General

  • Target
    3dd9ac7194cfdd4376196ffbb7b2c608ea11fc80ba1672dda6529109ecdf55e8.elf
  • Size 327KB
  • Sample260925-e6nvrsx14l
  • SHA256 3dd9ac7194cfdd4376196ffbb7b2c608ea11fc80ba1672dda6529109ecdf55e8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      3dd9ac7194cfdd4376196ffbb7b2c608ea11fc80ba1672dda6529109ecdf55e8.elf
    • Size 327KB
    • SHA256 3dd9ac7194cfdd4376196ffbb7b2c608ea11fc80ba1672dda6529109ecdf55e8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Deletes itself

    • Executes dropped EXE

    • 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

    • Modifies systemd

      Adds/ modifies systemd service files. Likely to achieve persistence.

    • Removes the immutable protection flag from a file

      Uses chattr to remove the immutable flag from a file, allowing previously write-protected files to be modified or deleted.

    • Write file to user bin folder

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks