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🇨🇳APT41

🇨🇳 APT41 is a tracked threat actor in the Clankerusecase corpus. Attributed to CN. Primary motivation: State. We map 26 detection use cases to this actor across 95 MITRE ATT&CK techniques, with 1 threat-intel article citing them. Active in our corpus from 2026-02-26 to 2026-02-26.

crit 1

View full actor card → All threat actors MITRE ATT&CK group spec (G0096) ↗

26Use cases

1Articles

95Techniques

5IOCs

Known aliases

APT41BARIUMWicked PandaWinnti GroupBrass TyphoonDouble DragonBlackfly

Top techniques

T1027 · Obfuscated Files or Information T1190 · Exploit Public-Facing Application T1195.002 · Compromise Software Supply Chain

All other tracked techniques

T1003.001 · LSASS Memory T1003.002 · Security Account Manager T1003.003 · NTDS T1005 · Data from Local System T1008 · Fallback Channels T1012 · Query Registry T1014 · Rootkit T1016 · System Network Configuration Discovery T1018 · Remote System Discovery T1021.001 · Remote Desktop Protocol T1021.002 · SMB/Windows Admin Shares T1027.002 · Software Packing T1030 · Data Transfer Size Limits T1033 · System Owner/User Discovery T1036.004 · Masquerade Task or Service T1036.005 · Match Legitimate Resource Name or Location T1037 · Boot or Logon Initialization Scripts T1046 · Network Service Discovery T1047 · Windows Management Instrumentation T1049 · System Network Connections Discovery T1053.005 · Scheduled Task T1055 · Process Injection T1056.001 · Keylogging T1057 · Process Discovery T1059.001 · PowerShell T1059.003 · Windows Command Shell T1059.004 · Unix Shell T1059.005 · Visual Basic T1069 · Permission Groups Discovery T1070.003 · Clear Command History T1070.004 · File Deletion T1071 · Application Layer Protocol T1071.001 · Web Protocols T1071.002 · File Transfer Protocols T1071.004 · DNS T1078 · Valid Accounts T1082 · System Information Discovery T1083 · File and Directory Discovery T1087.001 · Local Account T1087.002 · Domain Account T1090 · Proxy T1098.007 · Additional Local or Domain Groups T1102.001 · Dead Drop Resolver T1104 · Multi-Stage Channels T1105 · Ingress Tool Transfer T1110 · Brute Force T1112 · Modify Registry T1127.001 · MSBuild T1133 · External Remote Services T1135 · Network Share Discovery T1136.001 · Local Account T1197 · BITS Jobs T1203 · Exploitation for Client Execution T1204.001 · Malicious Link T1204.002 · Malicious File T1204.004 · Malicious Copy and Paste T1213.003 · Code Repositories T1218 · System Binary Proxy Execution T1218.001 · Compiled HTML File T1218.011 · Rundll32 T1480.001 · Environmental Keying T1484.001 · Group Policy Modification T1486 · Data Encrypted for Impact T1496.001 · Compute Hijacking T1542.003 · Bootkit T1543.003 · Windows Service T1546.008 · Accessibility Features T1547.001 · Registry Run Keys / Startup Folder T1550.002 · Pass the Hash T1553.002 · Code Signing T1555 · Credentials from Password Stores T1555.003 · Credentials from Web Browsers T1560.001 · Archive via Utility T1566 · Phishing T1566.001 · Spearphishing Attachment T1566.002 · Spearphishing Link T1568.002 · Domain Generation Algorithms T1569.002 · Service Execution T1570 · Lateral Tool Transfer T1573.002 · Asymmetric Cryptography T1574.001 · DLL T1574.002 · T1574.002 T1574.006 · Dynamic Linker Hijacking T1583.001 · Domains T1588.002 · Tool T1595.002 · Vulnerability Scanning T1595.003 · Wordlist Scanning T1596.005 · Scan Databases T1599 · Network Boundary Bridging T1684.001 · Impersonation T1685 · Disable or Modify Tools T1685.005 · Clear Windows Event Logs

Detection use cases (26)

APT41 (Wicked Panda/Winnti) DLL sideloading via signed third-party binary in user-writable path AI · profile SΣDD APT41 (Brass Typhoon) web-shell-driven recon chain from IIS/Tomcat after public-facing exploit AI · profile SΣDD PlugX phishing lure — 'Meeting Invitation' email linking to gesecole.net ZIP Bespoke Renamed MSBuild.exe executing inline .csproj from user-writable path Bespoke PlugX DLL side-load — G DATA Avk.exe running from C:\Users\Public\GDatas\ Bespoke PlugX persistence — Run key 'G DATA' pointing to C:\Users\Public\GDatas\Avk.exe Bespoke PlugX C2 egress — connections to decoraat.net / decoorat.net / gesecole.net Bespoke Phishing-link click correlated to endpoint execution Internal Email attachment opened from external sender Internal Office app spawning script/LOLBin child process Internal Fake CAPTCHA / clipboard-injected PowerShell (ClickFix / FakeCaptcha) Internal Trusted vendor binary / installer launching unusual children Internal Network connections to article IPs / domains Internal File hash IOCs — endpoint file/process match Internal 1Password failed sign-in burst MITRE match 1Password impossible-travel sign-in MITRE match 1Password item exfiltration attempt MITRE match 1Password vault export attempted MITRE match AI-Agent Server (PraisonAI/MCP) Spawns OS Shell or Recon LOLBin — Unauthenticated RCE Exploitation MITRE match AI/LLM Agent Framework Runtime Spawning Shell, Recon, or Egress Child Process MITRE match AI/LLM Framework Web Service Spawns Shell or Network Tool (Agent-Framework Unauthenticated RCE) MITRE match Auth-Bypass on Public-Facing Service → Post-Exploit Action on Same Host (≤10 min) MITRE match Brand-Impersonation Domain Fetch Followed by User-Context Loader Within 10 Minutes MITRE match Cross-category credential-store enumeration with rapid egress to anonymizing tunnel/CDN MITRE match Cross-Platform ClickFix Paste-to-Pipe Loader (UI-Parent Shell with Decode-and-Execute Payload) MITRE match Developer/Data-tooling Daemon Spawns Shell Child Seconds After POST to Runner/Exec Endpoint MITRE match

Threat-intel articles (1)

crit PlugX Meeting Invitation via MSBuild and GDATA · 2026-02-26

Tracked indicators

Domains (5)

decoorat.net decoraat.net gesecole.net onedow.gesecole.net onedown.gesecole.net