General

  • Target

    hold.arm5.elf

  • Size

    73KB

  • Sample

    250119-rln19a1kaw

  • MD5

    dbbfc41101d281284181405fb3bda5f4

  • SHA1

    02a937721a417d37ca224a2a442eb66f69b423a1

  • SHA256

    c37ed482dc4f51a198ebec5cbce5ccb03a7d591a108f5f6e3b3c96a388661314

  • SHA512

    f99d0c13a37577d977ddca337f869e8ab146b56e1fbb232ef33404434619b32f66b32dc70ce524f9eb6c4b0c8054171068b54b3ed201e698e028a30d0cdfd689

  • SSDEEP

    1536:xsvvmvVQbZ+vtxeGdZsmWVMN7x7WrFnqbO3nbf1xP+OUO:xsvvFzoZsmWVMWnq2j103O

Malware Config

Extracted

Family

mirai

Botnet

UNSTABLE

Targets

    • Target

      hold.arm5.elf

    • Size

      73KB

    • MD5

      dbbfc41101d281284181405fb3bda5f4

    • SHA1

      02a937721a417d37ca224a2a442eb66f69b423a1

    • SHA256

      c37ed482dc4f51a198ebec5cbce5ccb03a7d591a108f5f6e3b3c96a388661314

    • SHA512

      f99d0c13a37577d977ddca337f869e8ab146b56e1fbb232ef33404434619b32f66b32dc70ce524f9eb6c4b0c8054171068b54b3ed201e698e028a30d0cdfd689

    • SSDEEP

      1536:xsvvmvVQbZ+vtxeGdZsmWVMN7x7WrFnqbO3nbf1xP+OUO:xsvvFzoZsmWVMWnq2j103O

    • Deletes itself

    • Modifies Watchdog functionality

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

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Writes file to system bin folder

MITRE ATT&CK Enterprise v15

Tasks