ThreatCluster

Exposed Open Directory Leaks BYOB Framework for Multiple OS

First seen 29 Jan 2026, 22:54 UTC • •24

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ThreatCluster •March 12, 2026 at 13:27 UTC

Threat researchers discovered an exposed open directory hosting a command and control server with the BYOB framework. This server, located at IP address 38[.]255[.]43[.]60 on port 8081, was found distributing malicious payloads aimed at establishing persistent remote access on Windows, Linux, and macOS systems.

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Threat Graph

5 entities, 3 inferred relationships (STIX 2.1).

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Technique (1)

Malware

Affected Platform (3)

Linux
MacOS
Windows

Tool (1)

BYOB Framework

Relationships

Malware targets Linux
Malware targets MacOS
Malware targets Windows

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