Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250610-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/10/2025, 21:50

General

  • Target
    EB71BD542C88DEE476937C64F685729E.exe
  • Size 3.4MB
  • Sample251008-1p5b3seq8w
  • SHA256 e7cf9ae73751f92a53dbbc41b4939510e23352bf3a942e86b269c72b80cdb63c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • DcRat 49 IoCs

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

  • Dcrat family
  • Modifies WinLogon for persistence 2 TTPs 16 IoCs
  • Process spawned unexpected child process 48 IoCs

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

  • UAC bypass 3 TTPs 3 IoCs
  • 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 17 IoCs
  • Adds Run key to start application 2 TTPs 32 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • SmartAssembly .NET packer 9 IoCs

    Detects SmartAssembly .NET packer.

  • Drops file in Program Files directory 7 IoCs
  • Drops file in Windows directory 3 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 48 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 3 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\EB71BD542C88DEE476937C64F685729E.exe
    "C:\Users\Admin\AppData\Local\Temp\EB71BD542C88DEE476937C64F685729E.exe"
    1⤵
    • DcRat
    • Modifies WinLogon for persistence
    • UAC bypass
    • Checks computer location settings
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • 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
    • System policy modification
    PID:3240
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\7TzXZIZif2.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1924
      • C:\Windows\system32\w32tm.exe
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        3⤵
          PID:2196
        • C:\Users\Admin\Templates\dllhost.exe
          "C:\Users\Admin\Templates\dllhost.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:5248
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 14 /tr "'C:\Users\Admin\SendTo\csrss.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4184
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Users\Admin\SendTo\csrss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4068
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 13 /tr "'C:\Users\Admin\SendTo\csrss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4108
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Users\Admin\SendTo\csrss.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4192
      • C:\Users\Admin\SendTo\csrss.exe
        C:\Users\Admin\SendTo\csrss.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1436
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\513f912a0bcac845f169\csrss.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4872
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\513f912a0bcac845f169\csrss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3484
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\513f912a0bcac845f169\csrss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:736
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\513f912a0bcac845f169\csrss.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:800
      • C:\513f912a0bcac845f169\csrss.exe
        C:\513f912a0bcac845f169\csrss.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1876
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smsss" /sc MINUTE /mo 14 /tr "'C:\513f912a0bcac845f169\smss.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3376
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\513f912a0bcac845f169\smss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:5064
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smsss" /sc MINUTE /mo 9 /tr "'C:\513f912a0bcac845f169\smss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4520
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\513f912a0bcac845f169\smss.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\513f912a0bcac845f169\smss.exe
        C:\513f912a0bcac845f169\smss.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4384
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1168
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3908
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1848
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4360
      • C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe
        "C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3056
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 11 /tr "'C:\Users\Admin\Templates\dllhost.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1452
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Users\Admin\Templates\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3896
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Users\Admin\Templates\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:112
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Users\Admin\Templates\dllhost.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4780
      • C:\Users\Admin\Templates\dllhost.exe
        C:\Users\Admin\Templates\dllhost.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2228
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorere" /sc MINUTE /mo 7 /tr "'C:\513f912a0bcac845f169\explorer.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:872
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\513f912a0bcac845f169\explorer.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4764
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorere" /sc MINUTE /mo 13 /tr "'C:\513f912a0bcac845f169\explorer.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4848
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\513f912a0bcac845f169\explorer.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4024
      • C:\513f912a0bcac845f169\explorer.exe
        C:\513f912a0bcac845f169\explorer.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1156
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 11 /tr "'C:\439b749fc5b925b896b5d131\dllhost.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4364
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\439b749fc5b925b896b5d131\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:952
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 12 /tr "'C:\439b749fc5b925b896b5d131\dllhost.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2668
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\439b749fc5b925b896b5d131\dllhost.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:336
      • C:\439b749fc5b925b896b5d131\dllhost.exe
        C:\439b749fc5b925b896b5d131\dllhost.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4016
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'C:\513f912a0bcac845f169\System.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2816
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\513f912a0bcac845f169\System.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1560
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 8 /tr "'C:\513f912a0bcac845f169\System.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1476
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\513f912a0bcac845f169\System.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4956
      • C:\513f912a0bcac845f169\System.exe
        C:\513f912a0bcac845f169\System.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4728
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\Idle.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4540
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\Idle.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2272
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\Idle.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2788
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\Idle.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2852
      • C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\Idle.exe
        "C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\Idle.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1184
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\513f912a0bcac845f169\RuntimeBroker.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1872
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\513f912a0bcac845f169\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:64
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\513f912a0bcac845f169\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1568
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\513f912a0bcac845f169\RuntimeBroker.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4588
      • C:\513f912a0bcac845f169\RuntimeBroker.exe
        C:\513f912a0bcac845f169\RuntimeBroker.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2640
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "EB71BD542C88DEE476937C64F685729EE" /sc MINUTE /mo 14 /tr "'C:\Windows\Speech_OneCore\Engines\Lexicon\es-ES\EB71BD542C88DEE476937C64F685729E.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4752
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "EB71BD542C88DEE476937C64F685729E" /sc ONLOGON /tr "'C:\Windows\Speech_OneCore\Engines\Lexicon\es-ES\EB71BD542C88DEE476937C64F685729E.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1480
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "EB71BD542C88DEE476937C64F685729EE" /sc MINUTE /mo 13 /tr "'C:\Windows\Speech_OneCore\Engines\Lexicon\es-ES\EB71BD542C88DEE476937C64F685729E.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1308
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Windows\Speech_OneCore\Engines\Lexicon\es-ES\EB71BD542C88DEE476937C64F685729E.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Windows\Speech_OneCore\Engines\Lexicon\es-ES\EB71BD542C88DEE476937C64F685729E.exe
        C:\Windows\Speech_OneCore\Engines\Lexicon\es-ES\EB71BD542C88DEE476937C64F685729E.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4164
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 6 /tr "'C:\Users\Admin\dwm.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4524
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Users\Admin\dwm.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4232
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 14 /tr "'C:\Users\Admin\dwm.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:636
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Users\Admin\dwm.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2416
      • C:\Users\Admin\dwm.exe
        C:\Users\Admin\dwm.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3128
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 11 /tr "'C:\Users\Public\AccountPictures\Registry.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4708
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Users\Public\AccountPictures\Registry.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:2588
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 10 /tr "'C:\Users\Public\AccountPictures\Registry.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3448
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Users\Public\AccountPictures\Registry.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3180
      • C:\Users\Public\AccountPictures\Registry.exe
        C:\Users\Public\AccountPictures\Registry.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3544
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 14 /tr "'C:\439b749fc5b925b896b5d131\sppsvc.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1540
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\439b749fc5b925b896b5d131\sppsvc.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4596
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 7 /tr "'C:\439b749fc5b925b896b5d131\sppsvc.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1168
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\439b749fc5b925b896b5d131\sppsvc.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3656
      • C:\439b749fc5b925b896b5d131\sppsvc.exe
        C:\439b749fc5b925b896b5d131\sppsvc.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1308
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smsss" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\smss.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:384
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\smss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1084
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smsss" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\smss.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:1792
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Recovery\WindowsRE\smss.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:5016
      • C:\Recovery\WindowsRE\smss.exe
        C:\Recovery\WindowsRE\smss.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:116
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "servicess" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Microsoft.NET\services.exe'" /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:3812
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft.NET\services.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:64
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "servicess" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Microsoft.NET\services.exe'" /rl HIGHEST /f
      1⤵
      • DcRat
      • Process spawned unexpected child process
      • Scheduled Task/Job: Scheduled Task
      PID:4708
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Program Files (x86)\Microsoft.NET\services.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3440
      • C:\Program Files (x86)\Microsoft.NET\services.exe
        "C:\Program Files (x86)\Microsoft.NET\services.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4184

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          EB71BD542C88DEE476937C64F685729E.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\EB71BD542C88DEE476937C64F685729E.exe.log
          • Size 1KB
          • SHA256 2b1ffeab025cc7c61c50e3e2e4c9253046d9174cf00181a8c1de733a4c0daa14
          • MD5 SHA1 SHA512

          csrss.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\csrss.exe.log
          • Size 1KB
          • SHA256 ee954c5d8156fd8890e582c716e5758ed9b33721258f10e758bdc31ccbcb1924
          • MD5 SHA1 SHA512

          7TzXZIZif2.bat

          • Path C:\Users\Admin\AppData\Local\Temp\7TzXZIZif2.bat
          • Size 201B
          • SHA256 dcbc3e1d010e5e2b8ee4d75c2ede39e0a0c1fa1ceea2e72adad481f5469cab59
          • MD5 SHA1 SHA512

          csrss.exe

          • Path C:\Users\Admin\SendTo\csrss.exe
          • Size 3.4MB
          • SHA256 e7cf9ae73751f92a53dbbc41b4939510e23352bf3a942e86b269c72b80cdb63c
          • MD5 SHA1 SHA512 SSDEEP

          memory/3240-22-0x000000001CE90000-0x000000001D3B8000-memory.dmp

          memory/3240-18-0x000000001C900000-0x000000001C908000-memory.dmp

          memory/3240-6-0x000000001C750000-0x000000001C7A0000-memory.dmp

          memory/3240-7-0x00000000024E0000-0x00000000024E8000-memory.dmp

          memory/3240-8-0x000000001B000000-0x000000001B010000-memory.dmp

          memory/3240-9-0x000000001B010000-0x000000001B026000-memory.dmp

          memory/3240-10-0x000000001B030000-0x000000001B038000-memory.dmp

          memory/3240-11-0x000000001C700000-0x000000001C712000-memory.dmp

          memory/3240-12-0x000000001C730000-0x000000001C73C000-memory.dmp

          memory/3240-13-0x000000001C710000-0x000000001C718000-memory.dmp

          memory/3240-14-0x000000001C720000-0x000000001C730000-memory.dmp

          memory/3240-15-0x000000001C740000-0x000000001C74A000-memory.dmp

          memory/3240-16-0x000000001C8A0000-0x000000001C8F6000-memory.dmp

          memory/3240-17-0x000000001C8F0000-0x000000001C8FC000-memory.dmp

          memory/3240-24-0x000000001C970000-0x000000001C97C000-memory.dmp

          memory/3240-19-0x000000001C910000-0x000000001C91C000-memory.dmp

          memory/3240-21-0x000000001C930000-0x000000001C942000-memory.dmp

          memory/3240-20-0x000000001C920000-0x000000001C928000-memory.dmp

          memory/3240-5-0x000000001AFE0000-0x000000001AFFC000-memory.dmp

          memory/3240-0-0x0000000000030000-0x000000000039A000-memory.dmp

          memory/3240-28-0x000000001CAB0000-0x000000001CAB8000-memory.dmp

          memory/3240-25-0x000000001C980000-0x000000001C988000-memory.dmp

          memory/3240-26-0x000000001C990000-0x000000001C99C000-memory.dmp

          memory/3240-27-0x000000001C9A0000-0x000000001C9AC000-memory.dmp

          memory/3240-29-0x000000001CAC0000-0x000000001CACC000-memory.dmp

          memory/3240-23-0x000000001C960000-0x000000001C96C000-memory.dmp

          memory/3240-31-0x000000001CBE0000-0x000000001CBEE000-memory.dmp

          memory/3240-32-0x000000001CBF0000-0x000000001CBF8000-memory.dmp

          memory/3240-30-0x000000001CAD0000-0x000000001CADA000-memory.dmp

          memory/3240-33-0x000000001CC00000-0x000000001CC0E000-memory.dmp

          memory/3240-35-0x000000001CC20000-0x000000001CC2C000-memory.dmp

          memory/3240-34-0x000000001CC10000-0x000000001CC18000-memory.dmp

          memory/3240-37-0x000000001CC40000-0x000000001CC4A000-memory.dmp

          memory/3240-36-0x000000001CC30000-0x000000001CC38000-memory.dmp

          memory/3240-38-0x000000001CC50000-0x000000001CC5C000-memory.dmp

          memory/3240-4-0x00000000024D0000-0x00000000024D8000-memory.dmp

          memory/3240-125-0x00007FFF55DA0000-0x00007FFF56069000-memory.dmp

          memory/3240-3-0x0000000002420000-0x000000000242E000-memory.dmp

          memory/3240-2-0x0000000002410000-0x000000000241E000-memory.dmp

          memory/3240-1-0x00007FFF55DA0000-0x00007FFF56069000-memory.dmp