Analysis

  • max time kernel
    149s
  • max time network
    162s
  • 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
    26-12-2024 04:07

General

  • Target

    xd.arm7.elf

  • Size

    52KB

  • MD5

    083ddecd49eed980ef89af94453bfb89

  • SHA1

    06d749420aaa525443d9a43677d72724283c3a44

  • SHA256

    8f53c8bfbbd14897015e3f613bda1e2c52d1e7607480f5c075ac36d7c3d72a16

  • SHA512

    d8a881e0daf82e21b141e3ffa72538e24aad4bd34f7f4c5c4efa11e6fcab46b1e0d324d7495f0dd652e68e9262404d270e2c8894f4aa85de22e6d2e666c5650a

  • SSDEEP

    768:BMte5B4PACtw/YcmRIe18D9q63TxZQbSORe7Su2QJnKE79TLr94fgP69q3UELbOn:BM84ISRX63dZQbS5rzZ94f6LIVmWjl

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (19783) 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

  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 61 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/xd.arm7.elf
    /tmp/xd.arm7.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Reads system network configuration
    • Reads runtime system information
    PID:668

Network

MITRE ATT&CK Enterprise v15

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