Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    06/12/2024, 05:13

General

  • Target

    main_mpsl.elf

  • Size

    66KB

  • MD5

    56463306bc217c81a1446607d42d5be4

  • SHA1

    2401ed5d94ca806eea81b77176e06b65f66e6c85

  • SHA256

    36ebc80a54b2207b7aab6816afd82bc64c73e001a52c0f1009311bdaf1173d6d

  • SHA512

    50827274f3a6f49bdc4da7058c95e8db3d160d945c766f6ade78bf1c463bdd982f641c78d423c22d51af99d83a946d08e1431d4d51ff9e15479b8ab188cb8b9d

  • SSDEEP

    1536:4YMFVUqsunVIJMLzGvs3O1bukj6WcZVC0gr:4Qqs8VIJMLyvyWcG

Malware Config

Signatures

  • Contacts a large (55275) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Changes its process name 1 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 44 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/main_mpsl.elf
    /tmp/main_mpsl.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:697

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads