General

  • Target
    Ana.exe
  • Size 2.1MB
  • Sample260809-sf5mgsttax
  • SHA256 117d7af0deb40b3fe532bb6cbe374884fa55ed7cfe053fe698720cdccb5a59cb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Ana.exe
    • Size 2.1MB
    • SHA256 117d7af0deb40b3fe532bb6cbe374884fa55ed7cfe053fe698720cdccb5a59cb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Adds policy Run key to start application

    • Drops file in Drivers directory

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks