Analysis

  • user interaction
    yes
  • max time kernel
    25s
  • max time network
    27s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 14:14

General

  • Target
    a.html
  • Size 24KB
  • Sample260722-rj3fvsff87
  • SHA256 1654c1c70b15a8eba9bdd092565f30385d0278c2d10a45628716fc9138db8d59
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 21 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 40 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 "C:\Users\Admin\AppData\Local\Temp\a.html"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3956
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\Users\Admin\AppData\Local\Temp\a.html
      2⤵
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4768
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1964 -prefsLen 27097 -prefMapHandle 1968 -prefMapSize 270279 -ipcHandle 2056 -initialChannelId {48467407-7766-4c5b-a008-9ac082f4255d} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:1160
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2436 -prefsLen 27133 -prefMapHandle 2440 -prefMapSize 270279 -ipcHandle 2448 -initialChannelId {d0bb4b55-f8cc-40d2-904a-4476d166d27e} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:1844
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3860 -prefsLen 27274 -prefMapHandle 3864 -prefMapSize 270279 -jsInitHandle 3868 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3876 -initialChannelId {c44ca586-cf6f-4636-bf2e-a366b0be1a73} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:4176
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 4024 -prefsLen 27274 -prefMapHandle 4028 -prefMapSize 270279 -ipcHandle 4116 -initialChannelId {9b53d4a8-c11f-4028-bd10-05ae5f1504b3} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:5068
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4580 -prefsLen 34773 -prefMapHandle 4584 -prefMapSize 270279 -jsInitHandle 4588 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4608 -initialChannelId {14507773-6434-4ddf-9fdf-df4d4c977b3c} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:4804
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 5248 -prefsLen 34903 -prefMapHandle 5252 -prefMapSize 270279 -ipcHandle 5260 -initialChannelId {4a1dc003-b7f0-4ac5-ac5b-a38a17d577a8} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:3044
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5748 -prefsLen 32952 -prefMapHandle 5720 -prefMapSize 270279 -jsInitHandle 5744 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5004 -initialChannelId {f6ea3d2b-0dd2-4d91-bd3e-65d8595a6e07} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:5544
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5904 -prefsLen 32952 -prefMapHandle 5908 -prefMapSize 270279 -jsInitHandle 5912 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5920 -initialChannelId {d3af6f4e-d70c-4485-b687-65ac157ef793} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:5292
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 6088 -prefsLen 32952 -prefMapHandle 6092 -prefMapSize 270279 -jsInitHandle 6096 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 6104 -initialChannelId {ac495449-b3c5-4a0d-84db-43c67265c549} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:3440
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5636 -prefsLen 32952 -prefMapHandle 6292 -prefMapSize 270279 -jsInitHandle 1096 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 6480 -initialChannelId {fca63000-d722-47fd-90bf-e85e48d3d266} -parentPid 4768 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4768" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 10 tab
              3⤵
              • Checks processor information in registry
              PID:5568

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              AlternateServices.bin

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\AlternateServices.bin
              • Size 8KB
              • SHA256 1d7f667d99d3611f7559db2e40c1715c74f04c892147b3b2f28979ed32c57940
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\db\data.safe.tmp
              • Size 5KB
              • SHA256 f6b31d58b854fea33054173512fedc42053656b89b2b2a6296d5956f72b7f966
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 2ffc3aec1f821134f080a857aea7481d055c33114b2290a1b0fb953a2ceb1e0b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 c6aee004992c9726a4ddd41f359de654baf1596e2b80376e8e2ed50195f3ce6e
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 351c507a608234ff5f8f95887f11e0f6dafc5524a0a817b88394a2e57ddebefa
              • MD5 SHA1 SHA512 TLSH

              1b051860-f51c-4e15-bb82-5d7fd5d0e754

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\1b051860-f51c-4e15-bb82-5d7fd5d0e754
              • Size 235B
              • SHA256 8ddd3db3f3abd7ca407acd280329165008ee88540a4ec4703147bebb2fdf4024
              • MD5 SHA1 SHA512 TLSH

              33943ce4-d1f1-4a84-beb9-9fd2ae99dd94

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\33943ce4-d1f1-4a84-beb9-9fd2ae99dd94
              • Size 883B
              • SHA256 9df11e6f9b6c0c5551dacf1d6d7f98a7d45ceb9040a9336dc1abb2fc9b67f8be
              • MD5 SHA1 SHA512 TLSH

              453fc502-75aa-49d7-89ee-ec8d1763888a

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\453fc502-75aa-49d7-89ee-ec8d1763888a
              • Size 886B
              • SHA256 52437ee7c2f8b3435c9f77b1fed1b608481e3c810743843aeb55f8ecb0327a65
              • MD5 SHA1 SHA512 TLSH

              72176c25-8eee-49dc-8756-d9743745893a

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\72176c25-8eee-49dc-8756-d9743745893a
              • Size 2KB
              • SHA256 4551491f617931a4dd0e8eacd6814dbe48a314a1ddd9cf899264953188f0f2f3
              • MD5 SHA1 SHA512 TLSH

              e60560fa-9668-4091-aacf-c31ec22d75af

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\e60560fa-9668-4091-aacf-c31ec22d75af
              • Size 16KB
              • SHA256 f3b4cbbfdaad849a355eb38e5630ce5f9fa77d1367a441bc9291ee9f94ca8cec
              • MD5 SHA1 SHA512 SSDEEP TLSH

              fc47182f-e601-45e5-a55e-a0f8f44104b9

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\fc47182f-e601-45e5-a55e-a0f8f44104b9
              • Size 235B
              • SHA256 942f5b000f056dd3fac8d13baedd10352500021627b50f5d978e12976c2c7ee3
              • MD5 SHA1 SHA512 TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\prefs-1.js
              • Size 6KB
              • SHA256 3b50adb175f0230454d1c1ebd214ff99db559cdad520691834430d8f13e7b3b5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\prefs.js
              • Size 6KB
              • SHA256 b7b28dfdc9ee630847c2cc20f869ca127c192c4cc05885a542e3fa2e0fc97f38
              • MD5 SHA1 SHA512 SSDEEP TLSH

              3870112724rsegmnoittet-es.sqlite

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
              • Size 5.4MB
              • SHA256 a68ddaefce9a7cabc812b42eacf67d205e60d5471ce5b92b09ebda9eaf4cff41
              • MD5 SHA1 SHA512 SSDEEP TLSH