Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 05:57

General

  • Target
    qbittorrent_5.2.3_x64_setup.exe
  • Size 41.1MB
  • Sample260810-gn21sack4w
  • SHA256 ff508e2f912d59c9eabaf03633ebacfd45c2049f38dcac027b8a7d7ad867ab2f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 40 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.

  • Modifies registry class 26 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\qbittorrent_5.2.3_x64_setup.exe
    "C:\Users\Admin\AppData\Local\Temp\qbittorrent_5.2.3_x64_setup.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4236
    • C:\Program Files\qBittorrent\qbittorrent.exe
      "C:\Program Files\qBittorrent\qbittorrent.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4732
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2988

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          qbittorrent.exe

          • Path C:\Program Files\qBittorrent\qbittorrent.exe
          • Size 41.3MB
          • SHA256 f69360ae8545a64f4fc84fb6bacef03d77a6aa0793a4c14d4a28651ca26a27d1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          qt.conf

          • Path C:\Program Files\qBittorrent\qt.conf
          • Size 84B
          • SHA256 fdb8fa58a6ffc14771ca2b1ef6438061a6cba638594d76d9021b91e755d030d3
          • MD5 SHA1 SHA512 TLSH

          FindProcDLL.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4ABD.tmp\FindProcDLL.dll
          • Size 3KB
          • SHA256 c0948b2ec36a69f82c08935fac4b212238b6792694f009b93b4bdb478c4f26e3
          • MD5 SHA1 SHA512 TLSH

          LangDLL.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4ABD.tmp\LangDLL.dll
          • Size 5KB
          • SHA256 4cf25411f28f639f72156c24b0f66ea42f5aee5973f6c137d901da6ae42d5b7e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          System.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4ABD.tmp\System.dll
          • Size 12KB
          • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UAC.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4ABD.tmp\UAC.dll
          • Size 14KB
          • SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
          • MD5 SHA1 SHA512 SSDEEP TLSH

          modern-wizard.bmp

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4ABD.tmp\modern-wizard.bmp
          • Size 25KB
          • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          nsDialogs.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4ABD.tmp\nsDialogs.dll
          • Size 9KB
          • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          nsisFirewallW.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4ABD.tmp\nsisFirewallW.dll
          • Size 8KB
          • SHA256 53be5716ad80945cb99681d5dbda60492f5dfb206fbfdb776b769b3eeb18d2c2
          • MD5 SHA1 SHA512 SSDEEP TLSH