Analysis

  • user interaction
    yes
  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 22:21

General

  • Target
    https://nervelin-us.storage.googleapis.com/7783b7ebce3a48.html
  • Sample260916-19pr5afa24
Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 19 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 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 "https://nervelin-us.storage.googleapis.com/7783b7ebce3a48.html"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5464
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://nervelin-us.storage.googleapis.com/7783b7ebce3a48.html
      2⤵
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5296
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1972 -prefsLen 27097 -prefMapHandle 1976 -prefMapSize 270279 -ipcHandle 2044 -initialChannelId {d7282113-1c7d-44ef-810d-fe4c3e02a845} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:3496
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2424 -prefsLen 27133 -prefMapHandle 2428 -prefMapSize 270279 -ipcHandle 2436 -initialChannelId {e5b6f87f-1553-454c-aaa6-fad190b8ae3d} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:5408
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3920 -prefsLen 25213 -prefMapHandle 3924 -prefMapSize 270279 -jsInitHandle 3928 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3936 -initialChannelId {1d079d36-9108-49f0-af81-d03efc3b022f} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:6132
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3956 -prefsLen 27323 -prefMapHandle 4060 -prefMapSize 270279 -ipcHandle 4164 -initialChannelId {03487b1d-46d7-439c-be93-95538a12837c} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:2440
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2724 -prefsLen 34822 -prefMapHandle 3164 -prefMapSize 270279 -jsInitHandle 3168 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 2784 -initialChannelId {983ffd79-3ad2-4f96-a0ac-8194c4f96170} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:3792
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 5148 -prefsLen 34822 -prefMapHandle 5152 -prefMapSize 270279 -ipcHandle 5160 -initialChannelId {441b47da-1ca0-484e-b580-a0bdc8481308} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:2412
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5504 -prefsLen 32952 -prefMapHandle 5508 -prefMapSize 270279 -jsInitHandle 5512 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5516 -initialChannelId {114632c4-b886-4e86-8189-61e9f0e83b03} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:3048
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5684 -prefsLen 32952 -prefMapHandle 5688 -prefMapSize 270279 -jsInitHandle 5692 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5700 -initialChannelId {55b35ca7-f5f9-45b9-9f55-e83523c502fb} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:4316
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5872 -prefsLen 32952 -prefMapHandle 5876 -prefMapSize 270279 -jsInitHandle 5880 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5888 -initialChannelId {a8302a78-a1ed-43b3-8992-1c7e51428f73} -parentPid 5296 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5296" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:2732

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              5E43012191E7B1F510ACD5BF039D8BF1B9A277B2

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\dncgaxd6.default-release\cache2\entries\5E43012191E7B1F510ACD5BF039D8BF1B9A277B2
              • Size 16KB
              • SHA256 74d79199c5014122c2f0036bd93442f81ade9081dcad70b4b2556f12cd65400a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              AABAB860D2646FDCEACF8AAC0CD412654CE5E4C0

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\dncgaxd6.default-release\cache2\entries\AABAB860D2646FDCEACF8AAC0CD412654CE5E4C0
              • Size 16KB
              • SHA256 d4a9780d7c2797900b09e04b5885ecc19e2f700af0d9055af775b38bbab52a47
              • 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\dncgaxd6.default-release\datareporting\glean\db\data.safe.tmp
              • Size 7KB
              • SHA256 be0c40381ac9e2505e7b34304fce901b3899628217aa04969551a65d0f978504
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 bfde125b0be12fff1a0dcf89c19b18e65374bc54cd3ced715673d5a8a4bd4657
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 bb23cdb71019bcea9c6cabb225fe29dd1359ddaaff2595da376ba2452f9cfbec
              • MD5 SHA1 SHA512 TLSH

              14c2e0f4-f4a7-49d8-9f68-6c13ccad8e68

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\pending_pings\14c2e0f4-f4a7-49d8-9f68-6c13ccad8e68
              • Size 883B
              • SHA256 a51edcc53d2ba72adc0764fec76ff5371915bcdda487b2a214f6d1be90a2f9ce
              • MD5 SHA1 SHA512 TLSH

              6fc46ae8-c731-4cce-b66a-39ad4ee980c9

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\pending_pings\6fc46ae8-c731-4cce-b66a-39ad4ee980c9
              • Size 235B
              • SHA256 9ff52f339cec2d0050504dc417833654095e0b187d8d9f3271db276456bb9caa
              • MD5 SHA1 SHA512 TLSH

              70238ace-437a-495d-ba6e-c085c6804bac

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\pending_pings\70238ace-437a-495d-ba6e-c085c6804bac
              • Size 2KB
              • SHA256 70f624953aeed2bc9f092d966e395a2a9a65dde374efa8974f45c9a90bd28145
              • MD5 SHA1 SHA512 TLSH

              89ac0808-79e2-4da6-9104-e18371a69f43

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\pending_pings\89ac0808-79e2-4da6-9104-e18371a69f43
              • Size 16KB
              • SHA256 e570ff8c9280f1a60514d4d86e83879ca52bb1c1dd0e29c8edd95bbd90a0dcdf
              • MD5 SHA1 SHA512 SSDEEP TLSH

              9b2fba1a-1070-47b7-a741-aa5eba74d630

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\pending_pings\9b2fba1a-1070-47b7-a741-aa5eba74d630
              • Size 886B
              • SHA256 3db7651fa250f089bcd668840f1f1330e4ebdc49b205ffd278783ef98b19160e
              • MD5 SHA1 SHA512 TLSH

              bca14fd5-b84d-436b-b336-1949f57ff4c4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\datareporting\glean\pending_pings\bca14fd5-b84d-436b-b336-1949f57ff4c4
              • Size 235B
              • SHA256 cab15daba77dfb6eadf0b878aa317880f6400a9ed71a7f760e080b448a7a4aed
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\extensions.json
              • Size 16KB
              • SHA256 090d239ff115c0efb15e9452bd7ed8fcaa6e7fa053974b75c7972b99762b197f
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.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\dncgaxd6.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\dncgaxd6.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\dncgaxd6.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\dncgaxd6.default-release\prefs-1.js
              • Size 8KB
              • SHA256 68882b5c4c2ca4d41adfa6a22b0227fcd4a5d255bb0565803c3c38ef24101adf
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\prefs.js
              • Size 6KB
              • SHA256 1bc4630b216eb5673a924ff1291b9728951c30727d54989ba0fe7bd57535bf8d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\prefs.js
              • Size 6KB
              • SHA256 a3fde72aa8640f94cdd57bb1e422e11df52bd0dd495542d9668e667538fbd79b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\prefs.js
              • Size 6KB
              • SHA256 189004108b5a3451739e3f00e0adc00e4ebf91c93cb47ff07ace507a94e743ef
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\dncgaxd6.default-release\sessionstore-backups\recovery.baklz4
              • Size 1KB
              • SHA256 bfcadf3cdabea8ed87ef3e059305adb24460b56ae091b6b5c02390b7db7fc0c0
              • MD5 SHA1 SHA512 TLSH