General

  • Target
    Chernobyl.exe
  • Size 1.2MB
  • Sample260801-xqmlwavzhy
  • SHA256 2342b3d3120400baea76a500a710fc239ea8d1c587459c4c20bc070e44281c27
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Chernobyl.exe
    • Size 1.2MB
    • SHA256 2342b3d3120400baea76a500a710fc239ea8d1c587459c4c20bc070e44281c27
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Modifies system executable filetype association

    • Writes to the Master Boot Record (MBR)

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

MITRE ATT&CK Enterprise v16

Tasks