General

  • Target

    na.elf

  • Size

    74KB

  • Sample

    241010-hnm3aswbrq

  • MD5

    6e64b8522b853b17feed74a1170fbb8b

  • SHA1

    282451d78ecbace0efa5169e58132d11237b7e2f

  • SHA256

    91a22187062f3ef5b8b5ff190af212bf7105f88ddc26dd5c3952118562bda787

  • SHA512

    2ab996a776361f22a24474bbd5f9f71281ad01f054c2bd6e03c907e11334774d0b8d1f3aecc130f6506d6f5c9a0f8c27389cd55854e1689cab36a853a772496b

  • SSDEEP

    1536:Y0BRbaEOycqIGBWy+GtQ4DuXUWHCROZKwdS:7BBanycqIGkyHKCRO

Malware Config

Targets

    • Target

      na.elf

    • Size

      74KB

    • MD5

      6e64b8522b853b17feed74a1170fbb8b

    • SHA1

      282451d78ecbace0efa5169e58132d11237b7e2f

    • SHA256

      91a22187062f3ef5b8b5ff190af212bf7105f88ddc26dd5c3952118562bda787

    • SHA512

      2ab996a776361f22a24474bbd5f9f71281ad01f054c2bd6e03c907e11334774d0b8d1f3aecc130f6506d6f5c9a0f8c27389cd55854e1689cab36a853a772496b

    • SSDEEP

      1536:Y0BRbaEOycqIGBWy+GtQ4DuXUWHCROZKwdS:7BBanycqIGkyHKCRO

    • Creates a large amount of network flows

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

    • Deletes system logs

      Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

    • 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.

    • Deletes log files

      Deletes log files 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