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Overview

overview

10

Static

static

1

npp.8.6.4....ad.exe

windows10-1703-x64

10

npp.8.6.4....ad.exe

windows10-2004-x64

10

npp.8.6.4....ad.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    1787s
  • max time network
    1182s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26/03/2024, 17:48

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General

  • Target

    npp.8.6.4.portable.x64/notepad.exe

  • Size

    6.9MB

  • MD5

    8279706ad64d33bf4eceb2c1becef274

  • SHA1

    582cd15c2d1bf27da142ced63ffe490818bf4fa7

  • SHA256

    712abdd019cd2e4d96cee74d94eafba8f21ffc35c99a656c228a179ba6f5b310

  • SHA512

    69d5f5a2ceaa10a822d24af6c0cfba91804886c7fdb634931c2c6149dec29b98a7770fa7e3cb8630a525c088c39a84382ad30556aa9d4092e4b2e356af39cf9d

  • SSDEEP

    98304:1UZbk6fd56GkLWD9hWfa3s+wuP8ThKV/mo:ybkRVLUhWUz/PIK55

Score
10/10
wikiloaderbackdoorloaderpersistence

Malware Config

Extracted

Family

wikiloader

C2

https://www.alabamacarhorns.com/wp-content/themes/twentytwentyfour/34uo7s.php?id=1

https://13300.org/wp-content/themes/twentytwentythree/t51kkf.php?id=1

https://alternativetracks.com/wp-content/themes/twentytwentyfour/c9wfar.php?id=1

https://www.amysinger.com/wp-content/themes/twentyten/b9un4f.php?id=1

Signatures

  • Wikiloader

    Wikiloader is a loader and backdoor written in C++.

    loaderbackdoorwikiloader
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 58 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 12 IoCs
  • Modifies Internet Explorer settings 1 TTPs 6 IoCs
    adwarespyware
  • Modifies registry class 60 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 43 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 64 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.

    persistence
  • Uses Volume Shadow Copy WMI provider

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

    ransomware
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3252
    • C:\Users\Admin\AppData\Local\Temp\npp.8.6.4.portable.x64\notepad.exe
      "C:\Users\Admin\AppData\Local\Temp\npp.8.6.4.portable.x64\notepad.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3588
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Modifies Installed Components in the registry
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:5092
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1796
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4016
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4136
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3744
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4820
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5112
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3484

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • memory/3252-1-0x0000000000EB0000-0x0000000000EC5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/3252-5-0x000000000E330000-0x000000000EADD000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/3252-6-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3588-0-0x00000228E4B30000-0x00000228EAA8F000-memory.dmp

    Filesize

    95.4MB

    Download