Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-02-2025 09:25

General

  • Target

    23d0dbe545edf5e3f6d5f89306091acb.exe

  • Size

    827KB

  • MD5

    23d0dbe545edf5e3f6d5f89306091acb

  • SHA1

    d2aa733c6e5bcfd64030c810014c09e52eb64474

  • SHA256

    a2bf0fc5a323073723c337d9a90e5141bd2ff9ad0b3f70459ee695962f87f8e6

  • SHA512

    65e3f360ccf29130b709ca6ba06f7809578bd860e7bc12da1631467899db017feeaf92fa804c797ccbcaa96c97ed7911a1e7021a8c5df84779e66caa8bf8f69a

  • SSDEEP

    12288:THO6O1v7cpNWrqV908Etd+U4UCrw3EO9VENXJMV5SEZd0ju:b0v7cpXVe8EtwUtD3ET6SEZR

Score
10/10

Malware Config

Signatures

  • DcRat

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • Dcrat family
  • Process spawned unexpected child process 51 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • DCRat payload 2 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 51 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\23d0dbe545edf5e3f6d5f89306091acb.exe
    "C:\Users\Admin\AppData\Local\Temp\23d0dbe545edf5e3f6d5f89306091acb.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\xtqoZ6rkDD.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4800
      • C:\Windows\system32\w32tm.exe
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        3⤵
          PID:2848
        • C:\Users\Admin\OneDrive\wininit.exe
          "C:\Users\Admin\OneDrive\wininit.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1296
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Windows Portable Devices\OfficeClickToRun.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1444
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Portable Devices\OfficeClickToRun.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3660
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Portable Devices\OfficeClickToRun.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4456
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "MusNotificationM" /sc MINUTE /mo 8 /tr "'C:\Users\Default\PrintHood\MusNotification.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1952
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "MusNotification" /sc ONLOGON /tr "'C:\Users\Default\PrintHood\MusNotification.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3816
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "MusNotificationM" /sc MINUTE /mo 12 /tr "'C:\Users\Default\PrintHood\MusNotification.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3100
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\sihost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2312
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\sihost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4532
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\sihost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2256
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3420
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1072
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3732
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\Windows\Fonts\RuntimeBroker.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:404
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\Fonts\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1636
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 11 /tr "'C:\Windows\Fonts\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2504
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2956
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2752
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2528
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\WindowsPowerShell\Configuration\RuntimeBroker.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1876
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\WindowsPowerShell\Configuration\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4084
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\WindowsPowerShell\Configuration\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1800
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 12 /tr "'C:\Windows\INF\MSDTC Bridge 4.0.0.0\0407\TextInputHost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1640
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHost" /sc ONLOGON /tr "'C:\Windows\INF\MSDTC Bridge 4.0.0.0\0407\TextInputHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3476
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 12 /tr "'C:\Windows\INF\MSDTC Bridge 4.0.0.0\0407\TextInputHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:512
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "23d0dbe545edf5e3f6d5f89306091acb2" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\23d0dbe545edf5e3f6d5f89306091acb.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3720
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "23d0dbe545edf5e3f6d5f89306091acb" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\23d0dbe545edf5e3f6d5f89306091acb.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4808
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "23d0dbe545edf5e3f6d5f89306091acb2" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\23d0dbe545edf5e3f6d5f89306091acb.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4580
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Adobe\SppExtComObj.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2320
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\Program Files (x86)\Adobe\SppExtComObj.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3028
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Adobe\SppExtComObj.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4868
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\Internet Explorer\es-ES\System.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1252
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files (x86)\Internet Explorer\es-ES\System.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2516
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Internet Explorer\es-ES\System.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:828
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 8 /tr "'C:\Program Files\Common Files\DESIGNER\Registry.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4360
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Program Files\Common Files\DESIGNER\Registry.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1708
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 8 /tr "'C:\Program Files\Common Files\DESIGNER\Registry.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3804
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1384
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3156
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4784
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 13 /tr "'C:\Users\Admin\OneDrive\wininit.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:5064
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Users\Admin\OneDrive\wininit.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2992
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 8 /tr "'C:\Users\Admin\OneDrive\wininit.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3328
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 5 /tr "'C:\Program Files\Windows Mail\backgroundTaskHost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3144
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Program Files\Windows Mail\backgroundTaskHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4708
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 10 /tr "'C:\Program Files\Windows Mail\backgroundTaskHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4844
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\Users\Admin\RuntimeBroker.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4056
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Users\Admin\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4880
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 12 /tr "'C:\Users\Admin\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3800
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 5 /tr "'C:\Users\Default User\dllhost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4132
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Users\Default User\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4216
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Users\Default User\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3488

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\xtqoZ6rkDD.bat

      Filesize

      200B

      MD5

      1e238afa8a30f56d68a784b0c1c4aa22

      SHA1

      9a5d8dbc05f86c353c1d300f14938db13ce250c4

      SHA256

      c6e62a6dd35045c902658fb1d5d76f5d56cb22d33b5e85a7b46b0d6116009a3b

      SHA512

      a957b48d59019b504331e37a9e20aafbe037ff457e9978c038bf4d9d73c088c83dbca6fd9e9211372b944aae3e929d94b4a2c26394466ebaa02b10057981ae86

    • C:\Windows\Fonts\RuntimeBroker.exe

      Filesize

      827KB

      MD5

      23d0dbe545edf5e3f6d5f89306091acb

      SHA1

      d2aa733c6e5bcfd64030c810014c09e52eb64474

      SHA256

      a2bf0fc5a323073723c337d9a90e5141bd2ff9ad0b3f70459ee695962f87f8e6

      SHA512

      65e3f360ccf29130b709ca6ba06f7809578bd860e7bc12da1631467899db017feeaf92fa804c797ccbcaa96c97ed7911a1e7021a8c5df84779e66caa8bf8f69a

    • memory/2844-0-0x00007FFEC8B13000-0x00007FFEC8B15000-memory.dmp

      Filesize

      8KB

    • memory/2844-1-0x0000000000840000-0x0000000000916000-memory.dmp

      Filesize

      856KB

    • memory/2844-4-0x00007FFEC8B10000-0x00007FFEC95D1000-memory.dmp

      Filesize

      10.8MB

    • memory/2844-42-0x00007FFEC8B10000-0x00007FFEC95D1000-memory.dmp

      Filesize

      10.8MB