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Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/07/2026, 22:23

General

  • Target
    http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion
  • Sample260702-2bbchsfx2v
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 18 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 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://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:892
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.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:3328
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2000 -prefsLen 27099 -prefMapHandle 2004 -prefMapSize 270279 -ipcHandle 2084 -initialChannelId {1298a952-e7c2-47a9-8e9b-9814a7dd54bf} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:984
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2484 -prefsLen 27135 -prefMapHandle 2488 -prefMapSize 270279 -ipcHandle 2496 -initialChannelId {4d710e6c-04fe-4907-b84b-cec1b44a1a8c} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:1912
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3464 -prefsLen 25164 -prefMapHandle 3468 -prefMapSize 270279 -jsInitHandle 3472 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3480 -initialChannelId {fc465cbb-3c23-46f5-b62a-15e19df39576} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:112
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3656 -prefsLen 27276 -prefMapHandle 3660 -prefMapSize 270279 -ipcHandle 3472 -initialChannelId {f349554c-7b31-4398-a587-85ed50dc1e86} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:4892
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4200 -prefsLen 34775 -prefMapHandle 4204 -prefMapSize 270279 -jsInitHandle 4208 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4172 -initialChannelId {26fae51b-44ca-46a9-a9e1-39c27f0b243a} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:4208
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4728 -prefsLen 34905 -prefMapHandle 4732 -prefMapSize 270279 -ipcHandle 4736 -initialChannelId {a95e82d9-6549-4b3f-a6e5-b4ffc6a32a4a} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:4772
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4856 -prefsLen 32793 -prefMapHandle 4860 -prefMapSize 270279 -jsInitHandle 4708 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4912 -initialChannelId {0207716d-0914-46e0-ade6-5f7f5e0fc3cb} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:2844
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4504 -prefsLen 32952 -prefMapHandle 5140 -prefMapSize 270279 -jsInitHandle 4688 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4980 -initialChannelId {477d98a4-dfc4-45c8-b202-4dfbc37c1503} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:4688
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2628 -prefsLen 32952 -prefMapHandle 4392 -prefMapSize 270279 -jsInitHandle 2520 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4408 -initialChannelId {5b64e863-6f0e-4105-9f12-2b0a56af3338} -parentPid 3328 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3328" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:4476

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              03100235E7AEBB25C597DD91664A8F544DDFC529

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\jaarrave.default-release\cache2\entries\03100235E7AEBB25C597DD91664A8F544DDFC529
              • Size 10KB
              • SHA256 66f220bba8401a9a6b89f4346d6e397213b443b7d1361763bf9e40124069b89b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              9512A4488B00CC053350DAC32D417B4A35C11513

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\jaarrave.default-release\cache2\entries\9512A4488B00CC053350DAC32D417B4A35C11513
              • Size 10KB
              • SHA256 6bcea3c294398865f79b3c2ced276ad9e3786da23f045b92c3b86b71e7c1876a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon

              • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
              • Size 21.6MB
              • SHA256 7b81444b063f81e77c527c5589e86836cc2f7328deb2772300ccc7dc9e2510c3
              • 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\jaarrave.default-release\datareporting\glean\db\data.safe.tmp
              • Size 55KB
              • SHA256 e1c3579354d2745a9725b6e7dc385329a4b5f19e517680203f598ef381dea965
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 7c3607c65254e607559f9cf2656829b251be666985251b0a9f384d346e2e5c28
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\db\data.safe.tmp
              • Size 55KB
              • SHA256 5f376a64cfd0f723cbd7a8a5757d1bac7ffad6f6a80399c4b2ea9a7d6980ade5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\db\data.safe.tmp
              • Size 38KB
              • SHA256 62b90e17e3c8f87781ba2c47fdf4764924ddb69378c9b7ecd274f2749726b71b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 09a38982160bec32282830dd4a0bc40cbea171d140de030af558c0aafee3f5a8
              • MD5 SHA1 SHA512 TLSH

              0e35209c-6692-4d95-8c22-b1545e1a22bd

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\pending_pings\0e35209c-6692-4d95-8c22-b1545e1a22bd
              • Size 2KB
              • SHA256 317df0956a4b4bbedde660cf6fd9cdd872e87aa6dbd2d61cef9426df07837de0
              • MD5 SHA1 SHA512 TLSH

              35d9496a-b226-4d38-9997-1e9b78e98908

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\pending_pings\35d9496a-b226-4d38-9997-1e9b78e98908
              • Size 235B
              • SHA256 b825bdddc0ae904196720426c627a6275a2816321c57b6b739bc6a2386ebd777
              • MD5 SHA1 SHA512 TLSH

              6d8dbd00-4a49-47e0-8ba1-efc6bb07f157

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\pending_pings\6d8dbd00-4a49-47e0-8ba1-efc6bb07f157
              • Size 235B
              • SHA256 d75be0e6c10849ae573c870812d08a0c8c84975b6a12c28bd1c053298c02ebfb
              • MD5 SHA1 SHA512 TLSH

              7ded29d2-0eb3-431d-8d24-2e54fda8867a

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\pending_pings\7ded29d2-0eb3-431d-8d24-2e54fda8867a
              • Size 16KB
              • SHA256 47babff3feb19a7187326b9725dd40e09399e5b80cc0c0177da1f371d3f6837b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              b0cb304e-6629-44d9-a743-ddf1d2d864bb

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\pending_pings\b0cb304e-6629-44d9-a743-ddf1d2d864bb
              • Size 886B
              • SHA256 6453502d0aa6c91d5efad5e58367cf1860097e9b362c97ce13ad485098899588
              • MD5 SHA1 SHA512 TLSH

              e8e71fc2-586a-4fb2-b968-01bf0d15d2e6

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\datareporting\glean\pending_pings\e8e71fc2-586a-4fb2-b968-01bf0d15d2e6
              • Size 883B
              • SHA256 a18f92e0d459e5263be761b1fd29e4676b5e5a5540059d14ad9a1cc1bee7a700
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\extensions.json
              • Size 16KB
              • SHA256 ca46363143b2c1d42c0c6eeef60831ec761ec2ca4058b3d40a92031704eccb41
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

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

              LICENSE.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\gmp-widevinecdm\4.10.3050.0\LICENSE.tmp
              • Size 473B
              • SHA256 20de375707692099b3132084695377ce5fec0aec05813dedcce094b8eda44386
              • MD5 SHA1 SHA512 TLSH

              manifest.json

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

              widevinecdm.dll.sig.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\gmp-widevinecdm\4.10.3050.0\widevinecdm.dll.sig.tmp
              • Size 1KB
              • SHA256 c5f50bed6afd38490baca2ce8e8fdd1a39849c9f0dc06478a8a2e9226526607b
              • MD5 SHA1 SHA512 TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\prefs-1.js
              • Size 7KB
              • SHA256 7517b42889b562ed0d39b26d5cf0a1d3ed1bb7a8f38741132a236d0b73a6a02f
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\prefs-1.js
              • Size 11KB
              • SHA256 b29e67d646e9db47df6e48cb74fb5624bbd8b445681640ef069cc77c00e6bce8
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\prefs.js
              • Size 6KB
              • SHA256 88dcae5a9c886f31d2f8012538b9763bfbaa663107e862017be12f74ee68f4be
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\prefs.js
              • Size 6KB
              • SHA256 30260852561bd59ea91dbd960c16b51a9c0363085f610795532e0381040cf02e
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\prefs.js
              • Size 6KB
              • SHA256 f6b6d9d59a3fb5a390db087265887bc08d0d7d52211bde007191d7ae57346e3c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\sessionstore-backups\recovery.baklz4
              • Size 6KB
              • SHA256 56e86ed7f05e9cb64831be9d32cf0988e6dcf3cb5ad499aa6162d8c5b5119ab5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\sessionstore-backups\recovery.baklz4
              • Size 6KB
              • SHA256 8c88683b62e53a85148b2e0481123bb0557519322a50c4eba55302a2ee0d995d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.jsonlz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jaarrave.default-release\sessionstore-backups\recovery.jsonlz4
              • Size 1KB
              • SHA256 b6116452a38e9dd214a38e7dfe1bee2f2a873dceb18fc1bb959ac559dd432bac
              • MD5 SHA1 SHA512 TLSH