Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • 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
    10/07/2026, 03:58

General

  • Target
    http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion
  • Sample260710-ej1aaad16s
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 4 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:4704
    • 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:2908
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2016 -prefsLen 27099 -prefMapHandle 2020 -prefMapSize 270279 -ipcHandle 2096 -initialChannelId {6ae3b888-de9b-4c2d-aa30-cb98d857c09d} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:4404
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2496 -prefsLen 27135 -prefMapHandle 2500 -prefMapSize 270279 -ipcHandle 2508 -initialChannelId {f7cf255d-3fe8-4238-be34-8697ef89035a} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:3620
          • 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 {960b8d59-4654-48c7-85e0-25173de74eae} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:1764
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3976 -prefsLen 27276 -prefMapHandle 3980 -prefMapSize 270279 -ipcHandle 3784 -initialChannelId {8ec3b4fc-5446-44cd-95e4-dab10464f256} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:3116
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3036 -prefsLen 34775 -prefMapHandle 3040 -prefMapSize 270279 -jsInitHandle 4244 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3084 -initialChannelId {c2e31fbc-4267-4746-a1d3-acdb467ad81f} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:3768
            • 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 4756 -initialChannelId {543465c9-53e6-4815-8c10-fbd53f5f67aa} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:2400
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4908 -prefsLen 32900 -prefMapHandle 4912 -prefMapSize 270279 -jsInitHandle 4916 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4924 -initialChannelId {8e45c4b2-9987-470a-bbe2-eb8597896f5f} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:1692
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5188 -prefsLen 32900 -prefMapHandle 5192 -prefMapSize 270279 -jsInitHandle 5196 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5160 -initialChannelId {3071d534-1132-4efd-809c-445b876727f7} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:3640
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5344 -prefsLen 32952 -prefMapHandle 5340 -prefMapSize 270279 -jsInitHandle 5336 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5196 -initialChannelId {a6de747b-fc9d-44d5-ac4d-104d87cecbf1} -parentPid 2908 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2908" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:2136

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              9512A4488B00CC053350DAC32D417B4A35C11513

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\6apqb380.default-release\cache2\entries\9512A4488B00CC053350DAC32D417B4A35C11513
              • Size 10KB
              • SHA256 8db0fab025311afd2de9ab040dcb6c0ecddaf2d67340473e2cba9ccb4c12644d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon

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

              tmpaddon

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

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\db\data.safe.tmp
              • Size 5KB
              • SHA256 947624604cb1b9fe6b092f104a60c4849a2e0595030afc2e12d481bc5560ae36
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 347d2ad50f1b36acf45d6463850ea7ad0e7ab65f84e7aa22e1c9227aa8e8ed97
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\db\data.safe.tmp
              • Size 36KB
              • SHA256 5b4276d6aa16e26de6374015c5de0ed61f9d1e1255606a246632a55509a78076
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\db\data.safe.tmp
              • Size 36KB
              • SHA256 b56b43b2e214e6438bf94f89ccd071749e30fa6b5f2f069aeb9a2be5f470faf2
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\db\data.safe.tmp
              • Size 36KB
              • SHA256 fe36184f8134d4691ae9ed11531407cc407212b54fa583ad07030316e723933f
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 06b34f9f75829de3972942fc462d2832aec5efdbff0a898dc4f2fcd11f5aa0d0
              • MD5 SHA1 SHA512 TLSH

              5b115a6a-b86b-454d-a9f4-e67941374a68

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\pending_pings\5b115a6a-b86b-454d-a9f4-e67941374a68
              • Size 16KB
              • SHA256 dde904854ecf6360414e802b43e231d0edfc2783f064fedbe10df1e6842ce151
              • MD5 SHA1 SHA512 SSDEEP TLSH

              5b71e85c-2f31-4d8e-8b7d-9155d76a2ef5

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\pending_pings\5b71e85c-2f31-4d8e-8b7d-9155d76a2ef5
              • Size 886B
              • SHA256 4fde4a5ca089f41918bacb946a0b4a849722d68c243e2d873c90e009bcf22e09
              • MD5 SHA1 SHA512 TLSH

              97f5538b-374f-4330-9207-27c893a2f4ad

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\pending_pings\97f5538b-374f-4330-9207-27c893a2f4ad
              • Size 883B
              • SHA256 f8d90d5623e7b5dfa406dddb09017f6053496019e98a5936a4dd2ab51d289212
              • MD5 SHA1 SHA512 TLSH

              9cf71525-2fd7-419e-84f4-46c22b1bf54a

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\pending_pings\9cf71525-2fd7-419e-84f4-46c22b1bf54a
              • Size 235B
              • SHA256 cd3e40a74a0c4364f6ac7bd0b3ce4774c6ff299a5c7d2c8780de35a3ce2a1752
              • MD5 SHA1 SHA512 TLSH

              e6d94a9a-ed5c-4c26-ae0f-833ff833e3bd

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\pending_pings\e6d94a9a-ed5c-4c26-ae0f-833ff833e3bd
              • Size 2KB
              • SHA256 fdbf6ee11b3ae71050c25c0d6c396441499f13f263ebc785e23f6f68dde9c699
              • MD5 SHA1 SHA512 TLSH

              ec6c7c9a-e6fa-40be-9793-dc029f496bf3

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\datareporting\glean\pending_pings\ec6c7c9a-e6fa-40be-9793-dc029f496bf3
              • Size 235B
              • SHA256 de954abb6ac3ec42469a1f8b3685b61db0d1279ac80400159e32abe5cf07c373
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\extensions.json
              • Size 16KB
              • SHA256 150d68d5ec9f420e20d8b297a077d2994fbddefdb650f1c538c76fc2cc505ed6
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.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\6apqb380.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\6apqb380.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\6apqb380.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\6apqb380.default-release\prefs-1.js
              • Size 6KB
              • SHA256 d126ccb933bc000e6f88404e3d9dd554a2c2e2dfd44ec747f19c3a156ba10460
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\prefs-1.js
              • Size 7KB
              • SHA256 fa1bbe299fab152557547999b7c57c8b11e3ceb8fc42c988afafb897b1d9de67
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\prefs.js
              • Size 6KB
              • SHA256 1487d9a5451c1e1c3ced7a1f12838a9f9846f27c83789e6175bca6903a4e7d14
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\prefs.js
              • Size 6KB
              • SHA256 4ffdfe1170badb7ac04f8ac541a9a20baa0873749eae1e2af0fb4f68201f48b4
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.jsonlz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\sessionstore-backups\recovery.jsonlz4
              • Size 1KB
              • SHA256 a6e7436deb8e7e007e706a05b5c9cd7791b1c7e4395bc055a2414152e6b8e22e
              • MD5 SHA1 SHA512 TLSH