General

  • Target

    system.ico

  • Size

    75KB

  • Sample

    241112-a6rjfazmax

  • MD5

    e80cf44bcfbabe5ed88bc48dcd85b22a

  • SHA1

    f0417a74f5a2af22787e27f1bdad17d3e5d70895

  • SHA256

    fa9b231ba5ff859c73aed5e3eb99fcc825430645124ebaacad456cc651ef1209

  • SHA512

    f618187326c610b7eaae7f76c27fbf44c76c18c81c8c14863c7c9a77d915f01fdaa9ba80f62c550783829a0656c97b8b8a29c5cf3d90db60b60f1fa1cb139eff

  • SSDEEP

    1536:dwKY+PfH+zfCShOOjMo+itmERX++x1V5Np:dOOP+zfRhOWRtbRJ1j

Malware Config

Targets

    • Target

      system.ico

    • Size

      75KB

    • MD5

      e80cf44bcfbabe5ed88bc48dcd85b22a

    • SHA1

      f0417a74f5a2af22787e27f1bdad17d3e5d70895

    • SHA256

      fa9b231ba5ff859c73aed5e3eb99fcc825430645124ebaacad456cc651ef1209

    • SHA512

      f618187326c610b7eaae7f76c27fbf44c76c18c81c8c14863c7c9a77d915f01fdaa9ba80f62c550783829a0656c97b8b8a29c5cf3d90db60b60f1fa1cb139eff

    • SSDEEP

      1536:dwKY+PfH+zfCShOOjMo+itmERX++x1V5Np:dOOP+zfRhOWRtbRJ1j

    • Boot or Logon Autostart Execution: Active Setup

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

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

    • 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.

    • 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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Installs/modifies Browser Helper Object

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks