Blue Mockingbird

Techniques (MITRE ATT&CK)22

SourceMITRE ATT&CK

About the group

Blue Mockingbird is a cluster of observed activity involving Monero cryptocurrency-mining payloads in dynamic-link library (DLL) form on Windows systems. The earliest observed Blue Mockingbird tools were created in December 2019.

Attack chain

Plausible scenario built from the group's real techniques, ordered by the phases of an attack. Each step shows how the group typically operates.

Arsenal severity62

Impact: High

Illustrative chain derived from techniques documented in MITRE ATT&CK — it does not represent a specific past attack. Severity summarizes the known arsenal (kill-chain coverage, actively exploited CVEs, techniques).

Techniques (MITRE ATT&CK) 22

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

Resource development

Tool

Initial access

Exploit Public-Facing Application

Execution

Windows Management Instrumentation Scheduled Task PowerShell Windows Command Shell Service Execution

Persistence

Windows Service

Privilege escalation

Windows Management Instrumentation Event Subscription

Credential access

LSASS Memory

Discovery

System Information Discovery

Lateral movement

Remote Desktop Protocol SMB/Windows Admin Shares

Command and control

Proxy

Impact

Compute Hijacking

defense-impairment

Modify Registry

stealth

Encrypted/Encoded File Match Legitimate Resource Name or Location Access Token Manipulation Regsvr32 Rundll32 COR_PROFILER

Exploited vulnerabilities 3

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

CVE-2014-7169CRITICALEPSS 100%KEV MITRE ATT&CK

CVE-2019-18935CRITICALEPSS 100%KEV MITRE ATT&CK

CVE-2016-6662EPSS 68% MITRE ATT&CK

Known infrastructure 7

Real indicators (C2, domains, URLs and hashes) associated with the malware this group uses. Source: abuse.ch (ThreatFox, URLhaus, MalwareBazaar).

urlhttp://92.127.156.174:8880/master.exeMimiKatzthreatfox

md5_hashfec27228340485485f6902f8759bbd62MimiKatzthreatfox

sha256_hashf9d53fdcc12d548e6c9bd395642f30d2b2c6a9a4204bc0948badf8a7c571c072MimiKatzthreatfox

sha1_hash07b35a3b431e653ddcf36cecd49793d538e2aa79MimiKatzthreatfox

sha1_hashc5ec7e2ad924e832e49fbac9d0c82719b570e080MimiKatzthreatfox

md5_hash77c96f339974b65ae435313a8fcc3b35MimiKatzthreatfox

sha256_hash889cc3e793cb39889c7acc8e73a84973e9a08fcd69451f7b546509c74ffdda90MimiKatzthreatfox

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