General

  • Target
    a21732fbaccda7875df93741168dc51c9a5c290a3920560e7c8f4fe448890028
  • Size 4.9MB
  • Sample261027-e5fsrsav7w
  • SHA256 a21732fbaccda7875df93741168dc51c9a5c290a3920560e7c8f4fe448890028
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      a21732fbaccda7875df93741168dc51c9a5c290a3920560e7c8f4fe448890028
    • Size 4.9MB
    • SHA256 a21732fbaccda7875df93741168dc51c9a5c290a3920560e7c8f4fe448890028
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • 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

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

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

    • Enumerates connected drives

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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks