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WailingCrab

backdoor1 mutex signatures

[BASIC_INFORMATION]

FAMILY_NAME:

WailingCrab

CATEGORY:

BACKDOOR

DESCRIPTION:

WailingCrab is a backdoor that uses the MQTT messaging protocol for command and control (C2) communication. This allows it to blend in with legitimate IoT traffic and evade detection.

ALIASES:

WailingCrab BackdoorWikiLoader

TAGS:

c2_protocolmqttiot_traffic

[MUTEX_SIGNATURES](1)

[MUTEX_01]

823264

ANALYST: @adhikara13 DATE: 2025-07-12

REFERENCES:

https://www.ibm.com/think/x-force/wailingcrab-malware-misues-mqtt-messaging-protocol

[QUICK_ACTIONS]

[THREAT_INTELLIGENCE]

ATTRIBUTION:

⚠Unknown

FIRST_OBSERVED:

2020

[SIGMA_RULE]

[STATISTICS]

MUTEX_COUNT:1

THREAT_ACTORS:1

ALIASES:2

TAGS:3

CATEGORY:BACKDOOR

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