Analysis

  • max time kernel
    118s
  • max time network
    151s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240418-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    09/03/2025, 11:12

General

  • Target

    u.elf

  • Size

    32KB

  • MD5

    4ff586faf489f7a2fc1c62eb772793be

  • SHA1

    156e6cf90b517b1752babef075f2186f6cfa964b

  • SHA256

    253fbabcb4220473e8e6bee85edc1bae835e7a186a4ef223de32b5d41d5736ce

  • SHA512

    6974882489bdca6393c7fe2616b5826f06bd8599992c9cc5ab45fcce1a1d2f9bf6c72ccb1d1cd291d3b742e4444583bfb83ad5b6594eab24c3358f56f22e9f8e

  • SSDEEP

    768:UQE0R41Re844tDE07xrT9ftDeJVTsRnUay8htgjAAJgGlzDpUYsB:UQ6142i07xe9V9lVqYq

Malware Config

Extracted

Family

mirai

Botnet

APEP

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (213231) 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.

  • Changes its process name 1 IoCs
  • Reads runtime system information 1 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 4 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/u.elf
    /tmp/u.elf
    1⤵
    • Changes its process name
    • Reads runtime system information
    • Writes file to tmp directory
    PID:743

Network

MITRE ATT&CK Enterprise v15

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