General

  • Target
    k.sh
  • Size 1KB
  • Sample260804-he4zfshn3v
  • SHA256 f2224c343aace663378b6fa3c23695ce32c1dbdf24794aa9af339732d05d554d
  • MD5 SHA1 SHA512 TLSH

Malware Config

Targets

    • Target
      k.sh
    • Size 1KB
    • SHA256 f2224c343aace663378b6fa3c23695ce32c1dbdf24794aa9af339732d05d554d
    • MD5 SHA1 SHA512 TLSH
    • File and Directory Permissions Modification

      Adversaries may modify file or directory permissions to evade defenses.

    • Executes dropped EXE

    • Creates/modifies Cron job

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

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • 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