General

  • Target
    parm7.elf
  • Size 200KB
  • Sample260819-jp24aafq2t
  • SHA256 91daea9fc2e7f1f90252f7d9921bdf2783b91a0bfa96b23c994b318eb52844d2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • mirai

Botnet
  • MIRAI

C2
  • 8.8.8.8

  • 1.1.1.1

  • 9.9.9.9

Targets

    • Target
      parm7.elf
    • Size 200KB
    • SHA256 91daea9fc2e7f1f90252f7d9921bdf2783b91a0bfa96b23c994b318eb52844d2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Contacts a large (189432) 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.

    • Deletes itself

    • Modifies Watchdog functionality

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

    • Checks hardware identifiers (DMI)

      Checks DMI information which indicate if the system is a virtual machine.

    • 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 v16

Tasks