Analysis

  • user interaction
    yes
  • max time kernel
    199s
  • max time network
    199s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    05/09/2026, 01:57

General

  • Target
    https://gofile.io/d/rpDWKXph
  • Sample260905-cdgvmsvcph

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • 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.

  • Drops desktop.ini file(s) 3 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 10 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 37 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/rpDWKXph"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:780
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://gofile.io/d/rpDWKXph
      2⤵
      • Downloads MZ/PE file
      • Drops desktop.ini file(s)
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • Checks processor information in registry
      • Modifies registry class
      • NTFS ADS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1988 -prefsLen 27100 -prefMapHandle 1992 -prefMapSize 270279 -ipcHandle 2088 -initialChannelId {1946b9e4-9c1f-4c15-ad54-14eec803e44f} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
        3⤵
          PID:1896
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2484 -prefsLen 27136 -prefMapHandle 2488 -prefMapSize 270279 -ipcHandle 2496 -initialChannelId {07431254-aeae-4423-ae82-9c5190b2aef6} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
          3⤵
            PID:2948
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3880 -prefsLen 25164 -prefMapHandle 3884 -prefMapSize 270279 -jsInitHandle 3888 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3896 -initialChannelId {6d992d8c-3068-4150-869e-9ff66c3bdacf} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
            3⤵
            • Checks processor information in registry
            PID:2444
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 4068 -prefsLen 27277 -prefMapHandle 4072 -prefMapSize 270279 -ipcHandle 4120 -initialChannelId {7b4760cf-b8a6-4905-8a64-7bb700f000f3} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
            3⤵
              PID:4892
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2704 -prefsLen 34776 -prefMapHandle 2708 -prefMapSize 270279 -jsInitHandle 2796 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3076 -initialChannelId {6df531ec-eb4e-46b9-a0fb-7ddd90d9bdbf} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
              3⤵
              • Checks processor information in registry
              PID:3320
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 3160 -prefsLen 34932 -prefMapHandle 3164 -prefMapSize 270279 -ipcHandle 4456 -initialChannelId {069908b6-7ef7-4e16-acc6-73e008a38eec} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
              3⤵
              • Checks processor information in registry
              PID:1936
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2820 -prefsLen 32900 -prefMapHandle 5276 -prefMapSize 270279 -jsInitHandle 2824 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5304 -initialChannelId {ad56d469-5987-4fd6-be85-22f07244b34b} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
              3⤵
              • Checks processor information in registry
              PID:5316
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5492 -prefsLen 32952 -prefMapHandle 5496 -prefMapSize 270279 -jsInitHandle 5500 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5024 -initialChannelId {a13284db-f479-4ca2-a81a-8b16f7e3987b} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
              3⤵
              • Checks processor information in registry
              PID:5328
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5696 -prefsLen 32952 -prefMapHandle 5700 -prefMapSize 270279 -jsInitHandle 5704 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5712 -initialChannelId {669d9432-bccf-4f07-8dc4-4cb5eafa1326} -parentPid 3032 -crashReporter "\\.\pipe\gecko-crash-server-pipe.3032" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
              3⤵
              • Checks processor information in registry
              PID:5368
            • C:\Users\Admin\Downloads\CS2Overlay.exe
              "C:\Users\Admin\Downloads\CS2Overlay.exe"
              3⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of SetWindowsHookEx
              PID:3824

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              5E43012191E7B1F510ACD5BF039D8BF1B9A277B2

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ploc9qy0.default-release\cache2\entries\5E43012191E7B1F510ACD5BF039D8BF1B9A277B2
              • Size 16KB
              • SHA256 c475d2bdc6a7a5d8f7d74d04a161f71746325e6876ef6ee051b4e14bd4de1449
              • 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\ploc9qy0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 35KB
              • SHA256 63ca9ece53bf607407a596d6e8f0a7a764b61d3dff9cb05d741ee46bd313b802
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 28KB
              • SHA256 54cf784f8023b8dd0e9ff96129baf805ab86f61e729b730b565144f4bfa946ea
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 35KB
              • SHA256 d7aa18514b459738e011d7a94d9351e3d5d4bc720c42ca3ecc19285412e3d179
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 25KB
              • SHA256 351ab0c835f105a64305786c8e354c5bda86b80c08061fe718d3397da38077ac
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\db\data.safe.tmp
              • Size 35KB
              • SHA256 b4dee8149b8820fbdb4759f0f26ca0e574c2efd2bd0ef78f11c384cb17f2fc74
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 979321055afa5923c5c019cec02728438826fb1842e8c5d4bf8085e2b3de8b40
              • MD5 SHA1 SHA512 TLSH

              48f7b42e-7407-46e3-9983-32a210bd464e

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\pending_pings\48f7b42e-7407-46e3-9983-32a210bd464e
              • Size 235B
              • SHA256 985cb63337f4158e1b971ac8fe18fc8534f4d0da3d2eab667c27c3657ad52488
              • MD5 SHA1 SHA512 TLSH

              4967ac23-900e-4723-8235-57b334fff121

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\pending_pings\4967ac23-900e-4723-8235-57b334fff121
              • Size 2KB
              • SHA256 44e1aa24852785d9a1f904d6ca68bf724e6e5fa4db9d122dc58411defc73ee29
              • MD5 SHA1 SHA512 TLSH

              79220a4e-dd53-4284-92b6-6b82dafad03c

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\pending_pings\79220a4e-dd53-4284-92b6-6b82dafad03c
              • Size 871B
              • SHA256 d21c8ea546a40c0fa10652d8f4b158348f0ffef9a5f5bef6c77655c3a4fa113c
              • MD5 SHA1 SHA512 TLSH

              7c274645-d6be-4013-b94d-dafca323c21e

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\pending_pings\7c274645-d6be-4013-b94d-dafca323c21e
              • Size 280B
              • SHA256 cdbce2553c1a68276e603d4b7a6e708d0635f1f12bfed90b3607b68c232d09ab
              • MD5 SHA1 SHA512 TLSH

              912a25d9-c50c-413e-8ad2-613028557d98

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\datareporting\glean\pending_pings\912a25d9-c50c-413e-8ad2-613028557d98
              • Size 931B
              • SHA256 cdd0661e9384ef24209d333d2eb6db3ce9f9aca1199f47c5b32bbe96266c7860
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\extensions.json
              • Size 16KB
              • SHA256 e99ff9cc9a9184fdded3dbfeb2d52a06025b92722b51ced73fe108eafa6c5d89
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.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\ploc9qy0.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\ploc9qy0.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\ploc9qy0.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\ploc9qy0.default-release\prefs-1.js
              • Size 6KB
              • SHA256 40a67c3c6392a925cb3d7a08963bc81d37539fb0b95363562e45206afd92ebf5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\prefs-1.js
              • Size 7KB
              • SHA256 65776c7ffb1b770007b80171ce733c3b2bef5c7d380064c3424cdef51002e58b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\prefs.js
              • Size 6KB
              • SHA256 b7f1c8632667a6c31dbcce2c5c0076a3416e0e44485fdf94f01c27e8a87c1949
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\prefs.js
              • Size 6KB
              • SHA256 d06308355a98b5667fe4f54ff3e7d49de9b8802a1d9c5a8438cf82b102bc6695
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\sessionstore-backups\recovery.baklz4
              • Size 2KB
              • SHA256 35d5fc89234d560e685badd282a776cf77a815aa34b53e1fb201ce75ab1055b1
              • MD5 SHA1 SHA512 TLSH

              recovery.jsonlz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ploc9qy0.default-release\sessionstore-backups\recovery.jsonlz4
              • Size 2KB
              • SHA256 d4acb71b8d218116e63ea7d1eb84f675dee0833207975cc8372e371f5dfc4f42
              • MD5 SHA1 SHA512 TLSH

              CS2Overlay.exe

              • Path C:\Users\Admin\Downloads\CS2Overlay.exe
              • Size 524KB
              • SHA256 5fc544e17626b97f58c7047436025f8e0ae13a2e9e1915427409b67d9a3c2dbe
              • MD5 SHA1 SHA512 SSDEEP TLSH