Analysis

  • max time kernel
    141s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-06-2024 01:18

General

  • Target

    Product/win11 fix.exe

  • Size

    3.1MB

  • MD5

    c0b8990489f0017095fd62114af537f0

  • SHA1

    ec97cbd3f02a8bcd6cc21db6bc61fad2bc953c41

  • SHA256

    14a9889c311e805ac918e01fa56ea143ca6edf3490fc2a08b6abdb5bdd9974df

  • SHA512

    89b8ada2be84946a31064dbe842ec3b92d6aadf540f146882473bc1ca5bfadaa594807503641d007f8871e7462fc26824bf26093ae0bc2d3df235ebce51459b8

  • SSDEEP

    98304:/1cK9hmNe56irFyaiYnVrOkdAxPNqqECc:tNhmK6MygVdAxgqE9

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Product\win11 fix.exe
    "C:\Users\Admin\AppData\Local\Temp\Product\win11 fix.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:3304
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3744 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4224

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3304-0-0x00007FF6BB8F0000-0x00007FF6BC18B000-memory.dmp

      Filesize

      8.6MB

    • memory/3304-1-0x00007FF6BB8F0000-0x00007FF6BC18B000-memory.dmp

      Filesize

      8.6MB