Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 12:55

General

  • Target
    2026-09-10_9d98583fe0063593a8ccd04fc1b5a8bf_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
  • Size 516KB
  • Sample260910-p52qcaxvbx
  • SHA256 542b07411fb5753d5c3fdef8ad07f37b9391c4b0952c5408e1f52aa09fa89cd0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • 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 19 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 43 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\2026-09-10_9d98583fe0063593a8ccd04fc1b5a8bf_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-10_9d98583fe0063593a8ccd04fc1b5a8bf_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1728
    • \??\c:\users\admin\appdata\local\temp\2026-09-10_9d98583fe0063593a8ccd04fc1b5a8bf_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      c:\users\admin\appdata\local\temp\2026-09-10_9d98583fe0063593a8ccd04fc1b5a8bf_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4812
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe"
          4⤵
          • Checks processor information in registry
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5124
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1956 -prefsLen 27097 -prefMapHandle 1948 -prefMapSize 270279 -ipcHandle 2040 -initialChannelId {4896e9b7-bfd6-4967-a0e1-81767b7561cb} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
            5⤵
              PID:6004
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2400 -prefsLen 27133 -prefMapHandle 2404 -prefMapSize 270279 -ipcHandle 2420 -initialChannelId {4ccb066c-9028-43c6-9a34-58691e59a2ee} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
              5⤵
                PID:4980
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3848 -prefsLen 27274 -prefMapHandle 3852 -prefMapSize 270279 -jsInitHandle 3856 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3864 -initialChannelId {0bf3ff3d-fbbf-4cd8-b5b9-a247da71f69f} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
                5⤵
                • Checks processor information in registry
                PID:3036
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 4012 -prefsLen 27274 -prefMapHandle 4016 -prefMapSize 270279 -ipcHandle 4032 -initialChannelId {98b3b531-eb00-4146-a3f9-358eb07eb841} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
                5⤵
                  PID:1804
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4472 -prefsLen 34773 -prefMapHandle 4476 -prefMapSize 270279 -jsInitHandle 4480 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4488 -initialChannelId {7310edf3-8da1-4c07-96f6-10e3bd4a754a} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
                  5⤵
                  • Checks processor information in registry
                  PID:5364
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 4944 -prefsLen 35010 -prefMapHandle 5048 -prefMapSize 270279 -ipcHandle 5020 -initialChannelId {c3b4c521-ae0f-4cbe-a5f0-1d3bb275aa75} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
                  5⤵
                  • Checks processor information in registry
                  PID:1220
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5504 -prefsLen 32952 -prefMapHandle 5508 -prefMapSize 270279 -jsInitHandle 5512 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4448 -initialChannelId {b575cf0d-2352-40fe-95fb-2da7f06dc6d7} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
                  5⤵
                  • Checks processor information in registry
                  PID:2608
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5632 -prefsLen 32952 -prefMapHandle 5636 -prefMapSize 270279 -jsInitHandle 5704 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5700 -initialChannelId {55c3e576-63f7-4675-b828-b0fe59d4f39e} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
                  5⤵
                  • Checks processor information in registry
                  PID:4160
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5880 -prefsLen 32952 -prefMapHandle 5884 -prefMapSize 270279 -jsInitHandle 5888 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5892 -initialChannelId {d83b4821-8a86-48ac-aba2-1acf763395b6} -parentPid 5124 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5124" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
                  5⤵
                  • Checks processor information in registry
                  PID:4140
          • C:\Windows\Resources\Themes\icsys.icn.exe
            C:\Windows\Resources\Themes\icsys.icn.exe
            2⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1760
            • \??\c:\windows\resources\themes\explorer.exe
              c:\windows\resources\themes\explorer.exe
              3⤵
              • Modifies visibility of hidden/system files in Explorer
              • Executes dropped EXE
              • Adds Run key to start application
              • Drops file in System32 directory
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:2480
              • \??\c:\windows\resources\spoolsv.exe
                c:\windows\resources\spoolsv.exe SE
                4⤵
                • Executes dropped EXE
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:5276
                • \??\c:\windows\resources\svchost.exe
                  c:\windows\resources\svchost.exe
                  5⤵
                  • Modifies visibility of hidden/system files in Explorer
                  • Executes dropped EXE
                  • Adds Run key to start application
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: GetForegroundWindowSpam
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:240
                  • \??\c:\windows\resources\spoolsv.exe
                    c:\windows\resources\spoolsv.exe PR
                    6⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of SetWindowsHookEx
                    PID:3964

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              5E43012191E7B1F510ACD5BF039D8BF1B9A277B2

              • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\jh02jw2g.default-release\cache2\entries\5E43012191E7B1F510ACD5BF039D8BF1B9A277B2
              • Size 16KB
              • SHA256 0940e17ca7b6a0853174ad37f97a34dab49cdeba5e2f3641b96c76955b851cc1
              • MD5 SHA1 SHA512 SSDEEP TLSH

              2026-09-10_9d98583fe0063593a8ccd04fc1b5a8bf_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 

              • Path C:\Users\Admin\AppData\Local\Temp\2026-09-10_9d98583fe0063593a8ccd04fc1b5a8bf_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc_swisyn.exe 
              • Size 381KB
              • SHA256 c20fd8ba674d57576c1f11c39d24b4cd034d242e63a8d7d6567df514f9b58e33
              • 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\jh02jw2g.default-release\datareporting\glean\db\data.safe.tmp
              • Size 7KB
              • SHA256 e32bed02daf8af34f1afd9c9eeb1937748f2ccd507a39d4e5433979345866284
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 220cbc607a0d83ad722e88b3ae3a9c5b76c5a749b4c9f5566e312c95a02b0e35
              • MD5 SHA1 SHA512 TLSH

              4b1fbe3e-ccb0-4c2d-8634-98ab1c80d23d

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\4b1fbe3e-ccb0-4c2d-8634-98ab1c80d23d
              • Size 886B
              • SHA256 27aca16cf26b9d5c9f7a5c14858b557cb0ad314c489b3a9bc28604b5217b31ce
              • MD5 SHA1 SHA512 TLSH

              56703a1d-615b-4ffd-926b-dd0ccb5a44f4

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\56703a1d-615b-4ffd-926b-dd0ccb5a44f4
              • Size 235B
              • SHA256 2eac71f0157ca86e2aa5f856b2de7a475ebb70bfe96133075e78231ea1545e33
              • MD5 SHA1 SHA512 TLSH

              9acdbce1-ce04-4568-abb2-90622640a46f

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\9acdbce1-ce04-4568-abb2-90622640a46f
              • Size 16KB
              • SHA256 0ce5a2ddbed8268d1ff46f0d3e3e50a282b8984f8f6256ebeaa7be39e599c8d0
              • MD5 SHA1 SHA512 SSDEEP TLSH

              a6ebdb0e-fbe7-4769-9e55-c04a37c8ea88

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\a6ebdb0e-fbe7-4769-9e55-c04a37c8ea88
              • Size 883B
              • SHA256 37aa47436359669e0864269537cfa3242181e5df231c56efe40b4c4d6b05e9c7
              • MD5 SHA1 SHA512 TLSH

              c3f15d40-f07b-4081-aad5-c53c17c7b673

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\c3f15d40-f07b-4081-aad5-c53c17c7b673
              • Size 235B
              • SHA256 67ae23e0920b97c844713b9057ee6da7ac5357adbf5d091862bccc6a90fbd0d5
              • MD5 SHA1 SHA512 TLSH

              e3ffe937-3234-409b-8642-6de26a348363

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\datareporting\glean\pending_pings\e3ffe937-3234-409b-8642-6de26a348363
              • Size 2KB
              • SHA256 b8bff83b7d011f7a97d3066bd0c04ad24f01095a3e4851e0f7c9b06a72c82e31
              • MD5 SHA1 SHA512 TLSH

              extensions.json

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\extensions.json
              • Size 16KB
              • SHA256 054660454c07d1746d490822be04cfdbf5e43fac41b77adb5541068027a26c24
              • MD5 SHA1 SHA512 SSDEEP TLSH

              gmpopenh264.dll

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.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\jh02jw2g.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\jh02jw2g.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\jh02jw2g.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\jh02jw2g.default-release\prefs-1.js
              • Size 7KB
              • SHA256 2a9d0415e0db10d701ed1f16543cd78754fa2b1bf9e7f9cd90df1b61ffcddf6c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\prefs.js
              • Size 6KB
              • SHA256 6aa69e17962f22fb4e3510eb7870975a981b4b4517c90df01359a286eb3e7ddb
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\prefs.js
              • Size 6KB
              • SHA256 a32b1fa7fd2eeb848bfa75bd5384e30ba6861d1ccecc68bb390f0a22b340ca5e
              • MD5 SHA1 SHA512 SSDEEP TLSH

              3870112724rsegmnoittet-es.sqlite

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\jh02jw2g.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
              • Size 5.0MB
              • SHA256 16422a5d61381e9f485f5066ed09ac6f450ca1898f94126162928c5376e8a4c7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              explorer.exe

              • Path C:\Windows\Resources\Themes\explorer.exe
              • Size 135KB
              • SHA256 fd6c3db297cedc5093ebf247481a995afbba037849baf63d9ea48fc1b3329c2e
              • MD5 SHA1 SHA512 SSDEEP TLSH

              icsys.icn.exe

              • Path C:\Windows\Resources\Themes\icsys.icn.exe
              • Size 135KB
              • SHA256 52709e3a334ad508c57928f788096c7796c7176e75d2897d4e23a4c3c8683637
              • MD5 SHA1 SHA512 SSDEEP TLSH

              spoolsv.exe

              • Path C:\Windows\Resources\spoolsv.exe
              • Size 135KB
              • SHA256 ed914ada09f631fd7f7a39034967acfdb9d6825bd1a8c216b8dac40b8e1203df
              • MD5 SHA1 SHA512 SSDEEP TLSH

              svchost.exe

              • Path C:\Windows\Resources\svchost.exe
              • Size 135KB
              • SHA256 7f62801a3d42d50cf699c80b635d57a138bcccb54c57e40e8cd265cbbe230c7e
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/240-686-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/1728-0-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/1728-58-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/1760-57-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/2480-685-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/3964-53-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/5276-54-0x0000000000400000-0x000000000041F000-memory.dmp