Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240226-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    19/04/2024, 08:23

General

  • Target

    f9e6866838b742d7cee02fb3b4717436_JaffaCakes118

  • Size

    38KB

  • MD5

    f9e6866838b742d7cee02fb3b4717436

  • SHA1

    4fbde8207e2ca9499fbc4f0d8cf54b70315e0012

  • SHA256

    381ed94988acc932d33ab5cef93f85b31df2bc352c9538415811de040945225d

  • SHA512

    ccb59a2b92adb2ef610fdd7ca2c950bcf7c2bf43e42f05fd98090ca9d2abc6de9894ceaf385de70674321916dae0da317e960507ea0268b208783d1d9e1de59c

  • SSDEEP

    768:tkRdVMqfF6yk6e83nlcZXAiKFLZBphBf5+sqy2uaN9JgGlzDpxYs2:C76qfF6oe8OwjLzphBf5+sgXVrYh

Malware Config

Extracted

Family

mirai

Botnet

KYTON

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Contacts a large (110808) 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
  • 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.

  • Writes file to system bin folder 1 TTPs 1 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 2 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/f9e6866838b742d7cee02fb3b4717436_JaffaCakes118
    /tmp/f9e6866838b742d7cee02fb3b4717436_JaffaCakes118
    1⤵
    • Changes its process name
    • Reads runtime system information
    PID:696

Network

        MITRE ATT&CK Enterprise v15

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