Analysis

  • user interaction
    yes
  • max time kernel
    206s
  • max time network
    208s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260911-en
  • resource tags

    arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/11/2026, 16:10

Errors

Reason
Machine shutdown

General

  • Target
    TEST.exe
  • Size 423KB
  • Sample261104-tmlnmady7l
  • SHA256 718cc3106a773c5a6abb9768575a308ee5aa9243c04eae4c35ea465b1bcc5a14
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • sheetrat

Version
  • 1.8

C2
  • xcl.cantdown.su:1696

Signatures

  • Family: Sheetrat, NonEuclid rat

    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.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Looks up external IP address via web service 1 TTPs 3 IoCs

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

  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 12 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 10 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 29 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TEST.exe
    "C:\Users\Admin\AppData\Local\Temp\TEST.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Windows\SysWOW64\CMD.exe
      "CMD" netsh advfirewall firewall add rule name="~WD!MLc*MDj=M[" dir=in action=allow program="C:\Windows\xdwd_Microsoft67" enable=yes & exit
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3372
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3412
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3596
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1500
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3812
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1728
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:800
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2224
  • C:\Windows\xdwd_Microsoft67
    C:\Windows\xdwd_Microsoft67
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3364
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4932
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3996
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3956
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:4216
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1280
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2920
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2364
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5096
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1660
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2576
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c Shutdown /s /f /t 00
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1496
      • C:\Windows\SysWOW64\shutdown.exe
        Shutdown /s /f /t 00
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1816
  • C:\Windows\xdwd_Microsoft67
    C:\Windows\xdwd_Microsoft67
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3560
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "" /tr "C:\Windows\xdwd_DiscordUpdate" & exit
      2⤵
      • Executes a command shell one-liner
      PID:2184
  • C:\Windows\xdwd_Microsoft67
    C:\Windows\xdwd_Microsoft67
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1312
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4236
  • C:\Windows\xdwd_Microsoft67
    C:\Windows\xdwd_Microsoft67
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:236
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x4 /state0:0xa3a38055 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:3956
  • C:\Windows\xdwd_Microsoft67
    C:\Windows\xdwd_Microsoft67
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:972

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        xdwd_Microsoft67.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\xdwd_Microsoft67.log
        • Size 517B
        • SHA256 af516d4cfe09f114527af238011dc193d5c028eed80a979c2f154eb24a258212
        • MD5 SHA1 SHA512 TLSH

        ~earchHoverUnifiedTileModelCache.tmp

        • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\~earchHoverUnifiedTileModelCache.tmp
        • Size 20KB
        • SHA256 2a571b61b7f9198267cf8418534b6a546313a38a090cf18dec965fbabd3b2cea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ~earchHoverUnifiedTileModelCache.tmp

        • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\~earchHoverUnifiedTileModelCache.tmp
        • Size 20KB
        • SHA256 f87fad4ab22b457ae789a2204157b747a3aef4571d6d38396a3bf569e817fd0d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        xdwd.dll

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

        xdwd_Microsoft67

        • Path C:\Windows\xdwd_Microsoft67
        • Size 423KB
        • SHA256 718cc3106a773c5a6abb9768575a308ee5aa9243c04eae4c35ea465b1bcc5a14
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1876-18-0x0000000005760000-0x0000000005770000-memory.dmp

        memory/1876-19-0x0000000005760000-0x0000000005770000-memory.dmp

        memory/1876-1-0x00000000050A0000-0x0000000005106000-memory.dmp

        memory/1876-0-0x00000000004B0000-0x000000000051C000-memory.dmp

        memory/2652-73-0x0000000006320000-0x00000000063B2000-memory.dmp

        memory/2652-74-0x0000000007460000-0x0000000007A06000-memory.dmp

        memory/2652-95-0x0000000007370000-0x000000000743A000-memory.dmp

        memory/2652-96-0x00000000063F0000-0x00000000063FA000-memory.dmp