Analysis

  • user interaction
    yes
  • max time kernel
    112s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/09/2026, 20:56

General

  • Target
    NBJ0zCLD.html
  • Size 2KB
  • Sample260901-zrf7laxcpg
  • SHA256 50e4f7eb7451e69a8211d78a1a519dd5586a238a85e5ec23ddb7cf3cdf2461bb
  • MD5 SHA1 SHA512 TLSH
Score
1/10

Malware Config

Signatures

  • 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 2 IoCs
  • Suspicious use of FindShellTrayWindow 7 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 "C:\Users\Admin\AppData\Local\Temp\NBJ0zCLD.html"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4432
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\Users\Admin\AppData\Local\Temp\NBJ0zCLD.html
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4532
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2028 -prefsLen 27099 -prefMapHandle 1784 -prefMapSize 270279 -ipcHandle 2116 -initialChannelId {68fcae57-62ac-4ce2-a417-d1519ff43933} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:3064
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2516 -prefsLen 27135 -prefMapHandle 2520 -prefMapSize 270279 -ipcHandle 2528 -initialChannelId {78e37e3f-3042-4713-be52-2dbd68345cbb} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:1592
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3644 -prefsLen 27276 -prefMapHandle 3648 -prefMapSize 270279 -jsInitHandle 3652 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3656 -initialChannelId {5026901c-968d-4a72-87e6-1284d62a0e56} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:4820
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3648 -prefsLen 27276 -prefMapHandle 3644 -prefMapSize 270279 -ipcHandle 3868 -initialChannelId {e037448c-6b38-4440-bf5a-3ccc9a20a998} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:2516
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3312 -prefsLen 34775 -prefMapHandle 888 -prefMapSize 270279 -jsInitHandle 1336 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 1344 -initialChannelId {1373d6f5-9311-4794-9b5f-80a5129fc660} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:1480
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 2784 -prefsLen 35012 -prefMapHandle 2788 -prefMapSize 270279 -ipcHandle 4904 -initialChannelId {8ce9dbed-0d57-46c7-98ac-d2a1ada0f066} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:560
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5036 -prefsLen 32900 -prefMapHandle 5092 -prefMapSize 270279 -jsInitHandle 5088 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4712 -initialChannelId {db1cf046-5362-4ae9-ab6e-3c98e07b3e43} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:4040
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4872 -prefsLen 32952 -prefMapHandle 5244 -prefMapSize 270279 -jsInitHandle 5248 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5292 -initialChannelId {0ce2e0c2-e80f-4f2e-b6ab-8f5bc43272bf} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:3816
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5484 -prefsLen 32952 -prefMapHandle 5488 -prefMapSize 270279 -jsInitHandle 5492 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5500 -initialChannelId {1f9e0a2e-6b32-4629-b273-ed5ba625f268} -parentPid 4532 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4532" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:1648

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              5E43012191E7B1F510ACD5BF039D8BF1B9A277B2

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\pltyyssw.default-release\cache2\entries\5E43012191E7B1F510ACD5BF039D8BF1B9A277B2
              • Size 16KB
              • SHA256 d90adeadf298535b2441f1cfc575779374f2129213b68f76c13c35316945602d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmpaddon

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

              tmpaddon-1

              • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
              • Size 502KB
              • SHA256 87862f4bc8559fbe578389a9501dc01c4c585edb4bb03b238493327296d60171
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 24e4608eee7c9ab7ffbc9752966de17fcfc45f6efa025f0da1fe8994c243bc8f
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\db\data.safe.tmp
              • Size 7KB
              • SHA256 65eaccf08589c2fecb09f10c37596142b00175285eb3484be462aa48f5e5f00a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 2af7138fe45fd8ef37ee86fae483527bec1c2252aeb66b6d09ecbb8363172438
              • MD5 SHA1 SHA512 TLSH

              1e8f81f8-00e4-44ad-a2dd-1f5e09a3eb22

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\1e8f81f8-00e4-44ad-a2dd-1f5e09a3eb22
              • Size 15KB
              • SHA256 4c4a9f788ea2f3ebd895f0251bf4ade5c80f5d79baf0c08e2cf89efe6e669f68
              • MD5 SHA1 SHA512 SSDEEP TLSH

              247e4dac-8cdb-4098-92e9-c42df626b004

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\247e4dac-8cdb-4098-92e9-c42df626b004
              • Size 886B
              • SHA256 16a1a294a1169db974aa05c24e39655ac6ee0389d3e237301bd665d8783fe0f0
              • MD5 SHA1 SHA512 TLSH

              3569d576-f35e-4363-9942-e469f4ffc216

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\3569d576-f35e-4363-9942-e469f4ffc216
              • Size 235B
              • SHA256 8451fe39562480e92a7ec8bcd4cea7eb30eaa490726655e8aeb5b96947d445b7
              • MD5 SHA1 SHA512 TLSH

              48e8f40a-5ebf-4c59-9226-da7828cd86f7

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\48e8f40a-5ebf-4c59-9226-da7828cd86f7
              • Size 2KB
              • SHA256 4e240e06dfcc4f2b0a54be59df4a336a65d88dde00f20043f1de156f33c3ff8d
              • MD5 SHA1 SHA512 TLSH

              8636bd72-9283-4665-8c47-f14b2183c96a

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\8636bd72-9283-4665-8c47-f14b2183c96a
              • Size 235B
              • SHA256 0c0d62b440837b0ba52c55629dab966336b084aeaaaccb9c1efe6ba9b5954def
              • MD5 SHA1 SHA512 TLSH

              c202c35d-5d74-49f5-b9f9-daa384ea8604

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\c202c35d-5d74-49f5-b9f9-daa384ea8604
              • Size 883B
              • SHA256 d6e4d890cba8c187a644ac361154cfb38bc972253d283858894ba2334792bf16
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\extensions.json
              • Size 16KB
              • SHA256 0e37c527eb7ccd962981b463cf640fa96988d0ec764efe51abc608103310b59e
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.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\pltyyssw.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\pltyyssw.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\pltyyssw.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\pltyyssw.default-release\prefs-1.js
              • Size 7KB
              • SHA256 9c40404888cba9b57bdfecdce87caf298fba7f7c48bbc81ce6700d471519d987
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\prefs.js
              • Size 6KB
              • SHA256 cf9a4d0f8fe11cafa604efbc203ab87ea854028423f8aa621e3d570922fefc77
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\prefs.js
              • Size 6KB
              • SHA256 f0658dea027ed3b4e40f66f8a548cb802ac1783ecb7cc894c1e76b315512a4a0
              • MD5 SHA1 SHA512 SSDEEP TLSH

              3870112724rsegmnoittet-es.sqlite

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
              • Size 4.5MB
              • SHA256 2298da796c4841b07c8d63b0463bda82c9c8c28305cc2b47a9875bdde0c3ce3b
              • MD5 SHA1 SHA512 SSDEEP TLSH