Analysis

  • max time kernel
    24s
  • max time network
    160s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    28-12-2024 02:35

General

  • Target

    8a654b22b79b11d5c261d555cf5b427bde98961ea7a76e18b92caa95088815a3.elf

  • Size

    34KB

  • MD5

    95a6587edbe4e5d4bc2145896a70cc31

  • SHA1

    6a2a68a5e8a7dd3dd80f1a74be3f86e5b5de8acc

  • SHA256

    8a654b22b79b11d5c261d555cf5b427bde98961ea7a76e18b92caa95088815a3

  • SHA512

    be71b33440e552f73ebe791486879ea49e912b5678e2f9034bb77f7d9c63838e5bb2c777444fddaa4016b06dac06cdc9de838c2ccba7b958ff8b9ed0c1f82932

  • SSDEEP

    768:Q1h4GigL/h/0lmOyt/uPyiLMV3b9xNH/pET0Qt1ys3U6o:GZ8mOKVr9rHKP5o

Malware Config

Extracted

Family

mirai

Botnet

UNSTABLE

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (196938) 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 23 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/8a654b22b79b11d5c261d555cf5b427bde98961ea7a76e18b92caa95088815a3.elf
    /tmp/8a654b22b79b11d5c261d555cf5b427bde98961ea7a76e18b92caa95088815a3.elf
    1⤵
    • Modifies Watchdog functionality
    • Writes file to system bin folder
    • Changes its process name
    • Reads runtime system information
    PID:646

Network

MITRE ATT&CK Enterprise v15

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