Threat Group-3390

OriginChina

Techniques (MITRE ATT&CK)57

SourceMITRE ATT&CK

Also known as:Earth SmilodonTG-3390Emissary PandaBRONZE UNIONAPT27Iron TigerLuckyMouseLinen Typhoon

Vexday analysis

Threat Group-3390 (também referenciado como APT27, Emissary Panda, Iron Tiger, BRONZE UNION, Earth Smilodon e TG-3390) é um grupo de ameaça persistente avançada de origem chinesa, ativo pelo menos desde 2010. O grupo ficou conhecido pelo uso extensivo de comprometimentos estratégicos de sites para alcançar suas vítimas, tendo atuado contra organizações dos setores aeroespacial, governamental, de defesa, tecnologia, energia, manufatura e jogos de azar. Catalogado no MITRE ATT&CK sob o identificador G0027, o grupo possui 57 técnicas documentadas e 12 CVEs atribuídas a sua atuação.

Techniques (MITRE ATT&CK) 57

How the group operates, mapped to the MITRE ATT&CK matrix and organized by the phases of an attack.

Resource development

Domains Tool Code Signing Certificates Upload Malware Upload Tool Drive-by Target

Initial access

Drive-by Compromise Exploit Public-Facing Application Compromise Software Supply Chain Trusted Relationship Spearphishing Attachment

Execution

Windows Management Instrumentation At PowerShell Windows Command Shell Exploitation for Client Execution Malicious File

Persistence

External Remote Services Web Shell Windows Service Registry Run Keys / Startup Folder

Privilege escalation

Exploitation for Privilege Escalation Bypass User Account Control

Credential access

LSASS Memory Security Account Manager LSA Secrets Password Managers

Discovery

Query Registry System Network Configuration Discovery Remote System Discovery System Owner/User Discovery Network Service Discovery System Network Connections Discovery Local Account

Lateral movement

Windows Remote Management Exploitation of Remote Services

Collection

Data from Local System Keylogging Local Data Staging Remote Data Staging Automated Collection Archive via Library

Command and control

Web Protocols Ingress Tool Transfer

Exfiltration

Data Transfer Size Limits Exfiltration to Cloud Storage

defense-impairment

Modify Registry Disable or Modify Windows Event Log

stealth

Software Packing Encrypted/Encoded File Compression Process Hollowing File Deletion Network Share Connection Removal Valid Accounts Deobfuscate/Decode Files or Information DLL

Exploited vulnerabilities 12

CVEs this group is known to exploit, per MITRE ATT&CK. Ordered by real-world severity.

CVE-2021-26855CRITICALEPSS 100%KEV CVE-2021-27065HIGHEPSS 100%KEV CVE-2014-7169CRITICALEPSS 100%KEV CVE-2019-0604CRITICALEPSS 100%KEV CVE-2018-0798HIGHEPSS 95%KEV CVE-2021-26857HIGHEPSS 94%KEV CVE-2021-26858HIGHEPSS 90%KEV CVE-2014-6324HIGHEPSS 87%KEV CVE-2017-0213HIGHEPSS 84%KEV CVE-2016-6662EPSS 68%CVE-2017-0176EPSS 46%CVE-2019-3610MEDIUMEPSS 0%

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