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🇰🇵 KP1 malware family

BlueNoroff

Also known asBlueNoroff
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OPERATIONAL PROFILE

Targeting

Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.

Who they target

Sectors the actor has been observed targeting.

  • Software & Services

Where they're from

Attributed origin per open-source reporting.

  • KP
MITRE ATT&CK

Tradecraft

24 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.

10 of 15 tactics34 techniques×N= number of intelligence reports citing this technique
MITRE ATT&CK
TA0043
Reconnaissance
1 technique
T1589×2
Gather Victim Identity Information
TA0001
Initial Access
3 techniques
T1078×2
Valid Accounts
T1195×4
Supply Chain Compromise
T1195.001
Compromise Software Dependencies and Development Tools
T1566
Phishing
TA0002
Execution
1 technique
T1059
Command and Scripting Interpreter
T1059.001×2
PowerShell
T1059.007×2
JavaScript
TA0003
Persistence
3 techniques
T1078×2
Valid Accounts
T1543
Create or Modify System Process
T1543.001
Launch Agent
T1543.002
Systemd Service
T1543.003
Windows Service
T1547
Boot or Logon Autostart Execution
T1547.001
Registry Run Keys / Startup Folder
TA0004
Privilege Escalation
3 techniques
T1078×2
Valid Accounts
T1543
Create or Modify System Process
T1543.001
Launch Agent
T1543.002
Systemd Service
T1543.003
Windows Service
T1547
Boot or Logon Autostart Execution
T1547.001
Registry Run Keys / Startup Folder
TA0005
Stealth
4 techniques
T1027
Obfuscated Files or Information
T1036
Masquerading
T1070
Indicator Removal
T1078×2
Valid Accounts
TA0006
Credential Access
2 techniques
T1555
Credentials from Password Stores
T1649
Steal or Forge Authentication Certificates
TA0007
Discovery
4 techniques
T1057
Process Discovery
T1082×2
System Information Discovery
T1217
Browser Information Discovery
T1518
Software Discovery
TA0009
Collection
1 technique
T1185
Browser Session Hijacking
TA0011
Command and Control
1 technique
T1105×3
Ingress Tool Transfer
ARSENAL

Associated malware families

1 malware family attributed to this actor across reporting.

FamilyContextEvidenceLast seen
easy-day-jsThe only change was a single new dependency added to each package: easy-day-js, a clone of dayjs that downloads and runs a cryptocurrency-stealing remote access trojan when you install it.1Jun 20, 2026
ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

1 SOURCESView more in app
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Target overlap

Match sector + geo + tech-stack targeting against your real footprint.

Tradecraft mapping24

Every observed MITRE ATT&CK technique, grouped by tactic.

Malware arsenal1

Families this actor is known to deploy, with IOCs and behavior.

Exploited CVEs

CVEs this actor has used in known campaigns.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Observables

Domains, IPs, and hashes tied to this actor, refreshed continuously.