Analysis

  • max time kernel
    41s
  • max time network
    43s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    06/07/2026, 12:31

Errors

Reason
Machine shutdown

General

  • Target
    Delta.exe
  • Size 257KB
  • Sample260706-pp2emsfs3y
  • SHA256 61abac79fc2c45f2e469d2c584225ce7076e564b5ad5a160e342a5048dfb2862
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • sheetrat

Version
  • 1.8

Campaign
  • delta

Mutex
  • i^e2_ta@cn@+$r

Attributes
  • anti_virtual

    false

  • certificate

    x2jprn40

  • exclusion_wd

    true

  • hidden_file

    true

  • install

    true

  • install_watch_dog

    true

  • key

    o7a3ihu7c7

  • path_client

    %Cookies%\xdwdWindowsHeath.exe

  • path_watch_dog

    %Templates%\xdwdsvchost.exe

  • pump

    false

  • rootkit

    s6z9spchpyrezqiy90n392g31fod

  • task_client

    svchost.exe

  • use_install_admin

    true

  • user_init

    true

Signatures

  • Family: Sheetrat, NonEuclid rat

    Sheetrat aka NonEuclid RAT is a trojan written in C#.

  • Detects Sheetrat Payload 2 IoCs

    Sheetrat aka NonEuclid RAT is a trojan written in C#.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 19 IoCs
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Start PowerShell.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Modifies data under HKEY_USERS 15 IoCs
  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 10 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 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\Delta.exe
    "C:\Users\Admin\AppData\Local\Temp\Delta.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks computer location settings
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Windows\SYSTEM32\CMD.exe
      "CMD" netsh advfirewall firewall add rule name="YWF3d|}'dF&edm" dir=in action=allow program="C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe" enable=yes & exit
      2⤵
        PID:4448
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "svchost.exe" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe" /RL HIGHEST & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4508
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "svchost.exe" /tr "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4944
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2120
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2440
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe"
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2436
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4248
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1096
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4804
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2184
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2136
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3164
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4716
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3664
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1712
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1836
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4828
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4552
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2904
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2344
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /c start /b powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\tmp2178.tmp.exe"' & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2752
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\tmp2178.tmp.exe"'
            4⤵
            • Loads dropped DLL
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3928
            • C:\Users\Admin\AppData\Local\Temp\tmp2178.tmp.exe
              "C:\Users\Admin\AppData\Local\Temp\tmp2178.tmp.exe"
              5⤵
              • Executes dropped EXE
              • Writes to the Master Boot Record (MBR)
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:4952
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe
      C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4736
      • C:\Windows\system32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4144
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\xdwdsvchost.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:704
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x4 /state0:0xa391b855 /state1:0x41c64e6d
      1⤵
      • Loads dropped DLL
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2748

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          xdwdWindowsHeath.exe

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\xdwdWindowsHeath.exe
          • Size 257KB
          • SHA256 61abac79fc2c45f2e469d2c584225ce7076e564b5ad5a160e342a5048dfb2862
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_dk1ydmbo.2c1.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dk1ydmbo.2c1.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          tmp2178.tmp.exe

          • Path C:\Users\Admin\AppData\Local\Temp\tmp2178.tmp.exe
          • Size 3KB
          • SHA256 13db59047310847b7b26436a401b1e1827b9600b5331ef04400659b3baf59243
          • MD5 SHA1 SHA512 TLSH

          xdwd.dll

          • Path C:\Windows\xdwd.dll
          • Size 136KB
          • SHA256 35c8d022e1d917f1aabdceae98097ccc072161b302f84c768ca63e4b32ac2b66
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2436-124-0x0000010EC5690000-0x0000010EC569C000-memory.dmp

          memory/3928-128-0x0000016BF5FB0000-0x0000016BF5FD2000-memory.dmp

          memory/4384-0-0x000002A915790000-0x000002A9157D6000-memory.dmp

          memory/4384-1-0x000002A9173A0000-0x000002A9173B0000-memory.dmp