Analysis

  • max time kernel
    0s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 06:24

General

  • Target

    2024-06-10_0bfc385a9d8c805bafb589ac44a9e816_cryptolocker.exe

  • Size

    65KB

  • MD5

    0bfc385a9d8c805bafb589ac44a9e816

  • SHA1

    607eac61e18d09918b7f53e00c0be18aaaa28feb

  • SHA256

    62fc1fb6268f639a8837e91335df61692fc1d5ae0a1d360b05d67695c242bf2d

  • SHA512

    18475f0ac59e9ef71b4a6ae1196b1215f800b5606d63bbcc6651b9934d4340e74c4e4a64bb21642c374918f8b32db8b4a988629d8a0d0f7e6c2ffdf67282559f

  • SSDEEP

    1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsiena:BbdDmjr+OtEvwDpjM8Ta

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • Detection of Cryptolocker Samples 2 IoCs
  • UPX dump on OEP (original entry point) 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-10_0bfc385a9d8c805bafb589ac44a9e816_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-10_0bfc385a9d8c805bafb589ac44a9e816_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    PID:3304
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
        PID:2136

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\asih.exe

            Filesize

            65KB

            MD5

            af768c4a8b2edc15342eff891154f4f6

            SHA1

            dc788f640da8d2442e894ec00d6732697e903c70

            SHA256

            cd5db6fd421b2dbfb106ee7af91dfea1be8c70c0eda54fe2bc49551154cd8dfb

            SHA512

            3849c63c00c3e0e487d6e9c807ccaaace442db49cd61c69650cea832c43000aa909097d47f4a6280f179a68e555bd5b8970c5ef51a6f92f1daacd678be5dd766

          • memory/2136-21-0x0000000000510000-0x0000000000516000-memory.dmp

            Filesize

            24KB

          • memory/2136-17-0x0000000000500000-0x0000000000510000-memory.dmp

            Filesize

            64KB

          • memory/2136-27-0x0000000000500000-0x0000000000510000-memory.dmp

            Filesize

            64KB

          • memory/3304-1-0x00000000004E0000-0x00000000004E6000-memory.dmp

            Filesize

            24KB

          • memory/3304-9-0x00000000004E0000-0x00000000004E6000-memory.dmp

            Filesize

            24KB

          • memory/3304-19-0x0000000000500000-0x0000000000510000-memory.dmp

            Filesize

            64KB

          • memory/3304-2-0x00000000006E0000-0x00000000006E6000-memory.dmp

            Filesize

            24KB

          • memory/3304-0-0x0000000000500000-0x0000000000510000-memory.dmp

            Filesize

            64KB