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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
    1789s
  • max time network
    1822s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26/03/2024, 17:48

Sharing

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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
  • Drops file in Windows directory 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 26 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 29 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 58 IoCs
  • Suspicious use of FindShellTrayWindow 51 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3444
    • 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:3468
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Modifies Installed Components in the registry
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3356
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/816-20-0x00000236ABB20000-0x00000236ABB40000-memory.dmp

    Filesize

    128KB

    Download

  • memory/816-23-0x00000236ABCA0000-0x00000236ABCC0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3356-13-0x0000000001260000-0x0000000001261000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3444-1-0x00000000007A0000-0x00000000007B5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/3444-11-0x00000000091F0000-0x000000000999D000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/3444-12-0x00000000007C0000-0x00000000007C1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3468-0-0x000001FEE09F0000-0x000001FEE694F000-memory.dmp

    Filesize

    95.4MB

    Download