General

  • Target

    834b00373b7c589d9032bc8b06c66adab67ada1e1ae700356f05d252d94c04eb.elf

  • Size

    70KB

  • Sample

    250202-e7jx7swjc1

  • MD5

    3e97bfe89f2f60387a15d19dcecc3fbc

  • SHA1

    f56daf90f7b2d569517774969403502db2e734a6

  • SHA256

    834b00373b7c589d9032bc8b06c66adab67ada1e1ae700356f05d252d94c04eb

  • SHA512

    8bc946440cec317fdf3735fdffe4b326b20438c4df70f7e42be4a709f0f8f1ba3cbecbe52bd0358cc76499fdff2f658a62990151d3b55daa99a6f74457b77dbd

  • SSDEEP

    1536:xvfwnX7GltwnKn4Qp9JF7h9ibxU5jZ6i0nyAcP:tInX78twufCu5ci+yTP

Malware Config

Extracted

Family

mirai

Botnet

BOTNET

Targets

    • Target

      834b00373b7c589d9032bc8b06c66adab67ada1e1ae700356f05d252d94c04eb.elf

    • Size

      70KB

    • MD5

      3e97bfe89f2f60387a15d19dcecc3fbc

    • SHA1

      f56daf90f7b2d569517774969403502db2e734a6

    • SHA256

      834b00373b7c589d9032bc8b06c66adab67ada1e1ae700356f05d252d94c04eb

    • SHA512

      8bc946440cec317fdf3735fdffe4b326b20438c4df70f7e42be4a709f0f8f1ba3cbecbe52bd0358cc76499fdff2f658a62990151d3b55daa99a6f74457b77dbd

    • SSDEEP

      1536:xvfwnX7GltwnKn4Qp9JF7h9ibxU5jZ6i0nyAcP:tInX78twufCu5ci+yTP

    • Contacts a large (89952) 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.

    • Renames itself

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • 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