General

  • Target
    x86_64.elf
  • Size 75KB
  • Sample260810-v9c6faej61
  • SHA256 689a56e6252bfcae50ec716f3b736ebc1a21bf6a47c152e0a59ab41e21151aaf
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      x86_64.elf
    • Size 75KB
    • SHA256 689a56e6252bfcae50ec716f3b736ebc1a21bf6a47c152e0a59ab41e21151aaf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Unexpected DNS network traffic destination

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

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Modifies rc script

      Adding/modifying system rc scripts is a common persistence mechanism.

    • Modifies systemd

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

    • 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