Analysis

  • max time kernel
    150s
  • max time network
    150s
  • 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
    pixelio.io_hyber.exe
  • Size 51KB
  • Sample260508-a2bmesfx2l
  • SHA256 33544359e62f2d8dffd2fb987b1a844f6f6fe237f2c8b625540d7bb07338c670
  • 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\pixelio.io_hyber.exe
    "C:\Users\Admin\AppData\Local\Temp\pixelio.io_hyber.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:1372
    • 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:4048
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop wscsvc
      2⤵
      • Launches sc.exe
      PID:2524
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      PID:2668
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop SecurityHealthService
      2⤵
      • Launches sc.exe
      PID:2480
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
      2⤵
      • Launches sc.exe
      PID:3248
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop WinDefend
      2⤵
      • Launches sc.exe
      PID:5752
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      PID:2960
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop MsMpSvc
      2⤵
      • Launches sc.exe
      PID:1772
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
      2⤵
      • Launches sc.exe
      PID:4448
    • C:\Windows\System32\fodhelper.exe
      "C:\Windows\System32\fodhelper.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3900
      • C:\Users\Admin\AppData\Local\Temp\pixelio.io_hyber.exe
        "C:\Users\Admin\AppData\Local\Temp\pixelio.io_hyber.exe"
        3⤵
          PID:5332
      • C:\Windows\System32\wscript.exe
        "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
        2⤵
          PID:3884
        • C:\Windows\SYSTEM32\schtasks.exe
          "schtasks" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\pixelio.io_hyber.exe" /sc onlogon /f
          2⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5084
        • 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:3640
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:3300
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic shadowcopy delete
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2792
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2636
          • C:\Windows\system32\systeminfo.exe
            systeminfo
            3⤵
            • Gathers system information
            PID:5368
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4056
          • C:\Windows\system32\tasklist.exe
            tasklist
            3⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:3948
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:888
          • C:\Windows\system32\whoami.exe
            whoami
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:6132
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:3280
          • C:\Windows\system32\net.exe
            net user
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1780
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 user
              4⤵
                PID:1480
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2688
            • C:\Windows\system32\ipconfig.exe
              ipconfig /all
              3⤵
              • Gathers network information
              PID:3616
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2304
            • C:\Windows\system32\NETSTAT.EXE
              netstat -an
              3⤵
              • Gathers network information
              • Suspicious use of AdjustPrivilegeToken
              PID:4388
          • C:\Windows\SYSTEM32\schtasks.exe
            "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\pixelio.io_hyber.exe" /sc daily /f
            2⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2216
          • C:\Windows\System32\wscript.exe
            "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
            2⤵
              PID:3796
            • C:\Windows\System32\notepad.exe
              "C:\Windows\System32\notepad.exe"
              2⤵
                PID:3120
              • C:\Windows\System32\vssadmin.exe
                "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
                2⤵
                • Interacts with shadow copies
                PID:3548
              • C:\Windows\System32\wbem\WMIC.exe
                "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
                2⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:3952
              • C:\Windows\System32\net.exe
                "C:\Windows\System32\net.exe" stop srservice
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:2512
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 stop srservice
                  3⤵
                    PID:4472
                • 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:3100
                • C:\Windows\System32\sc.exe
                  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
                  2⤵
                  • Launches sc.exe
                  PID:1632
                • C:\Windows\System32\sc.exe
                  "C:\Windows\System32\sc.exe" stop i8042prt
                  2⤵
                  • Launches sc.exe
                  PID:1844
              • 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:5328
              • C:\Users\Admin\AppData\Local\Temp\pixelio.io_hyber.exe
                C:\Users\Admin\AppData\Local\Temp\pixelio.io_hyber.exe
                1⤵
                  PID:1312
                • C:\Windows\system32\vssvc.exe
                  C:\Windows\system32\vssvc.exe
                  1⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4704

                Network

                      MITRE ATT&CK Enterprise v16

                      Replay Monitor

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                      Downloads

                      invoice_1.pdf

                      • Path C:\ProgramData\invoice_1.pdf
                      • Size 69KB
                      • SHA256 9fe408cb66c91f536951b74403f3e3fe9eb9f25fc85556652f30ef22a6ec0465
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      doc_3.pdf

                      • Path C:\SystemVolumeInformation\doc_3.pdf
                      • Size 68KB
                      • SHA256 4926dcddc1435536f746043e3674e40e43d94a6f90facab330548339f78f756f
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      pixelio.io_hyber.exe.log

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

                      __PSScriptPolicyTest_vak4qici.wn1.ps1

                      • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vak4qici.wn1.ps1
                      • Size 60B
                      • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                      • MD5 SHA1 SHA512 TLSH

                      createshortcut.vbs

                      • Path C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
                      • Size 241B
                      • SHA256 5fdc05586870ce2f7edc129b3f2b84da9efc39ab4214286403bee4c1db11c615
                      • 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 242B
                      • SHA256 de6fb83a93e7c602fd089fb54fe4694ef926eda628b469b7b08792d9cdc51952
                      • MD5 SHA1 SHA512 TLSH

                      sysupdate.exe

                      • Path C:\Windows\System32\sysupdate.exe
                      • Size 51KB
                      • SHA256 33544359e62f2d8dffd2fb987b1a844f6f6fe237f2c8b625540d7bb07338c670
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      memory/1312-2252-0x000000001B740000-0x000000001B82A000-memory.dmp

                      memory/1372-2289-0x000000001B610000-0x000000001B6FA000-memory.dmp

                      memory/1372-2280-0x000000001B610000-0x000000001B6FA000-memory.dmp

                      memory/1372-2259-0x000000001D1E0000-0x000000001D1F2000-memory.dmp

                      memory/1372-2258-0x000000001B610000-0x000000001B6FA000-memory.dmp

                      memory/1372-2261-0x000000001B850000-0x000000001B860000-memory.dmp

                      memory/1372-0-0x00000000009F0000-0x0000000000A04000-memory.dmp

                      memory/1372-3-0x000000001E010000-0x000000001E538000-memory.dmp

                      memory/1372-2-0x000000001DE40000-0x000000001E002000-memory.dmp

                      memory/1372-1-0x000000001B850000-0x000000001B860000-memory.dmp

                      memory/3120-2265-0x000001BA03D40000-0x000001BA03D41000-memory.dmp

                      memory/3120-2277-0x000001BA00840000-0x000001BA0092A000-memory.dmp

                      memory/3796-2256-0x000002AB03570000-0x000002AB0365A000-memory.dmp

                      memory/3884-2245-0x000001B26C4D0000-0x000001B26C5BA000-memory.dmp

                      memory/3900-14-0x000001819EB30000-0x000001819EC1A000-memory.dmp

                      memory/4048-35-0x000001FB74770000-0x000001FB74782000-memory.dmp

                      memory/4048-27-0x000001FB74F50000-0x000001FB74F5A000-memory.dmp

                      memory/4048-31-0x000001FB74FA0000-0x000001FB74FAA000-memory.dmp

                      memory/4048-30-0x000001FB74F90000-0x000001FB74F96000-memory.dmp

                      memory/4048-29-0x000001FB74F60000-0x000001FB74F68000-memory.dmp

                      memory/4048-28-0x000001FB74FB0000-0x000001FB74FCA000-memory.dmp

                      memory/4048-7-0x000001FB74950000-0x000001FB74972000-memory.dmp

                      memory/4048-34-0x000001FB740E0000-0x000001FB741CA000-memory.dmp

                      memory/4048-26-0x000001FB74F70000-0x000001FB74F8C000-memory.dmp

                      memory/4048-25-0x000001FB74C10000-0x000001FB74C1A000-memory.dmp

                      memory/4048-21-0x000001FB74C20000-0x000001FB74C3C000-memory.dmp

                      memory/4048-22-0x000001FB74C40000-0x000001FB74CF3000-memory.dmp

                      memory/5328-2288-0x000001FDAE6F0000-0x000001FDAE7DA000-memory.dmp

                      memory/5328-2260-0x000001FDAE6F0000-0x000001FDAE7DA000-memory.dmp

                      memory/5332-24-0x000000001B560000-0x000000001B64A000-memory.dmp