Analysis

  • max time kernel
    123s
  • max time network
    151s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240729-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    15-12-2024 04:44

General

  • Target

    f25a46510fd8801fdd40ec256fe92edd_JaffaCakes118

  • Size

    46KB

  • MD5

    f25a46510fd8801fdd40ec256fe92edd

  • SHA1

    57324000eff82a018f80e56b266d2ea9d91cf000

  • SHA256

    1b3a12718d5749bc3558941619da426e0038047040e3844b0979ac6f2a6de7a1

  • SHA512

    e7590cb6b6996eb86f1b61089ee0c124f29d9778e657fc79fe8383caea4fdfdcb0c75c9387c1f7ffeff2cd1755742c9f8cc3abbca9bb113bb499c2e579d7f972

  • SSDEEP

    768:mVp4sLQagzfMeOIUlGH3th+gu10mFMI5qkBcNFx0OgAJgFJgGlzDpbuR1JK:24sAzfMTI4GH3iRtMI5paFx0Ox+VJu0

Malware Config

Extracted

Family

mirai

Botnet

KYTON

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (167858) 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

  • Writes file to system bin folder 1 IoCs
  • Changes its process name 1 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/f25a46510fd8801fdd40ec256fe92edd_JaffaCakes118
    /tmp/f25a46510fd8801fdd40ec256fe92edd_JaffaCakes118
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Writes file to system bin folder
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:713

Network

MITRE ATT&CK Enterprise v15

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