Analysis

  • max time kernel
    152s
  • max time network
    155s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20230831-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20230831-enkernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    12/10/2023, 17:25

General

  • Target

    MiraiVariant.x86

  • Size

    28KB

  • MD5

    f98f9388498dc45728358d1c26d5f790

  • SHA1

    e6aa17b383db788e37e2de9e9c93331f9378f915

  • SHA256

    bd99fe47b4e957a31d67debd57566bb7d09aacfed25356e202671b3ff5793100

  • SHA512

    cc38235494f289b0dcbdd21ad71423657570185b648b409823b52ac021d1ef5d7257a2385fbb53aa107df899417c761a38fe90d5921910d6a231257dbbcbb0f9

  • SSDEEP

    768:RCG/rJv+tqC3Y+B4Jm9Go3ZXelv3YmFAtM5inRTrF9:YGtv+tzMJm9GuUvhFzo39

Malware Config

Extracted

Family

mirai

Botnet

MIRAI

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Contacts a large (20159) 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 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/MiraiVariant.x86
    /tmp/MiraiVariant.x86
    1⤵
      PID:593

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads