Analysis

  • user interaction
    yes
  • max time kernel
    138s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/09/2026, 19:05

General

  • Target
    http://clopofffr7tth6hsvxx3cys4qkshrbbiitnxfwts6hj64mtnaovjieyd.onion
  • Sample260923-xrt3caad29
Score
6/10

Malware Config

Signatures

  • Drops desktop.ini file(s) 3 IoCs
  • Checks processor information in registry 2 TTPs 18 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 19 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 36 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.

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "http://clopofffr7tth6hsvxx3cys4qkshrbbiitnxfwts6hj64mtnaovjieyd.onion"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://clopofffr7tth6hsvxx3cys4qkshrbbiitnxfwts6hj64mtnaovjieyd.onion
      2⤵
      • Drops desktop.ini file(s)
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:888
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2024 -prefsLen 27099 -prefMapHandle 2028 -prefMapSize 270279 -ipcHandle 2100 -initialChannelId {b277c3d3-768d-4d24-a0ae-cad06a24b932} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:1836
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2500 -prefsLen 27135 -prefMapHandle 2504 -prefMapSize 270279 -ipcHandle 2512 -initialChannelId {be5919af-33d2-45d2-b0d2-bb7244e3ad18} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:4452
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3780 -prefsLen 25164 -prefMapHandle 3784 -prefMapSize 270279 -jsInitHandle 3788 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3796 -initialChannelId {cd9ca3fe-3d25-48e8-ad4c-e148caf808f7} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:3832
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3944 -prefsLen 27276 -prefMapHandle 3948 -prefMapSize 270279 -ipcHandle 4016 -initialChannelId {a9bc3a4a-c199-4887-a7c8-fcdf2976bd0c} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:4960
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3248 -prefsLen 34775 -prefMapHandle 3236 -prefMapSize 270279 -jsInitHandle 3160 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 2728 -initialChannelId {42caa374-200e-4026-b9ff-3cda6751549b} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:2044
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4740 -prefsLen 35012 -prefMapHandle 4736 -prefMapSize 270279 -ipcHandle 4716 -initialChannelId {25fb3d1d-4cb7-4cc9-ba76-a78bd666c1fa} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:5332
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4996 -prefsLen 32952 -prefMapHandle 5000 -prefMapSize 270279 -jsInitHandle 5004 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5012 -initialChannelId {0c739fec-290a-44e6-b21d-4880d0d4ce9b} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:5372
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5036 -prefsLen 32952 -prefMapHandle 5040 -prefMapSize 270279 -jsInitHandle 5044 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5048 -initialChannelId {a8dab418-c596-4c39-8cc4-7fb25b9ffbd1} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:5380
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5396 -prefsLen 32952 -prefMapHandle 5400 -prefMapSize 270279 -jsInitHandle 5404 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5412 -initialChannelId {e7959073-90e7-4341-b654-fbe99217bedd} -parentPid 888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:5392

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              AABAB860D2646FDCEACF8AAC0CD412654CE5E4C0

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\cache2\entries\AABAB860D2646FDCEACF8AAC0CD412654CE5E4C0
              • Size 10KB
              • SHA256 871c532363d230d636e5df09acb55d72164012c66a8ba127becb393ad1efa919
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon

              • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
              • Size 11KB
              • SHA256 ddf3ba4e25a622276755133e0cce5605b83719c7cab3546e09acbfed00d6a986
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon

              • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
              • Size 502KB
              • SHA256 87862f4bc8559fbe578389a9501dc01c4c585edb4bb03b238493327296d60171
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 52KB
              • SHA256 5fc6a14a7b6f43e2c2a153b439709132d9ba1e8accaa2157277c7b07c81ba6c9
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 52KB
              • SHA256 805a8ad265e15e7012ee2c8e0e72b3f5e00a24702aab6fd8c8c2e75dcc6ccdf7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 3KB
              • SHA256 a29b61089e82022786b77645a8f548b1852c2424a37b66af13a7653d809827e0
              • MD5 SHA1 SHA512 TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 7KB
              • SHA256 a12a9f6dbf2c02fa077b370deafc2fb430935181697cf6bd9b98543effbb0baa
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 6e3dc1819c2ec75ac582231cfa7cc9d57614e5fa00e0fb48525bc82a6ffddaff
              • MD5 SHA1 SHA512 TLSH

              087341a6-e115-4418-a58a-7ab28bf07eb8

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\087341a6-e115-4418-a58a-7ab28bf07eb8
              • Size 2KB
              • SHA256 7222b264326d27ca601fafac1882049635ddfffbb16bf48a654a0ad281286a9e
              • MD5 SHA1 SHA512 TLSH

              6d401346-fc8a-4856-853b-91500bb68592

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\6d401346-fc8a-4856-853b-91500bb68592
              • Size 235B
              • SHA256 15e8050f84b3e088ef3417191af62ebfd3c1f7a6225e72ebd625156f9d2679f4
              • MD5 SHA1 SHA512 TLSH

              870eb89a-de20-4a9c-a5e6-8be2a4bcdc10

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\870eb89a-de20-4a9c-a5e6-8be2a4bcdc10
              • Size 886B
              • SHA256 5ba2fe8de153b0a0a835b764de1f282ebd90d4a7eabddccb72a4c7a016f8a157
              • MD5 SHA1 SHA512 TLSH

              90be8f0e-c2ce-42e6-9e22-713085c0e699

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\90be8f0e-c2ce-42e6-9e22-713085c0e699
              • Size 15KB
              • SHA256 57d1829475eef0e3e96d279df8da18d74a6c0425cbaf0bfb9b1b66a4b5751723
              • MD5 SHA1 SHA512 SSDEEP TLSH

              a36cde14-48af-4d4f-b4cf-391530769f8c

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\a36cde14-48af-4d4f-b4cf-391530769f8c
              • Size 235B
              • SHA256 5425bba019168fa15ab3057031a2203121fb3a64a050ca21ebc93bab3ec9f11f
              • MD5 SHA1 SHA512 TLSH

              b70e5d33-b97f-494c-9356-e025cb012fc2

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\datareporting\glean\pending_pings\b70e5d33-b97f-494c-9356-e025cb012fc2
              • Size 883B
              • SHA256 d5525612be75d2a9aa76541771c80c3fe96b03726f7fe2aa4d555a5b3d8f2b59
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\extensions.json
              • Size 16KB
              • SHA256 48d9934e737c9b238ba74cdea4458b0356369c813a9cbc236d5df31ce348d9c3
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\gmp-gmpopenh264\2.6.0\gmpopenh264.dll
              • Size 1.1MB
              • SHA256 37c005a7789747b412d6c0a6a4c30d15732da3d857b4f94b744be1a67231b651
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.info

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\gmp-gmpopenh264\2.6.0\gmpopenh264.info
              • Size 116B
              • SHA256 fe7686a6281f0ab519c32c788ce0da0d01640425018dcffcfcb81105757f6fe6
              • MD5 SHA1 SHA512 TLSH

              manifest.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\gmp-widevinecdm\4.10.3050.0\manifest.json
              • Size 1002B
              • SHA256 2894996540fabbd346ed4ced8386ca77d6badf60372e307ee15c906c30340d0d
              • MD5 SHA1 SHA512 TLSH

              widevinecdm.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\gmp-widevinecdm\4.10.3050.0\widevinecdm.dll
              • Size 21.6MB
              • SHA256 f1216e26ee8c27f938d7722427d29f190e569ed83d0ba16ea872cae684b97602
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\prefs-1.js
              • Size 6KB
              • SHA256 7ca5880ad5f9bc6ee579387c0eb402c1428885bd5bc3c61d4b6290eddd325a25
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\prefs.js
              • Size 6KB
              • SHA256 d10f22a8deb5e5a8ac2e4b00d61f40a26a0e0a91184d1d3d1430cb464c5b4cce
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\prefs.js
              • Size 7KB
              • SHA256 e06698847f98c4f3425f1e355d3792050a00bc8d0ea6b92337f42542c7963614
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\prefs.js
              • Size 8KB
              • SHA256 f218768ae84a82d49a08007a3f160a617ce7fcf88e9a0d8e38c4bf015a492962
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\sessionstore-backups\recovery.baklz4
              • Size 1KB
              • SHA256 00d27a29ab62356784346765d2610c4fd6772044c7d97ff7f668e97e321d875e
              • MD5 SHA1 SHA512 TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\sessionstore-backups\recovery.baklz4
              • Size 1KB
              • SHA256 3919c98a231b7d53d8fb8417a7804cfc0b8f5a2d6e6a246b6a97eb065922a7f5
              • MD5 SHA1 SHA512 TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\sessionstore-backups\recovery.baklz4
              • Size 1KB
              • SHA256 28e07f9442b8852f4b2d39f3caa352a8257972d35d6d6b2beaa528323356e728
              • MD5 SHA1 SHA512 TLSH

              recovery.jsonlz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ng7xsgm0.default-release\sessionstore-backups\recovery.jsonlz4
              • Size 1KB
              • SHA256 e106287b869264b7a3b056094caca8a50b9cf31703806e23009084c19e85efc9
              • MD5 SHA1 SHA512 TLSH