Analysis

  • max time kernel
    124s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 20:18

General

  • Target

    SupremeVipp.exe

  • Size

    1.1MB

  • MD5

    80f8617bfd30728890f53eb862d61199

  • SHA1

    27ea5c74d941906a55a76e54c84af2694e293961

  • SHA256

    6fdf3c1c4d3c20cdd19d665cb4aec0881aad3b76376dad0c46b80548c56c2144

  • SHA512

    0cdd9dea34b6bc9449d3614faf89e12c9a4b5fcbcde1bcac8805788b98e4bbc772b4a23e0a662e3b05c4bb80bb57b534d7a8e475de9142a5bc56c4faa45a8ff7

  • SSDEEP

    24576:U2G/nvxW3Ww0tUlth5yjwIHYWiCBpX7mYOyTexZ6km:UbA30uhqvW76L

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 18 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 3 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 18 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 61 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 14 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\SupremeVipp.exe
    "C:\Users\Admin\AppData\Local\Temp\SupremeVipp.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\webref\OqUXNjxPZ.vbe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4788
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\webref\NpygLphbOzSzEgDM.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1228
        • C:\webref\mscontainerprovider.exe
          "C:\webref\mscontainerprovider.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • 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:1552
          • C:\Windows\System32\cmd.exe
            "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\IFt7r6CDbR.bat"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3832
            • C:\Windows\system32\w32tm.exe
              w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
              6⤵
                PID:312
              • C:\Users\Admin\Desktop\csrss.exe
                "C:\Users\Admin\Desktop\csrss.exe"
                6⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                PID:3888
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'C:\Users\Default\Cookies\System.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3480
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Users\Default\Cookies\System.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1932
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 11 /tr "'C:\Users\Default\Cookies\System.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4492
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 8 /tr "'C:\Program Files\Windows Media Player\es-ES\OfficeClickToRun.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1856
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Program Files\Windows Media Player\es-ES\OfficeClickToRun.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:452
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 8 /tr "'C:\Program Files\Windows Media Player\es-ES\OfficeClickToRun.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3696
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\RuntimeBroker.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4856
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Multimedia Platform\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2168
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:792
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 7 /tr "'C:\Windows\Microsoft.NET\Idle.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3484
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Windows\Microsoft.NET\Idle.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:788
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 14 /tr "'C:\Windows\Microsoft.NET\Idle.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3208
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\Users\Admin\Desktop\csrss.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:940
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Users\Admin\Desktop\csrss.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3212
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 13 /tr "'C:\Users\Admin\Desktop\csrss.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2372
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorere" /sc MINUTE /mo 13 /tr "'C:\Windows\Registration\CRMLog\explorer.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4832
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Windows\Registration\CRMLog\explorer.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1040
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorere" /sc MINUTE /mo 7 /tr "'C:\Windows\Registration\CRMLog\explorer.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3240
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2108
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1932

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IFt7r6CDbR.bat

        Filesize

        197B

        MD5

        8a4e3cf68c77fd83b5fe714623356a64

        SHA1

        9e40c7fb5d92944a91f706cbe64fd064713e684b

        SHA256

        d91f2625c6c18b1920c2ec50c0cbb674b35c44a94b7ddd3547a83c8326495a0d

        SHA512

        b26478c6babe5d7a3f224f11f1c26214ffb2a74e2b9c6165a840d61bedcfbe3a2049d7b1de730ab32672b4dc80e66685eacdb6c5dad9f5cc60c69d58eab605a9

      • C:\webref\NpygLphbOzSzEgDM.bat

        Filesize

        35B

        MD5

        90a0fec6d87eb2005d41a840e8f5f1b0

        SHA1

        7d22b6564b89f638245fa6b41e8cc407ae258e5b

        SHA256

        ad6b10e07d6f56f6dc029d10873a1a0d9d63269369e7468c93a614e3b7654243

        SHA512

        63702e16c1a54db6513a3673e80fb4871e44256c49f68007c34c0cca22c943ff26021864d7a069099e670b0c4d00cc79f2a4c4ec9ed18af0e7fa82246bc3de30

      • C:\webref\OqUXNjxPZ.vbe

        Filesize

        199B

        MD5

        50067ac8ce2bf6bde4b134f3bf61a21f

        SHA1

        4e5924ef9acbb3df930c2aa8019accea60c4111c

        SHA256

        2372b95ec7d97192dfbca234a173cd6afe43fdaa76df1a68865ef8c727966d1c

        SHA512

        f6ada13082ec40e3d73b6fdbf289d09b74b724b351bf6ceffb497a29ae42bd004c4af31a9ec8fd60e0ea7db80d4203e33f6df358948bc95daa88e1f08ddbff3e

      • C:\webref\mscontainerprovider.exe

        Filesize

        827KB

        MD5

        6a9af3cebaace6f3653c1008ed8667fb

        SHA1

        a244480cb45e8ed684b38b20913eb84fa0b7f791

        SHA256

        451b3216c13d31d8f42e544d6d3975e23da85aba1c7013df513e617e1434e237

        SHA512

        22eaf5bcfc0bb0bd7f5b551a2049073da5f2f636312851ad30efda24713ce9b11a9ee10dcb75d1e2a77c8c29735060ce31c5d461c61cbbd6ab697e54489f0834

      • memory/1552-12-0x00007FFF66033000-0x00007FFF66035000-memory.dmp

        Filesize

        8KB

      • memory/1552-13-0x0000000000D30000-0x0000000000E06000-memory.dmp

        Filesize

        856KB

      • memory/2108-37-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-36-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-35-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-47-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-46-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-45-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-44-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-43-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-42-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB

      • memory/2108-41-0x0000022BD47E0000-0x0000022BD47E1000-memory.dmp

        Filesize

        4KB