General

  • Target
    file.exe
  • Size 2.1MB
  • Sample260623-skd1bsdz2w
  • SHA256 5d2991a85516c16d2453c18eaf00258c975a420daf646d9b4926f5ea539312f6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      file.exe
    • Size 2.1MB
    • SHA256 5d2991a85516c16d2453c18eaf00258c975a420daf646d9b4926f5ea539312f6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v16

Tasks