Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 01:02

General

  • Target
    2026-08-04_43bd6f5eedaca35177150b3e67f0700b_darkgate_elex_glassworm_remcos_stop.exe
  • Size 5.8MB
  • Sample260805-bd8spabd35
  • SHA256 57b7a7dd1a9a26570fe6ea3f72d18f5f344294cebe1dedf4748e2327c7f27e6b
  • 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
  • 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 10 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\2026-08-04_43bd6f5eedaca35177150b3e67f0700b_darkgate_elex_glassworm_remcos_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_43bd6f5eedaca35177150b3e67f0700b_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:1700
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4408
    • 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:4100
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.internetdownloadmanager.com/support/installffextfrommozillasite.html
        3⤵
        • Checks processor information in registry
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2800
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2024 -prefsLen 27099 -prefMapHandle 2028 -prefMapSize 270279 -ipcHandle 2116 -initialChannelId {5397a24a-cae3-4a5f-939a-e91d5006dfaa} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
          4⤵
            PID:3676
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2496 -prefsLen 27135 -prefMapHandle 2500 -prefMapSize 270279 -ipcHandle 2508 -initialChannelId {9e7505e8-c7a0-4f98-b24c-2fbb55330d40} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
            4⤵
              PID:936
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2992 -prefsLen 25164 -prefMapHandle 3108 -prefMapSize 270279 -jsInitHandle 1624 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3024 -initialChannelId {5b0405d6-cafb-400c-84fc-e9fb25e2b7f9} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
              4⤵
              • Checks processor information in registry
              PID:3080
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3888 -prefsLen 27276 -prefMapHandle 3892 -prefMapSize 270279 -ipcHandle 2992 -initialChannelId {be2c9e7e-1530-4edc-a248-3b5c62b167b9} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
              4⤵
                PID:2360
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4296 -prefsLen 34775 -prefMapHandle 4300 -prefMapSize 270279 -jsInitHandle 4304 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4272 -initialChannelId {8ae61aad-d282-4adf-986d-42657aab382b} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
                4⤵
                • Checks processor information in registry
                PID:3532
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4760 -prefsLen 35012 -prefMapHandle 4764 -prefMapSize 270279 -jsInitHandle 4768 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4732 -initialChannelId {e25588ea-9da6-42d8-964e-400ad74a3f08} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 tab
                4⤵
                • Checks processor information in registry
                PID:1576
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4808 -prefsLen 35012 -prefMapHandle 5012 -prefMapSize 270279 -ipcHandle 5004 -initialChannelId {85ede78b-9479-47d0-97e6-91bd139f3707} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 utility
                4⤵
                • Checks processor information in registry
                PID:5648
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5432 -prefsLen 32952 -prefMapHandle 5436 -prefMapSize 270279 -jsInitHandle 5440 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5404 -initialChannelId {29f63b5a-1c10-4936-ba2c-cb1488380918} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
                4⤵
                • Checks processor information in registry
                PID:5944
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5608 -prefsLen 32952 -prefMapHandle 5612 -prefMapSize 270279 -jsInitHandle 5616 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5624 -initialChannelId {24099d9d-67df-40ea-bbad-5e82f12ee06b} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
                4⤵
                • Checks processor information in registry
                PID:5952
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5448 -prefsLen 32952 -prefMapHandle 5824 -prefMapSize 270279 -jsInitHandle 5828 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5836 -initialChannelId {ba0432e3-637e-4abf-b577-fbbd70ee4e98} -parentPid 2800 -crashReporter "\\.\pipe\gecko-crash-server-pipe.2800" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 10 tab
                4⤵
                • Checks processor information in registry
                PID:5972
          • 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:5604
          • 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:5752
          • 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:5812
          • 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:5860

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              4E3D8FAAF804AAC616BC48BD4AFA8BE284516FCF

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\5hc785nf.default-release\cache2\entries\4E3D8FAAF804AAC616BC48BD4AFA8BE284516FCF
              • Size 16KB
              • SHA256 d6fc42bcc028e3133808922e0806a0d8736696f38d378c4a35ac0442b2cc5da3
              • MD5 SHA1 SHA512 SSDEEP TLSH

              webext.sc.lz4

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\5hc785nf.default-release\startupCache\webext.sc.lz4
              • Size 104KB
              • SHA256 464ac1ace9c039cf3ebefe914a9bbd51c7b341b428d4b33e8182df273e75e90a
              • 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\5hc785nf.default-release\datareporting\glean\db\data.safe.tmp
              • Size 28KB
              • SHA256 4583cb2a18fc6f673cd1fc8e0e6e2bdf6a603549a3fbd651f20632e5cf76384c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\datareporting\glean\db\data.safe.tmp
              • Size 26KB
              • SHA256 10b499889a89c54db1a039f9f4ba7d0054b69dbde5f10f9233be9e5f648334bc
              • MD5 SHA1 SHA512 SSDEEP TLSH

              0fe8f89a-6c28-4da8-a8ae-b14bf4f5395b

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\datareporting\glean\pending_pings\0fe8f89a-6c28-4da8-a8ae-b14bf4f5395b
              • Size 235B
              • SHA256 2135fda6c141e516b6a3e49b9e5e148be581ed1ecee3002b27e59e889c142305
              • MD5 SHA1 SHA512 TLSH

              2ad6f095-1816-4fc9-b768-754d3f1e11c0

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\datareporting\glean\pending_pings\2ad6f095-1816-4fc9-b768-754d3f1e11c0
              • Size 886B
              • SHA256 3477d781279aaf5d527d3a888b03ac891ac7548046fac46ac799de9cc8dee008
              • MD5 SHA1 SHA512 TLSH

              8bdb0627-8649-40c4-ad05-40462978dc18

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\datareporting\glean\pending_pings\8bdb0627-8649-40c4-ad05-40462978dc18
              • Size 871B
              • SHA256 3136addc74ed23c647228cc78e32382d7cf074ce7e6f8dae83ab10f10f1f5da1
              • MD5 SHA1 SHA512 TLSH

              ddc008b4-35c8-4c99-9eeb-fdef84a10c03

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\datareporting\glean\pending_pings\ddc008b4-35c8-4c99-9eeb-fdef84a10c03
              • Size 2KB
              • SHA256 4e5607aa8fcb1fedc6ff44cc64621931cbfd6d70fa32bfb3af02b4916a06ec12
              • MD5 SHA1 SHA512 TLSH

              e9f4703a-6aac-461b-81e2-0fc249b0c31d

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\datareporting\glean\pending_pings\e9f4703a-6aac-461b-81e2-0fc249b0c31d
              • Size 235B
              • SHA256 9f7645096963fec0d6ecb0a75ec3d6b4b0c988c2cf08e7f1fc093f85521d6ff7
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\extensions.json
              • Size 16KB
              • SHA256 506408fc0ee25e2f78e5fc661f6d989d88d9a45b9cb35afba02da3fedf7fbe72
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.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\5hc785nf.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\5hc785nf.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\5hc785nf.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\5hc785nf.default-release\prefs-1.js
              • Size 6KB
              • SHA256 0cf54aa88941806f62e8e190ebd3a2c16a883d74e697c649d1c8ff08596d70bf
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\prefs-1.js
              • Size 8KB
              • SHA256 dcf93edf7436195921c8c9e7c974479cd537aabf5ace66eacbc3e33c7f6dbfef
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\prefs-1.js
              • Size 8KB
              • SHA256 6c402942a9e048bfbb6cdedf76c5949d0b1056536c591f37a4cd8c1483afee76
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\prefs.js
              • Size 6KB
              • SHA256 14a17361ff81548cd286985578b2b4de3f7051286ab015ce8bc00c8fbedaa8bb
              • MD5 SHA1 SHA512 SSDEEP TLSH

              recovery.baklz4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\sessionstore-backups\recovery.baklz4
              • Size 4KB
              • SHA256 8137fb57353e17ca7f27512f741e6623698ebc5e8dea5366aca97c12b2901280
              • MD5 SHA1 SHA512 SSDEEP TLSH

              3870112724rsegmnoittet-es.sqlite

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5hc785nf.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
              • Size 4.5MB
              • SHA256 548b222328ef9bdb2b28d34a3528f07df7f12028c60f6fa7f3f7ccdb6228d508
              • MD5 SHA1 SHA512 SSDEEP TLSH