Analysis

  • max time kernel
    96s
  • max time network
    127s
  • 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 02:30

General

  • Target

    2024-10-12_27c058d427daa34e8131f280bf104949_cryptolocker.exe

  • Size

    73KB

  • MD5

    27c058d427daa34e8131f280bf104949

  • SHA1

    c8a636ba2baf3cdd5ed0ca07381b163785efbf25

  • SHA256

    333d91593610c6baa2d82100e43ede170f9e2f3aac017944d2cd32a65aeb6524

  • SHA512

    76d5c02d682b982bb07633652a7ff8e10b6bda8c826c3c0fd42ff2b44fdfac538da20d8a97d221160a88d2a8be35c0fa1c8ead68923f75a7770d4b370e1ba0fc

  • SSDEEP

    768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/Rf:vj+jsMQMOtEvwDpj5HZYTjipvF24nn

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_27c058d427daa34e8131f280bf104949_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-12_27c058d427daa34e8131f280bf104949_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1504
    • 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:3308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    73KB

    MD5

    ec59ae5b91ec7a15e9367bd1db158839

    SHA1

    cac29bac86c3a0992ea02e0e7239475eec1ce500

    SHA256

    e99f2b52fcf4a0e9d607142667a4c216a3f868ec0188aff31a2904737835dc91

    SHA512

    a37884ec22433609217f0aaeed6766195e74497e5823fe8c810710bae1886499397f1de55fc5e0e22fdbe7653b386cb4b886f62f40d4a83792a5370438c99cf0

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1504-0-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/1504-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/1504-2-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/3308-17-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/3308-18-0x0000000002070000-0x0000000002076000-memory.dmp

    Filesize

    24KB