Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2024, 03:13

General

  • Target

    2024-10-10_d6cded56da04b68615fd570b5ea52afd_cryptolocker.exe

  • Size

    73KB

  • MD5

    d6cded56da04b68615fd570b5ea52afd

  • SHA1

    679cf3e970f4d376e4d88618dfb2c0c4cc9ebb11

  • SHA256

    258676dde6a706bb15c8e91c964f9ed2640c134d7ebf70847f7b5548fc76ce9c

  • SHA512

    ab0f55f2cd004b04e746844315c21c7e4d529fd63e589f5504720d63fbc994f573d2ef380d5fc13bee559d451d6dbe63c5368bc8e7d94c9c873a2d2c886a6cbc

  • SSDEEP

    768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/Rl:vj+jsMQMOtEvwDpj5HZYTjipvF24fF

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-10_d6cded56da04b68615fd570b5ea52afd_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-10_d6cded56da04b68615fd570b5ea52afd_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:5044

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          73KB

          MD5

          b107de2b32292d2937ec47b1282c2517

          SHA1

          da84eb9fdec45126934c95587753aa3a7e8c3ad7

          SHA256

          bde33d37901ac2e62a74e6db69bc9199890b58e66b52938875f02edac5e59e02

          SHA512

          18844648a070a4a835e2dadf1442900a5497af74d87fa2157f734258a8e09b9ec1d87345208a5a70da5ccbfecc2b84ea6866c09d7f14b22ca19e9f2660ad291a

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

          Filesize

          315B

          MD5

          a34ac19f4afae63adc5d2f7bc970c07f

          SHA1

          a82190fc530c265aa40a045c21770d967f4767b8

          SHA256

          d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

          SHA512

          42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

        • memory/1048-0-0x00000000007F0000-0x00000000007F6000-memory.dmp

          Filesize

          24KB

        • memory/1048-1-0x00000000007F0000-0x00000000007F6000-memory.dmp

          Filesize

          24KB

        • memory/1048-2-0x0000000000810000-0x0000000000816000-memory.dmp

          Filesize

          24KB

        • memory/5044-17-0x0000000000660000-0x0000000000666000-memory.dmp

          Filesize

          24KB

        • memory/5044-18-0x0000000002070000-0x0000000002076000-memory.dmp

          Filesize

          24KB