Overview

overview

8

Static

static

3

FileZilla_...up.exe

windows10-2004-x64

4

FileZilla_...up.exe

windows11-ltsc_2024-x64

6

$PLUGINSDIR/INetC.dll

windows10-2004-x64

3

$PLUGINSDIR/INetC.dll

windows11-ltsc_2024-x64

8

$PLUGINSDI...nu.dll

windows10-2004-x64

3

$PLUGINSDI...nu.dll

windows11-ltsc_2024-x64

8

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows11-ltsc_2024-x64

3

$PLUGINSDIR/UAC.dll

windows10-2004-x64

3

$PLUGINSDIR/UAC.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...fo.dll

windows10-2004-x64

3

$PLUGINSDI...fo.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...id.dll

windows10-2004-x64

3

$PLUGINSDI...id.dll

windows11-ltsc_2024-x64

3

$R0.dll

windows10-2004-x64

3

$R0.dll

windows11-ltsc_2024-x64

6

$R2/NSIS.L...6_.exe

windows10-2004-x64

3

$R2/NSIS.L...6_.exe

windows11-ltsc_2024-x64

3

$_36_.dll

windows10-2004-x64

3

$_36_.dll

windows11-ltsc_2024-x64

3

GPL.html

windows10-2004-x64

3

GPL.html

windows11-ltsc_2024-x64

4

filezilla.exe

windows10-2004-x64

7

filezilla.exe

windows11-ltsc_2024-x64

7

fzstorj.exe

windows10-2004-x64

1

fzstorj.exe

windows11-ltsc_2024-x64

1

libargon2.dll

windows10-2004-x64

1

libargon2.dll

windows11-ltsc_2024-x64

1

libfilezilla-58.dll

windows10-2004-x64

1

libfilezilla-58.dll

windows11-ltsc_2024-x64

1

Analysis

  • max time kernel
    122s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/06/2026, 12:11

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General

  • Target
    FileZilla_3.70.6_win64_sponsored2-setup.exe
  • Size 12.5MB
  • Sample260623-pc1btacv7q
  • SHA256 96fc25412a8d3ed43889cc07ebb1559308408021fc8ac6c4907b0bd4478fdf10
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Loads dropped DLL 11 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 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:\Users\Admin\AppData\Local\Temp\FileZilla_3.70.6_win64_sponsored2-setup.exe
    "C:\Users\Admin\AppData\Local\Temp\FileZilla_3.70.6_win64_sponsored2-setup.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:5844
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5252
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2556
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5660
  • 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:2424

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 607B
        • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        INetC.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsmD648.tmp\INetC.dll
        • Size 24KB
        • SHA256 c1e568e25ec111184deb1b87cfda4bfec529b1abeab39b66539d998012f33502
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        System.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsmD648.tmp\System.dll
        • Size 12KB
        • SHA256 996645d7f16a6294babb6da83478062aed7b72318d7a51b66e90ab5d3edc51a5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        UAC.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsmD648.tmp\UAC.dll
        • Size 14KB
        • SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        UserInfo.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsmD648.tmp\UserInfo.dll
        • Size 4KB
        • SHA256 0893c4d31c7d9c2106eea64f10d6b17a00b742727662a883c39990bcee6a7d15
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        nsDialogs.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsmD648.tmp\nsDialogs.dll
        • Size 9KB
        • SHA256 715a9b58de0995d1a08384c522ad9af210e2791aaf8e87a6c07bfe72ebfd2cb5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        nspF700.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\nspF700.tmp
        • Size 932KB
        • SHA256 03617ef6705ecd575f209b1023c85e9f5e3ac174e2e2de088553a4536cb930ae
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/5660-46-0x00000238001E0000-0x00000238002E0000-memory.dmp
        Download

        memory/5660-54-0x00000238019C0000-0x00000238019E0000-memory.dmp
        Download

        memory/5660-72-0x0000023814310000-0x0000023814330000-memory.dmp
        Download

        memory/5660-63-0x0000023801DE0000-0x0000023801E00000-memory.dmp
        Download

        memory/5660-55-0x0000023801E40000-0x0000023801F40000-memory.dmp
        Download