Analysis

  • max time kernel
    124s
  • max time network
    125s
  • 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, 16:08

General

  • Target
    https://gofile.io/d/fuS2bF
  • Sample260722-tlqaesydkc

Malware Config

Signatures

  • Contacts third-party web service commonly abused for C2 1 TTPs 4 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Checks processor information in registry 2 TTPs 19 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 5 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://gofile.io/d/fuS2bF"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://gofile.io/d/fuS2bF
      2⤵
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:756
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1936 -prefsLen 27097 -prefMapHandle 1940 -prefMapSize 270279 -ipcHandle 2012 -initialChannelId {4135b1db-3bc0-43ed-b968-293395f36a56} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:2252
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2420 -prefsLen 27133 -prefMapHandle 2424 -prefMapSize 270279 -ipcHandle 2432 -initialChannelId {ffb1de3d-7a43-491a-bca5-6b095b3a6155} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:5316
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3708 -prefsLen 25164 -prefMapHandle 3712 -prefMapSize 270279 -jsInitHandle 3716 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3724 -initialChannelId {f51f3bdd-5228-491f-a70a-0e275e39fe01} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:5508
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3860 -prefsLen 27274 -prefMapHandle 3864 -prefMapSize 270279 -ipcHandle 3932 -initialChannelId {4b9b0640-0d4d-43cf-b838-e056c26749cb} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:3416
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4376 -prefsLen 34773 -prefMapHandle 4380 -prefMapSize 270279 -jsInitHandle 4384 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4392 -initialChannelId {369137af-c284-4032-9b60-1d7d12b250e9} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:3260
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 5196 -prefsLen 35010 -prefMapHandle 5200 -prefMapSize 270279 -ipcHandle 5112 -initialChannelId {552340e0-ac5a-414f-9aeb-f39446825a65} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:6116
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2920 -prefsLen 32952 -prefMapHandle 1552 -prefMapSize 270279 -jsInitHandle 3152 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5512 -initialChannelId {4a7a682f-e396-4ac8-96e6-7d42e6847992} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:5116
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5668 -prefsLen 32952 -prefMapHandle 5672 -prefMapSize 270279 -jsInitHandle 5676 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5684 -initialChannelId {575515e9-dc99-4dd3-9f52-f1b392924a0a} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:5000
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5856 -prefsLen 32952 -prefMapHandle 5860 -prefMapSize 270279 -jsInitHandle 5864 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5872 -initialChannelId {510f571c-3621-441a-a57d-78968128438d} -parentPid 756 -crashReporter "\\.\pipe\gecko-crash-server-pipe.756" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:5236
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k GPSvcGroup
          1⤵
            PID:2692

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                4E3D8FAAF804AAC616BC48BD4AFA8BE284516FCF

                • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\6leyazu9.default-release\cache2\entries\4E3D8FAAF804AAC616BC48BD4AFA8BE284516FCF
                • Size 15KB
                • SHA256 826895e2e354cc13251f6e3dab5541d1743578237acd4e5629684ae536c06472
                • MD5 SHA1 SHA512 SSDEEP TLSH

                9512A4488B00CC053350DAC32D417B4A35C11513

                • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\6leyazu9.default-release\cache2\entries\9512A4488B00CC053350DAC32D417B4A35C11513
                • Size 15KB
                • SHA256 c7df956120b707fdbb21242a73601e5c5b249c235c8488e8b2d07b21db0402cb
                • 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\6leyazu9.default-release\datareporting\glean\db\data.safe.tmp
                • Size 7KB
                • SHA256 e131f1b263db432eaeb727ce68a38d7dcd9646eccf20079d787fd343fd88aa4f
                • MD5 SHA1 SHA512 SSDEEP TLSH

                events

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\datareporting\glean\events\events
                • Size 1KB
                • SHA256 57da9ce06395ba2281bdb9cd29337a3b5a00dc93d7e1b7278955d581712e0806
                • MD5 SHA1 SHA512 TLSH

                0c3d4438-fda0-4539-a70d-4542b66e5f63

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\datareporting\glean\pending_pings\0c3d4438-fda0-4539-a70d-4542b66e5f63
                • Size 235B
                • SHA256 91813a91521f7ca9f0d43acac3a3d8f97c8e491f446f5bd9fcab087eaf6524e3
                • MD5 SHA1 SHA512 TLSH

                3370aa0e-f1d9-442e-b6c6-c483bd565973

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\datareporting\glean\pending_pings\3370aa0e-f1d9-442e-b6c6-c483bd565973
                • Size 886B
                • SHA256 4c5d8ea5fb77ec5f5cfae3488e2c20f4448c1c83b99a3391f11d4bf96ee4918c
                • MD5 SHA1 SHA512 TLSH

                7f335f24-4925-4ac9-b26e-66ca87ae2b86

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\datareporting\glean\pending_pings\7f335f24-4925-4ac9-b26e-66ca87ae2b86
                • Size 16KB
                • SHA256 dfc525dd0f62153587a6676fd173d012703e124615af66cad70829a4a4b0d70b
                • MD5 SHA1 SHA512 SSDEEP TLSH

                ccaf294c-d874-4420-934c-360a420f242b

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\datareporting\glean\pending_pings\ccaf294c-d874-4420-934c-360a420f242b
                • Size 235B
                • SHA256 5a3b46625ce0e38639cf3c82ab94bdbb2af612378123202904f1cf820f5f6a5f
                • MD5 SHA1 SHA512 TLSH

                f02382a8-b937-4df0-84f1-c9f67a3b292e

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\datareporting\glean\pending_pings\f02382a8-b937-4df0-84f1-c9f67a3b292e
                • Size 883B
                • SHA256 bcf5756ae80245499c2826c07f5c30eecbfa581ff92c5f7daaa35f30792339fe
                • MD5 SHA1 SHA512 TLSH

                fa83d7bd-1299-47af-87db-f9ce5b23817f

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\datareporting\glean\pending_pings\fa83d7bd-1299-47af-87db-f9ce5b23817f
                • Size 2KB
                • SHA256 7f0e811c42a7d1357c1e212ae71d4a962a1b895bf436dfcf9a67ad6e25eb2a20
                • MD5 SHA1 SHA512 TLSH

                extensions.json

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\extensions.json
                • Size 16KB
                • SHA256 56fee814c5ed818611ef9f60f6afa0d53851fc523bb26b9a3372fdbb75eddb4d
                • MD5 SHA1 SHA512 SSDEEP TLSH

                gmpopenh264.dll

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.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\6leyazu9.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\6leyazu9.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\6leyazu9.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\6leyazu9.default-release\prefs-1.js
                • Size 8KB
                • SHA256 e613af021a097ebe89c12ec06c3a9034983094e5f46b1f337e96ca376803f285
                • MD5 SHA1 SHA512 SSDEEP TLSH

                prefs-1.js

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\prefs-1.js
                • Size 6KB
                • SHA256 cb183284a86c8cd04f89353dd3b11dfe0d261314170d472f895dec84f0acaf85
                • MD5 SHA1 SHA512 SSDEEP TLSH

                prefs.js

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\prefs.js
                • Size 6KB
                • SHA256 f3f1e2fdc003aefd235e4023683a1b1be28f5da6678332b4578ab40d091fd474
                • MD5 SHA1 SHA512 SSDEEP TLSH

                recovery.baklz4

                • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6leyazu9.default-release\sessionstore-backups\recovery.baklz4
                • Size 1KB
                • SHA256 7f837154d030a290dd23076b613a66e45e6b13d7dc78e985e92a8f5b15b2acc5
                • MD5 SHA1 SHA512 TLSH