Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/07/2026, 01:55

General

  • Target
    2026-07-22_3699f8f804284d31c8e17fe84c4c9c60_darkgate_elex_glassworm_remcos_stop.exe
  • Size 5.8MB
  • Sample260723-ccf7qafb49
  • SHA256 a0f687a92d02dddb50b3ade7c9273660088fbd46037be5b609dd57d85d905996
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • A potential corporate email address has been identified in the URL: [email protected]
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 20 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 22 IoCs
  • Modifies registry class 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 46 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:\Users\Admin\AppData\Local\Temp\2026-07-22_3699f8f804284d31c8e17fe84c4c9c60_darkgate_elex_glassworm_remcos_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-22_3699f8f804284d31c8e17fe84c4c9c60_darkgate_elex_glassworm_remcos_stop.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Installs/modifies Browser Helper Object
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3724
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4552
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.internetdownloadmanager.com/support/installffextfrommozillasite.html
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4420
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.internetdownloadmanager.com/support/installffextfrommozillasite.html
        3⤵
        • Drops desktop.ini file(s)
        • 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:4888
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1996 -prefsLen 27099 -prefMapHandle 2000 -prefMapSize 270279 -ipcHandle 2076 -initialChannelId {539db0d1-e930-493a-b8bc-40243c1368bc} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
          4⤵
            PID:512
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2476 -prefsLen 27135 -prefMapHandle 2480 -prefMapSize 270279 -ipcHandle 2488 -initialChannelId {7f8431a3-5671-40b9-bc21-7a77d257f91d} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
            4⤵
              PID:3416
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3776 -prefsLen 25164 -prefMapHandle 3780 -prefMapSize 270279 -jsInitHandle 3784 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3792 -initialChannelId {05baf613-e6e1-4b1a-8b5e-b21c4d2a1693} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
              4⤵
              • Checks processor information in registry
              PID:1812
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3940 -prefsLen 27276 -prefMapHandle 3944 -prefMapSize 270279 -ipcHandle 4024 -initialChannelId {12bb7d8d-a46f-4b3c-9446-1e6946be7a49} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
              4⤵
                PID:1816
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2784 -prefsLen 34775 -prefMapHandle 2788 -prefMapSize 270279 -jsInitHandle 3136 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4352 -initialChannelId {bf747dcd-d488-480a-9adf-440c559a2c0d} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
                4⤵
                • Checks processor information in registry
                PID:3876
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4904 -prefsLen 35012 -prefMapHandle 4464 -prefMapSize 270279 -ipcHandle 4620 -initialChannelId {3b4bf740-1322-40a5-93d7-5543cdf718bd} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
                4⤵
                • Checks processor information in registry
                PID:3640
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5136 -prefsLen 32952 -prefMapHandle 5140 -prefMapSize 270279 -jsInitHandle 5144 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5152 -initialChannelId {4911a69e-0840-4b5e-93d9-2507b9b18807} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
                4⤵
                • Checks processor information in registry
                PID:4164
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5176 -prefsLen 32952 -prefMapHandle 5180 -prefMapSize 270279 -jsInitHandle 5184 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5192 -initialChannelId {c46f011c-39d7-4f00-8fe1-950b684bab6f} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
                4⤵
                • Checks processor information in registry
                PID:4696
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5592 -prefsLen 32952 -prefMapHandle 5596 -prefMapSize 270279 -jsInitHandle 5600 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5184 -initialChannelId {98e8060b-5eb7-47fd-ac89-ad105c18ba74} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
                4⤵
                • Checks processor information in registry
                PID:1124
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5520 -prefsLen 32952 -prefMapHandle 5516 -prefMapSize 270279 -jsInitHandle 5164 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5548 -initialChannelId {7b3afbd4-c986-4840-b0b9-6ca9595c8e03} -parentPid 4888 -crashReporter "\\.\pipe\gecko-crash-server-pipe.4888" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 10 tab
                4⤵
                • Checks processor information in registry
                PID:2336
          • C:\Windows\SysWOW64\regsvr32.exe
            "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
            2⤵
            • System Location Discovery: System Language Discovery
            PID:3764
          • C:\Windows\SysWOW64\regsvr32.exe
            "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMIECC64.dll"
            2⤵
            • System Location Discovery: System Language Discovery
            PID:2368
          • C:\Windows\SysWOW64\regsvr32.exe
            "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMGetAll64.dll"
            2⤵
            • System Location Discovery: System Language Discovery
            PID:3956
          • C:\Windows\SysWOW64\regsvr32.exe
            "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\downlWithIDM64.dll"
            2⤵
            • System Location Discovery: System Language Discovery
            PID:4464

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              4E3D8FAAF804AAC616BC48BD4AFA8BE284516FCF

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\pltyyssw.default-release\cache2\entries\4E3D8FAAF804AAC616BC48BD4AFA8BE284516FCF
              • Size 15KB
              • SHA256 e2ad43ff96983b3cccb63b5dad8256b6547b8a151bf2ea3552eaa8cdbfc821ed
              • MD5 SHA1 SHA512 SSDEEP TLSH

              aba4ae37-e3a5-403b-a9f6-bd715a885d8c.zip

              • Path C:\Users\Admin\AppData\Local\Temp\aba4ae37-e3a5-403b-a9f6-bd715a885d8c.zip
              • Size 3.7MB
              • SHA256 9174664eae8a4dfc6b9a979d3806a8cfb2b1f190b4ff593cd6a9f0dac982de5a
              • 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\pltyyssw.default-release\datareporting\glean\db\data.safe.tmp
              • Size 24KB
              • SHA256 c40e812c002dc08094387df6270f8a1b38274edfc7ef838cabe6bb72af757caf
              • 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 28KB
              • SHA256 0853899ef63b811654112cc6ed288611cc445edf0ab20d4c48f8415d490f3e06
              • 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 35KB
              • SHA256 bd01357b2bc8beb4da5626383a3bc2c07a7e1e1cb22be226c209c560044560bb
              • 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 35KB
              • SHA256 d43db9c84ddbc7a80a8e2e51b4929edc2c994434c8b004e3c524ed62a2bf1a87
              • 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 35KB
              • SHA256 938b11d2a8b318f5f49aed26b8db217c89f8fca5b23aeb6f64ea456f243c7af5
              • 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 e4d6cf691453cf0a671ee8558a7195ff61804aaab0dc972469fc4f9ead67481c
              • MD5 SHA1 SHA512 TLSH

              0ceed0a0-b7d2-42a7-9460-7f5df70490ae

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\0ceed0a0-b7d2-42a7-9460-7f5df70490ae
              • Size 235B
              • SHA256 88a0eeab034c62d516fab8d195354e035e224d7e0a6e7e84be5cd17eb6f72e9c
              • MD5 SHA1 SHA512 TLSH

              199a6775-5528-460a-8a13-d86396efe178

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\199a6775-5528-460a-8a13-d86396efe178
              • Size 235B
              • SHA256 ac7f749fbc272d3e9831a2611c73255e50bf2421e96764bf37cef8b143be1b82
              • MD5 SHA1 SHA512 TLSH

              3decad53-34c9-4098-9b72-b6aa63adfdfe

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\3decad53-34c9-4098-9b72-b6aa63adfdfe
              • Size 2KB
              • SHA256 a58621ae2de1e3290dbc08b3cf22e0293f01d0d5fd37f888fb148cb759809a58
              • MD5 SHA1 SHA512 TLSH

              b84b97e6-85b8-4cad-8874-83de31e0838d

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\b84b97e6-85b8-4cad-8874-83de31e0838d
              • Size 871B
              • SHA256 6c633a0c1c2732751e27390e7763844596fc68c2c454ad9949c088ef54ca303b
              • MD5 SHA1 SHA512 TLSH

              dfa44c0c-f9a0-43a8-a104-1d5ff87c1161

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\datareporting\glean\pending_pings\dfa44c0c-f9a0-43a8-a104-1d5ff87c1161
              • Size 886B
              • SHA256 e8d8cf7e7729d218a476f1979553e9c0b07f220ab904689b45c8eaafbcf30fbe
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\extensions.json
              • Size 16KB
              • SHA256 9b0b81f87a7e4812dafdf2ecb02d828cdffcb2e17340503af734e4c4f8fbddef
              • 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 12KB
              • SHA256 be2fa8f610c83524e574bd78e0d488ae63c984b937bac035967f88999aaee5f2
              • 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 c8072b4d3fdcc36fab843f5ed50b1fcec37f7a59d821067b41e3c1095ca67330
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\prefs-1.js
              • Size 6KB
              • SHA256 a9b87a8946707aec1940d849c03c6f4e7a0273f0bd0b1498086a7601fb0607f1
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\prefs.js
              • Size 6KB
              • SHA256 7021473f0924596c996f022c02af7a091dd38df9a20b0ca8862ec3ce826d4ab7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\sessionstore-backups\recovery.baklz4
              • Size 4KB
              • SHA256 d9590e473989005700a1a569692c8244114928ea83ba424a8cb6e2a7b85f8be3
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.jsonlz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pltyyssw.default-release\sessionstore-backups\recovery.jsonlz4
              • Size 4KB
              • SHA256 5e48a74a0fb0b16ac310ee8e87c84ec21185a62a2561cf173fc2392c6619d60f
              • 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 b2c18603a7fcfee16366f1fbbe439f5b3d1806a09234d918d58f4d820d20cceb
              • 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 10.8MB
              • SHA256 09b7740895457ff8e6351f4f3262bbf19d7a80112727c0b910c0fa5705876d7a
              • MD5 SHA1 SHA512 SSDEEP TLSH