General

  • Target

    arm.elf

  • Size

    70KB

  • Sample

    250308-m723sawlt3

  • MD5

    eca11f7fc0d09d8cd1feb833c756634d

  • SHA1

    1f1438adccb3a41c1581d3ce4b5f2b3190c63aba

  • SHA256

    e9d51bfc92bf3446c86edbddac88b7b6531a69fcbdaefab6dda7dc8e77f107c6

  • SHA512

    20cc5e1bbee7135227bd1c42fb6aea4bfd269f55e5493d0ef22fd60513c86b7b197a4696abfc678fa4296ef597d3893a55f9a0138edc6f4aaa145dd3b136edc0

  • SSDEEP

    1536:sWPKw0DX+CaF8wl82EFyFLJwq0E4lFDTFUI070R3tvH:sWzGX+n+2SiinPBUxIvH

Malware Config

Extracted

Family

mirai

Botnet

WICKED

Targets

    • Target

      arm.elf

    • Size

      70KB

    • MD5

      eca11f7fc0d09d8cd1feb833c756634d

    • SHA1

      1f1438adccb3a41c1581d3ce4b5f2b3190c63aba

    • SHA256

      e9d51bfc92bf3446c86edbddac88b7b6531a69fcbdaefab6dda7dc8e77f107c6

    • SHA512

      20cc5e1bbee7135227bd1c42fb6aea4bfd269f55e5493d0ef22fd60513c86b7b197a4696abfc678fa4296ef597d3893a55f9a0138edc6f4aaa145dd3b136edc0

    • SSDEEP

      1536:sWPKw0DX+CaF8wl82EFyFLJwq0E4lFDTFUI070R3tvH:sWzGX+n+2SiinPBUxIvH

    • Contacts a large (85246) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • Modifies Watchdog functionality

      Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Reads process memory

      Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

MITRE ATT&CK Enterprise v15

Tasks