Analysis

  • max time kernel
    93s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2024, 09:46

General

  • Target

    2024-10-12_d2cd9537ccaee461826965bae5aed046_cryptolocker.exe

  • Size

    58KB

  • MD5

    d2cd9537ccaee461826965bae5aed046

  • SHA1

    4e13fab076a7fafe66eadfb4c9782eed2dfc6334

  • SHA256

    fe3ca4a58f7099755c9c1a0a2addc1338a9a5785ce1af6f86f70d70f2a2ea5c9

  • SHA512

    b03a327da91e8039028168e97ad369030ba80f2328ad33808835f81de3c6f9c7c21c11f00b843ccc4bfd590ad02f0754230d05a2c27c1c1c675b15f397abd28c

  • SSDEEP

    1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2l9B:TCjsIOtEvwDpj5HE/OUHnSMYD

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\2024-10-12_d2cd9537ccaee461826965bae5aed046_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-12_d2cd9537ccaee461826965bae5aed046_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3336
    • 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:3084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    58KB

    MD5

    d321f35f94bcf6590e6a65b86259c877

    SHA1

    806ea4f65d5405444a6619ecc573c9fa716af1f9

    SHA256

    7d1a749d5fff11c531ac4c4c266b88ddb2f7a56822d622cde0ac7267af30c35d

    SHA512

    fe165b7cd02b1c9abc1b38c94617f77201d7a6839cbdd8ffa57b1fafbb4b00763cf17d4530a69704a7a4f1ec3e5b0d0ef6ef74c4147be02965a2dd074418655b

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/3084-19-0x00000000005B0000-0x00000000005B6000-memory.dmp

    Filesize

    24KB

  • memory/3084-20-0x00000000005D0000-0x00000000005D6000-memory.dmp

    Filesize

    24KB

  • memory/3084-46-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB

  • memory/3336-0-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB

  • memory/3336-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/3336-2-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/3336-3-0x0000000002230000-0x0000000002236000-memory.dmp

    Filesize

    24KB

  • memory/3336-17-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB