SectopRAT: Threat Intelligence Profile

Information stealer RAT

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SectopRAT / ArechClient (also known as SectopRAT, ArechClient2) is a malware active since 2019. Information stealer RAT. Key characteristics include: .NET-based, browser credential theft, hidden second desktop, crypto wallet targeting.

Overview & Background

Information stealer RAT. First identified in 2019, this threat is attributed to eCrime.

Threat Assessment

SectopRAT remains an active threat. Organizations should implement detection rules and monitor for indicators associated with this malware.

Technical Analysis

SectopRAT employs the following capabilities and techniques:

MITRE ATT&CK Mapping

TacticTechniqueUsage
Initial AccessT1566.001 Phishing AttachmentCommon delivery vector
ExecutionT1204.002 Malicious FileUser-triggered execution
PersistenceT1547.001 Registry Run KeysAutostart persistence
Defense EvasionT1027 Obfuscated FilesPayload obfuscation
C2T1071.001 Web ProtocolsHTTP/HTTPS C2

Detection & Defense

Defend Against SectopRAT

Mjolnir Security provides detection and response capabilities against SectopRAT and similar threats.

Threat DetectionIncident ResponseThreat HuntingMDR ServicesThreat Intelligence
  • Proactive Threat Hunting Hunt for SectopRAT indicators and TTPs within your environment.
  • Threat Intelligence Monitor SectopRAT campaigns and infrastructure changes.
  • 24/7 Incident Response Rapid containment and forensic investigation. Call +1 833 403 5875.
Written by: Mjolnir Security  |  Published: March 22, 2025
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