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CryptoLuck

ransomware1 mutex signatures

[BASIC_INFORMATION]

FAMILY_NAME:

CryptoLuck

CATEGORY:

RANSOMWARE

DESCRIPTION:

CryptoLuck is a ransomware that encrypts files and demands a ransom for the decryption key. It is known to drop a file named WARNING_FILES_ARE_ENCRYPTED.txt.

ALIASES:

RANSOM_CRYPTOLUCK.A

TAGS:

file_encryption

[MUTEX_SIGNATURES](1)

[MUTEX_01]

CryptoLuck_Instance

ANALYST: @adhikara13 DATE: 2025-07-15

REFERENCES:

https://www.trendmicro.com/vinfo/au/threat-encyclopedia/malware/ransom_cryptoluck.a

[QUICK_ACTIONS]

[THREAT_INTELLIGENCE]

ATTRIBUTION:

⚠Unknown

FIRST_OBSERVED:

2016

[SIGMA_RULE]

[STATISTICS]

MUTEX_COUNT:1

THREAT_ACTORS:1

ALIASES:1

TAGS:1

CATEGORY:RANSOMWARE

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