General

  • Target

    mpsl.elf

  • Size

    106KB

  • Sample

    250106-3fefeavmar

  • MD5

    aa498d8b14dff7783d7f01d4d4c9f8e4

  • SHA1

    94f84785a89ce84f4977178eaf5524c05831832e

  • SHA256

    22633b8d957952975d5680571716b1c2e5b392516a7218a51f3221af2c71d33a

  • SHA512

    0f9b0c5e61c2488f377aaa36ee9e0a89592367770609172bd9f50c311db6faa2d11005b0317795a79bb47e2fa4d37f64147ba62fd8c1fca74c70738db5526f68

  • SSDEEP

    1536:ygXHwnODnP1QGpapwiYiQ/GO4DqUXZSJvD3ZCu3qS9mTcH:y6HwnODnP112nJSVD3zUc

Malware Config

Extracted

Family

mirai

Botnet

MIRAI

Targets

    • Target

      mpsl.elf

    • Size

      106KB

    • MD5

      aa498d8b14dff7783d7f01d4d4c9f8e4

    • SHA1

      94f84785a89ce84f4977178eaf5524c05831832e

    • SHA256

      22633b8d957952975d5680571716b1c2e5b392516a7218a51f3221af2c71d33a

    • SHA512

      0f9b0c5e61c2488f377aaa36ee9e0a89592367770609172bd9f50c311db6faa2d11005b0317795a79bb47e2fa4d37f64147ba62fd8c1fca74c70738db5526f68

    • SSDEEP

      1536:ygXHwnODnP1QGpapwiYiQ/GO4DqUXZSJvD3ZCu3qS9mTcH:y6HwnODnP112nJSVD3zUc

    • Deletes Audit logs

      Deletes logs related to the Linux Audit framework.

    • Deletes itself

    • Deletes system logs

      Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

    • Modifies Watchdog functionality

      Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

    • Deletes log files

      Deletes log files on the system.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies systemd

      Adds/ modifies systemd service files. Likely to achieve persistence.

MITRE ATT&CK Enterprise v15

Tasks