Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 22:16

General

  • Target
    2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe
  • Size 18.0MB
  • Sample260629-16splsgv5v
  • SHA256 3cf11c49d70c9979ad96caace5e41c8ada9c11462f8d56219c72e317e8721150
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 12 IoCs
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of FindShellTrayWindow 55 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4708
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe --webview-exe-version=0 --user-data-dir="C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --enable-features=MojoIpcz --lang=en-US --accept-lang=en-US --mojo-named-platform-channel-pipe=4708.4472.7040305879919276989 /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:5752
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView /prefetch:4 /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x184,0x188,0x18c,0x160,0x194,0x7ffab36a5fd8,0x7ffab36a5fe4,0x7ffab36a5ff0
        3⤵
          PID:1436
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView" --webview-exe-name=2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe --webview-exe-version=0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1744 --field-trial-handle=1756,i,11139154885735906546,13678565412583177835,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1
          3⤵
            PID:2956
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView" --webview-exe-name=2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe --webview-exe-version=0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2040 --field-trial-handle=1756,i,11139154885735906546,13678565412583177835,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1
            3⤵
              PID:1432
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView" --webview-exe-name=2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe --webview-exe-version=0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2360 --field-trial-handle=1756,i,11139154885735906546,13678565412583177835,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1
              3⤵
                PID:4836
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView" --webview-exe-name=2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe --webview-exe-version=0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --autoplay-policy=no-user-gesture-required --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=3400 --field-trial-handle=1756,i,11139154885735906546,13678565412583177835,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1 /prefetch:1
                3⤵
                  PID:2308
                • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView" --webview-exe-name=2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe --webview-exe-version=0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4528 --field-trial-handle=1756,i,11139154885735906546,13678565412583177835,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1
                  3⤵
                    PID:4368
                  • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                    "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.26100.1301 --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView" --webview-exe-name=2026-06-25_59383bfddd98d08253ee44613e116d32_akira_cobalt-strike_glassworm_remcos.exe --webview-exe-version=0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4464 --field-trial-handle=1756,i,11139154885735906546,13678565412583177835,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:c904e59efa77f60d599ecf020f5268b45878f9f1
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:5128
              • C:\Windows\system32\sihost.exe
                sihost.exe
                1⤵
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of WriteProcessMemory
                PID:1768
                • C:\Windows\explorer.exe
                  explorer.exe /LOADSAVEDWINDOWS
                  2⤵
                  • Boot or Logon Autostart Execution: Active Setup
                  • Enumerates connected drives
                  • Checks SCSI registry key(s)
                  • Modifies Internet Explorer settings
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of SendNotifyMessage
                  • Suspicious use of SetWindowsHookEx
                  PID:1440
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                • Modifies registry class
                • Suspicious use of SetWindowsHookEx
                PID:6136
              • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                1⤵
                • Modifies registry class
                • Suspicious use of SetWindowsHookEx
                PID:3112

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    prep_Activatable Class_Hermes_perf.cache

                    • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                    • Size 599B
                    • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                    • MD5 SHA1 SHA512 TLSH

                    031204c3-28db-458d-8463-7be6829872f4.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\031204c3-28db-458d-8463-7be6829872f4.tmp
                    • Size 15KB
                    • SHA256 f31c85ee5b2b6345a5107cd220a6fc2070f2fe74ff4731240f8422a106f73a3d
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 9ef593756c229d90d601c18acbda9a752d7a7f7fa6171bb0e572afdba7c03c6f
                    • MD5 SHA1 SHA512 TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 5d2ac4c974a5ed60028baa376db60e3301b3b623e36dbba51b9c51257af806a8
                    • MD5 SHA1 SHA512 TLSH

                    throttle_store.dat

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Crashpad\throttle_store.dat
                    • Size 20B
                    • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                    • MD5 SHA1 SHA512

                    01ea1536-d10f-498a-8d28-87b8816b2e4a.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Default\01ea1536-d10f-498a-8d28-87b8816b2e4a.tmp
                    • Size 6KB
                    • SHA256 e518db230d2fa22978f2c2bb6cc45b500c7669b428af0af38b90fd0678ebbec0
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    MANIFEST-000001

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Default\Extension Rules\MANIFEST-000001
                    • Size 41B
                    • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                    • MD5 SHA1 SHA512

                    Network Persistent State

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Default\Network\Network Persistent State
                    • Size 111B
                    • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                    • MD5 SHA1 SHA512 TLSH

                    Network Persistent State~RFe5a0dbd.TMP

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Default\Network\Network Persistent State~RFe5a0dbd.TMP
                    • Size 59B
                    • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                    • MD5 SHA1 SHA512 TLSH

                    SCT Auditing Pending Reports

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Default\Network\SCT Auditing Pending Reports
                    • Size 2B
                    • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                    • MD5 SHA1 SHA512

                    Preferences

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Default\Preferences
                    • Size 6KB
                    • SHA256 3a5d62d4d1382abc8bc639db57a4b2e500b032c6013c56458b568526eb16d03f
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    CURRENT

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Default\Sync Data\LevelDB\CURRENT
                    • Size 16B
                    • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                    • MD5 SHA1 SHA512

                    data_0

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\GraphiteDawnCache\data_0
                    • Size 8KB
                    • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                    • MD5 SHA1 SHA512 SSDEEP

                    data_1

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\GraphiteDawnCache\data_1
                    • Size 264KB
                    • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                    • MD5 SHA1 SHA512 SSDEEP

                    data_2

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\GraphiteDawnCache\data_2
                    • Size 8KB
                    • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                    • MD5 SHA1 SHA512 SSDEEP

                    data_3

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\GraphiteDawnCache\data_3
                    • Size 8KB
                    • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                    • MD5 SHA1 SHA512 SSDEEP

                    Local State

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Local State
                    • Size 2KB
                    • SHA256 d4bc0759a80a89ce608c3ccf8b0a98edcedd1deee4f287feb54c5e3036c53112
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Local State
                    • Size 3KB
                    • SHA256 fd8b6b540e0ddd9d955d9bbcd0d853fa9777e552059581069ed0f87191e95234
                    • MD5 SHA1 SHA512 TLSH

                    Local State~RFe58e589.TMP

                    • Path C:\Users\Admin\AppData\Local\Temp\launcher_files\EBWebView\Local State~RFe58e589.TMP
                    • Size 1KB
                    • SHA256 100e20bf69a4db2fbce830fb4201442f6edc24ef58b4584e4d9d4c96f7ad08d8
                    • MD5 SHA1 SHA512 TLSH

                    memory/2308-103-0x00007FFAD5740000-0x00007FFAD5741000-memory.dmp

                    memory/2956-178-0x0000025344700000-0x00000253447D3000-memory.dmp

                    memory/2956-23-0x00007FFAD5740000-0x00007FFAD5741000-memory.dmp

                    memory/3112-222-0x0000014387690000-0x0000014387790000-memory.dmp

                    memory/3112-257-0x000001439B600000-0x000001439B620000-memory.dmp

                    memory/3112-229-0x000001438B2F0000-0x000001438B3F0000-memory.dmp

                    memory/3112-228-0x0000014388ED0000-0x0000014388EF0000-memory.dmp

                    memory/3112-232-0x000001438B130000-0x000001438B150000-memory.dmp

                    memory/4368-427-0x000001DD82CC0000-0x000001DD82CEA000-memory.dmp

                    memory/4368-409-0x000001DD82CF0000-0x000001DD82CF1000-memory.dmp

                    memory/4368-408-0x00007FFAD6050000-0x00007FFAD6051000-memory.dmp

                    memory/4708-0-0x00007FF695150000-0x00007FF696351000-memory.dmp

                    memory/4708-165-0x00007FF695150000-0x00007FF696351000-memory.dmp

                    memory/5128-445-0x000001ED00E70000-0x000001ED00E71000-memory.dmp

                    memory/5128-447-0x000001ED00E70000-0x000001ED00E71000-memory.dmp

                    memory/5128-455-0x000001ED00E70000-0x000001ED00E71000-memory.dmp

                    memory/5128-456-0x000001ED00E70000-0x000001ED00E71000-memory.dmp

                    memory/5128-454-0x000001ED00E70000-0x000001ED00E71000-memory.dmp

                    memory/5128-453-0x000001ED00E70000-0x000001ED00E71000-memory.dmp

                    memory/5128-452-0x000001ED00E70000-0x000001ED00E71000-memory.dmp

                    memory/5128-451-0x000001ED00E70000-0x000001ED00E71000-memory.dmp