Analysis

  • max time kernel
    65s
  • max time network
    73s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27-01-2025 06:45

General

  • Target

    qbittorrent_5.0.3_x64_setup.exe

  • Size

    37.5MB

  • MD5

    83505c82e83bd2e61bd67dfcf30724cf

  • SHA1

    5fbde5f904a7c0e1346b9bcef4a66a7a7dd7e5b9

  • SHA256

    878ca7e3fb7a90a937afdbe080c055877b4c6334a9589d27e092fd6737a0716f

  • SHA512

    87ead0cac1dd041f7929e68bfdf8b61ac50c9d05a74344ab951f9c624874452e22a30f678a6a059cc3e8906f92189c39cfe7bba6552681140d610edb1b529833

  • SSDEEP

    786432:7nvRa6b9c7DLVZhxGjtYO9NByxgyXXbFTUgCe4Oa0eMe6NwRI/gWfe+C:7paO9c7VZejf3OBbFTU3U+6NxIV+C

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 39 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 55 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\qbittorrent_5.0.3_x64_setup.exe
    "C:\Users\Admin\AppData\Local\Temp\qbittorrent_5.0.3_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:5044
    • C:\Program Files\qBittorrent\qbittorrent.exe
      "C:\Program Files\qBittorrent\qbittorrent.exe"
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3560
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
    1⤵
      PID:5000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\qBittorrent\qbittorrent.exe

      Filesize

      35.0MB

      MD5

      7a47d50bdb7a84a1fa58653f55eb2697

      SHA1

      fd767a6225bfdcca0537043b8f647d6ce33f7d1c

      SHA256

      6864e1a85198efb8ecf5f26564f7565d4d4e93f1ba7e4359bc05910ad74e83f0

      SHA512

      8c292a2a0bd6be2dac30e0f2cefe9bfd73aaff96e0cbb1301bba283fa8eabf378bbbc2c45667ec0cb0092e92d54bc02f054fb74b51eaa9068839225c3915d753

    • C:\Program Files\qBittorrent\qt.conf

      Filesize

      84B

      MD5

      af7f56a63958401da8bea1f5e419b2af

      SHA1

      f66ee8779ca6d570dea22fe34ef8600e5d3c5f38

      SHA256

      fdb8fa58a6ffc14771ca2b1ef6438061a6cba638594d76d9021b91e755d030d3

      SHA512

      02f70ca7f1291b25402989be74408eb82343ab500e15e4ac22fbc7162eb9230cd7061eaa7e34acf69962b57ed0827f51ceaf0fa63da3154b53469c7b7511d23d

    • C:\Users\Admin\AppData\Local\Temp\nse76D8.tmp\FindProcDLL.dll

      Filesize

      3KB

      MD5

      b4faf654de4284a89eaf7d073e4e1e63

      SHA1

      8efcfd1ca648e942cbffd27af429784b7fcf514b

      SHA256

      c0948b2ec36a69f82c08935fac4b212238b6792694f009b93b4bdb478c4f26e3

      SHA512

      eef31e332be859cf2a64c928bf3b96442f36fe51f1a372c5628264a0d4b2fc7b3e670323c8fb5ffa72db995b8924da2555198e7de7b4f549d9e0f9e6dbb6b388

    • C:\Users\Admin\AppData\Local\Temp\nse76D8.tmp\LangDLL.dll

      Filesize

      5KB

      MD5

      50016010fb0d8db2bc4cd258ceb43be5

      SHA1

      44ba95ee12e69da72478cf358c93533a9c7a01dc

      SHA256

      32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e

      SHA512

      ed4cf49f756fbf673449dca20e63dce6d3a612b61f294efc9c3ccebeffa6a1372667932468816d3a7afdb7e5a652760689d8c6d3f331cedee7247404c879a233

    • C:\Users\Admin\AppData\Local\Temp\nse76D8.tmp\System.dll

      Filesize

      12KB

      MD5

      4add245d4ba34b04f213409bfe504c07

      SHA1

      ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

      SHA256

      9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

      SHA512

      1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

    • C:\Users\Admin\AppData\Local\Temp\nse76D8.tmp\UAC.dll

      Filesize

      14KB

      MD5

      adb29e6b186daa765dc750128649b63d

      SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

      SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

      SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • C:\Users\Admin\AppData\Local\Temp\nse76D8.tmp\modern-wizard.bmp

      Filesize

      25KB

      MD5

      cbe40fd2b1ec96daedc65da172d90022

      SHA1

      366c216220aa4329dff6c485fd0e9b0f4f0a7944

      SHA256

      3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2

      SHA512

      62990cb16e37b6b4eff6ab03571c3a82dcaa21a1d393c3cb01d81f62287777fb0b4b27f8852b5fa71bc975feab5baa486d33f2c58660210e115de7e2bd34ea63

    • C:\Users\Admin\AppData\Local\Temp\nse76D8.tmp\nsDialogs.dll

      Filesize

      9KB

      MD5

      1d8f01a83ddd259bc339902c1d33c8f1

      SHA1

      9f7806af462c94c39e2ec6cc9c7ad05c44eba04e

      SHA256

      4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed

      SHA512

      28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567

    • C:\Users\Admin\AppData\Local\Temp\nse76D8.tmp\nsisFirewallW.dll

      Filesize

      8KB

      MD5

      f5bf81a102de52a4add21b8a367e54e0

      SHA1

      cf1e76ffe4a3ecd4dad453112afd33624f16751c

      SHA256

      53be5716ad80945cb99681d5dbda60492f5dfb206fbfdb776b769b3eeb18d2c2

      SHA512

      6e280a75f706474ad31b2ce770fa34f54cb598528fac4477c466200a608b79c0f9b84011545595d9ba94331ad08e2f51bd42de91f92379db27686a28ba351256