Hide Navigation Hide TOC

BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)

BeaverTail is a malware that has both a JavaScript and C++ variant. Active since 2022, BeaverTail is capable of stealing logins from browsers and serves as a downloader for second stage payloads. BeaverTail has previously been leveraged by North Korea-affiliated actors identified as DeceptiveDevelopment or Contagious Interview. BeaverTail has been delivered to victims through code repository sites and has been embedded within malicious attachments.(Citation: PaloAlto ContagiousInterview BeaverTail InvisibleFerret November 2023)(Citation: Esentire ContagiousInterview BeaverTail InvisibleFerret November 2024)(Citation: ESET Contagious Interview BeaverTail InvisibleFerret February 2025)(Citation: Zscaler ContagiousInterview BeaverTail InvisibleFerret November 2024)

Cluster A	Galaxy A	Cluster B	Galaxy B	Level
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Credentials from Password Stores - T1555 (3fc9b85a-2862-4363-a64d-d692e3ffbee0)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Local Data Staging - T1074.001 (1c34f7aa-9341-4a48-bfab-af22e51aca6c)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Keychain - T1555.001 (1eaebf46-e361-4437-bc23-d5d65a3b92e3)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	File and Directory Discovery - T1083 (7bc57495-ea59-4380-be31-a64af124ef18)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	System Time Discovery - T1124 (f3c544dc-673c-4ef3-accb-53229f1ae077)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Browser Information Discovery - T1217 (5e4a2073-9643-44cb-a0b5-e7f4048446c7)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Archive via Utility - T1560.001 (00f90846-cbd1-4fc5-9233-df5c2bf2a662)	Attack Pattern	1
Non-Standard Port - T1571 (b18eae87-b469-4e14-b454-b171b416bc18)	Attack Pattern	BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	System Information Discovery - T1082 (354a7f88-63fb-41b5-a801-ce3b377b36f1)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Malicious File - T1204.002 (232b7f21-adf9-4b42-b936-b9d6f7df856e)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Credentials from Web Browsers - T1555.003 (58a3e6aa-4453-4cc8-a51f-4befe80b31a8)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Log Enumeration - T1654 (866d0d6d-02c6-42bd-aa2f-02907fdc0969)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Encrypted/Encoded File - T1027.013 (0d91b3c0-5e50-47c3-949a-2a796f04d144)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	JavaScript - T1059.007 (0f4a0c76-ab2d-4cb0-85d3-3f0efb8cba0d)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Junk Data - T1001.001 (f7c0689c-4dbd-489b-81be-7cb7c7079ade)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Data from Local System - T1005 (3c4a2599-71ee-4405-ba1e-0e28414b4bc5)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Exfiltration Over C2 Channel - T1041 (92d7da27-2d91-488e-a00c-059dc162766d)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Compromise Software Dependencies and Development Tools - T1195.001 (191cc6af-1bb2-4344-ab5f-28e496638720)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Financial Theft - T1657 (851e071f-208d-4c79-adc6-5974c85c78f3)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add)	Attack Pattern	1
BeaverTail - S1246 (6055aee2-d1c6-4877-94e9-a3bde9936470)	Malware	Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161)	Attack Pattern	1
Local Data Staging - T1074.001 (1c34f7aa-9341-4a48-bfab-af22e51aca6c)	Attack Pattern	Data Staged - T1074 (7dd95ff6-712e-4056-9626-312ea4ab4c5e)	Attack Pattern	2
Credentials from Password Stores - T1555 (3fc9b85a-2862-4363-a64d-d692e3ffbee0)	Attack Pattern	Keychain - T1555.001 (1eaebf46-e361-4437-bc23-d5d65a3b92e3)	Attack Pattern	2
Archive Collected Data - T1560 (53ac20cd-aca3-406e-9aa0-9fc7fdc60a5a)	Attack Pattern	Archive via Utility - T1560.001 (00f90846-cbd1-4fc5-9233-df5c2bf2a662)	Attack Pattern	2
Malicious File - T1204.002 (232b7f21-adf9-4b42-b936-b9d6f7df856e)	Attack Pattern	User Execution - T1204 (8c32eb4d-805f-4fc5-bf60-c4d476c131b5)	Attack Pattern	2
Credentials from Password Stores - T1555 (3fc9b85a-2862-4363-a64d-d692e3ffbee0)	Attack Pattern	Credentials from Web Browsers - T1555.003 (58a3e6aa-4453-4cc8-a51f-4befe80b31a8)	Attack Pattern	2
Obfuscated Files or Information - T1027 (b3d682b6-98f2-4fb0-aa3b-b4df007ca70a)	Attack Pattern	Encrypted/Encoded File - T1027.013 (0d91b3c0-5e50-47c3-949a-2a796f04d144)	Attack Pattern	2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830)	Attack Pattern	JavaScript - T1059.007 (0f4a0c76-ab2d-4cb0-85d3-3f0efb8cba0d)	Attack Pattern	2
Junk Data - T1001.001 (f7c0689c-4dbd-489b-81be-7cb7c7079ade)	Attack Pattern	Data Obfuscation - T1001 (ad255bfe-a9e6-4b52-a258-8d3462abe842)	Attack Pattern	2
Supply Chain Compromise - T1195 (3f18edba-28f4-4bb9-82c3-8aa60dcac5f7)	Attack Pattern	Compromise Software Dependencies and Development Tools - T1195.001 (191cc6af-1bb2-4344-ab5f-28e496638720)	Attack Pattern	2
File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c)	Attack Pattern	Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69)	Attack Pattern	2
Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6)	Attack Pattern	Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161)	Attack Pattern	2