Analysis

  • max time kernel
    114s
  • max time network
    154s
  • platform
    debian-12_mipsel
  • resource
    debian12-mipsel-20240729-en
  • resource tags

    arch:mipselimage:debian12-mipsel-20240729-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
  • submitted
    05-01-2025 13:26

General

  • Target

    z0r0.mpsl.elf

  • Size

    33KB

  • MD5

    0af8e9a039db17a95d08308e2a7aa389

  • SHA1

    f9460ece1c3eacf30340d1cdcb59ad14c97857d2

  • SHA256

    20e0fb1af9aa7d0d162087ad61db439f690706019daa13c7998742bff28c4799

  • SHA512

    32647e73ba5ad1d30e1a89862fe0a65d70b2ea880a9bda46ff3e2df6c4d9168d2bb8e7f24cdd170337047532b79fbfc1cf9b3b5e1d0ba693e78a33e936529c87

  • SSDEEP

    768:A4hu8Ute74oKXH+xiTzAnuoTy0NEwWPc6XLjWMdx:AaUtRoKXexiTz9oTy0SwcJH

Malware Config

Extracted

Family

mirai

Botnet

UNSTABLE

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (123597) 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.

  • Writes file to system bin folder 2 IoCs
  • Changes its process name 1 IoCs
  • Reads runtime system information 17 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/z0r0.mpsl.elf
    /tmp/z0r0.mpsl.elf
    1⤵
    • Modifies Watchdog functionality
    • Writes file to system bin folder
    • Changes its process name
    • Reads runtime system information
    PID:740

Network

MITRE ATT&CK Enterprise v15

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