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Eagerbee

backdoor1 mutex signatures

[BASIC_INFORMATION]

FAMILY_NAME:

Eagerbee

CATEGORY:

BACKDOOR

DESCRIPTION:

Eagerbee is a sophisticated backdoor malware used by the REF5961 threat group (also known as CoughingDown) for persistent access and data exfiltration from compromised systems.

ALIASES:

eagerbee backdoor

TAGS:

backdoorpersistencedata_exfiltrationapt

[MUTEX_SIGNATURES](1)

[MUTEX_01]

mstoolFtip32W

ANALYST: @adhikara13 DATE: 2024-07-19

REFERENCES:

https://www.elastic.co/de/security-labs/introducing-the-ref5961-intrusion-set

https://securelist.com/eagerbee-backdoor/115175/

[QUICK_ACTIONS]

[THREAT_INTELLIGENCE]

ATTRIBUTION:

⚠REF5961

FIRST_OBSERVED:

Unknown

[SIGMA_RULE]

[STATISTICS]

MUTEX_COUNT:1

THREAT_ACTORS:1

ALIASES:1

TAGS:4

CATEGORY:BACKDOOR

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