Overview

overview

7

Static

static

3

qbittorren...up.exe

windows7-x64

7

qbittorren...up.exe

windows10-2004-x64

7

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDIR/UAC.dll

windows7-x64

3

$PLUGINSDIR/UAC.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows7-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...lW.dll

windows7-x64

3

$PLUGINSDI...lW.dll

windows10-2004-x64

3

qbittorrent.exe

windows7-x64

1

qbittorrent.exe

windows10-2004-x64

1

uninst.exe

windows7-x64

7

uninst.exe

windows10-2004-x64

7

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDIR/UAC.dll

windows7-x64

3

$PLUGINSDIR/UAC.dll

windows10-2004-x64

3

$PLUGINSDI...lW.dll

windows7-x64

3

$PLUGINSDI...lW.dll

windows10-2004-x64

3

Analysis

  • max time kernel
    78s
  • max time network
    80s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/07/2024, 09:01

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General

  • Target
    qbittorrent_4.6.4_x64_setup.exe
  • Size 34.0MB
  • Sample240720-kyyb5ayera
  • SHA256 96bac43faac2b1fa5e0bc495975b2e642af5da181e313a9c8f541912b83c0edb
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
discovery

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

    discovery
  • Drops file in Program Files directory 37 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 44 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\qbittorrent_4.6.4_x64_setup.exe
    "C:\Users\Admin\AppData\Local\Temp\qbittorrent_4.6.4_x64_setup.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4164
    • 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:3400

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        qbittorrent.exe
        • Path C:\Program Files\qBittorrent\qbittorrent.exe
        • Size 30.8MB
        • SHA256 1fac780feaa2e263dbd0ee2103d1815d97b4d6a676f5b83e9320120dc15ee6bb
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

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

        FindProcDLL.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsnA76D.tmp\FindProcDLL.dll
        • Size 3KB
        • SHA256 c0948b2ec36a69f82c08935fac4b212238b6792694f009b93b4bdb478c4f26e3
        • MD5 SHA1 SHA512
        Submit Download

        LangDLL.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsnA76D.tmp\LangDLL.dll
        • Size 5KB
        • SHA256 32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        System.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsnA76D.tmp\System.dll
        • Size 12KB
        • SHA256 9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        UAC.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsnA76D.tmp\UAC.dll
        • Size 14KB
        • SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        modern-wizard.bmp
        • Path C:\Users\Admin\AppData\Local\Temp\nsnA76D.tmp\modern-wizard.bmp
        • Size 25KB
        • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        nsDialogs.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsnA76D.tmp\nsDialogs.dll
        • Size 9KB
        • SHA256 4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        nsisFirewallW.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsnA76D.tmp\nsisFirewallW.dll
        • Size 8KB
        • SHA256 53be5716ad80945cb99681d5dbda60492f5dfb206fbfdb776b769b3eeb18d2c2
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        watched_folders.json
        • Path C:\Users\Admin\AppData\Roaming\qBittorrent\watched_folders.json
        • Size 4B
        • SHA256 d914176fd50bd7f565700006a31aa97b79d3ad17cee20c8e5ff2061d5cb74817
        • MD5 SHA1 SHA512
        Submit Download