Analysis

  • max time kernel
    142s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 12:52

General

  • Target
    2026-08-03_1d26a56086488a0701a66764c58edde9_bkransomware_elex_hawkeye_maze_remcos.exe
  • Size 1.0MB
  • Sample260804-p37htabb93
  • SHA256 450bf87823a302720924d9f5fdd7e4bb1403410f04e0b0d0c6307b1c475a8545
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 12 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-03_1d26a56086488a0701a66764c58edde9_bkransomware_elex_hawkeye_maze_remcos.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_1d26a56086488a0701a66764c58edde9_bkransomware_elex_hawkeye_maze_remcos.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2576
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:5552
  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:6116
  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:5000
  • C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
    "C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"
    1⤵
    • Executes dropped EXE
    PID:2748
  • \??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE
    "c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"
    1⤵
    • Executes dropped EXE
    PID:1508
  • C:\Windows\System32\GameInputSvc.exe
    C:\Windows\System32\GameInputSvc.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3648
    • C:\Windows\System32\GameInputSvc.exe
      "C:\Windows\System32\GameInputSvc.exe" Global\GameInputSession_1
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:3188
  • C:\Windows\System32\msdtc.exe
    C:\Windows\System32\msdtc.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    PID:1640
  • C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe
    C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe
    1⤵
    • Executes dropped EXE
    PID:4280
  • C:\Windows\SysWow64\perfhost.exe
    C:\Windows\SysWow64\perfhost.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5532
  • C:\Windows\System32\ReFsDedupSvc.exe
    C:\Windows\System32\ReFsDedupSvc.exe
    1⤵
    • Executes dropped EXE
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:2392
  • C:\Windows\system32\locator.exe
    C:\Windows\system32\locator.exe
    1⤵
    • Executes dropped EXE
    PID:1408
  • C:\Windows\System32\SensorDataService.exe
    C:\Windows\System32\SensorDataService.exe
    1⤵
      PID:2816
    • C:\Windows\System32\snmptrap.exe
      C:\Windows\System32\snmptrap.exe
      1⤵
        PID:2784
      • C:\Windows\System32\OpenSSH\ssh-agent.exe
        C:\Windows\System32\OpenSSH\ssh-agent.exe
        1⤵
          PID:4184
        • C:\Windows\system32\TieringEngineService.exe
          C:\Windows\system32\TieringEngineService.exe
          1⤵
            PID:5056
          • C:\Windows\system32\AgentService.exe
            C:\Windows\system32\AgentService.exe
            1⤵
              PID:3748
            • C:\Windows\System32\vds.exe
              C:\Windows\System32\vds.exe
              1⤵
                PID:4152
              • C:\Windows\system32\vssvc.exe
                C:\Windows\system32\vssvc.exe
                1⤵
                  PID:3984
                • C:\Windows\system32\wbengine.exe
                  "C:\Windows\system32\wbengine.exe"
                  1⤵
                    PID:4876

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        elevation_service.exe

                        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                        • Size 2.7MB
                        • SHA256 3cd7851616c1c230dbdccc9148a28b20a29dfc23cf7cdd94fcba9b0516f87d01
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        maintenanceservice.exe

                        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
                        • Size 845KB
                        • SHA256 329680a031e04f3efe2c0d8a17aa756197c5a8bff4d1a88b2cde3c67fbcd7030
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        OSE.EXE

                        • Path C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE
                        • Size 826KB
                        • SHA256 c98b9ab84dd5fc6f1e882b081ed69081ae5c7d72f8ab9a8bef3f4c8c83c53d14
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        elevation_service.exe

                        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                        • Size 2.8MB
                        • SHA256 d705a3c009d4c3d5fbdf0a24520035a5ee074a541f02a1ee4f6026e1c9f80a08
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        perfhost.exe

                        • Path C:\Windows\SysWOW64\perfhost.exe
                        • Size 606KB
                        • SHA256 97291dc8d207698ddf39877089ae590bfbbe29beb19bdc5211df917416477043
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        AgentService.exe

                        • Path C:\Windows\System32\AgentService.exe
                        • Size 1.4MB
                        • SHA256 d8ca648dd7a77f321bfee243152d12b2c0f5ca22883eb3ae1c3dbfd75e26f60e
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        GameInputSvc.exe

                        • Path C:\Windows\System32\GameInputSvc.exe
                        • Size 660KB
                        • SHA256 1c00a566d4e3b9cebfa444f3df733fecdbd65205e4f8e968052868d7ae3a44ff
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        Locator.exe

                        • Path C:\Windows\System32\Locator.exe
                        • Size 624KB
                        • SHA256 6e0cf1dc276452d1afcde3e52df068336f2354ecc2ba5321229782f67ea65d9e
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        ssh-agent.exe

                        • Path C:\Windows\System32\OpenSSH\ssh-agent.exe
                        • Size 1.1MB
                        • SHA256 9f24d57399bdad784f7d548aaa445cd48025adb1385622899d0784f9d3c60582
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        ReFsDedupSvc.exe

                        • Path C:\Windows\System32\ReFsDedupSvc.exe
                        • Size 2.7MB
                        • SHA256 17a510e7f699d3ac15f791d2837a22386d18836cd2061e9c8c241b4e92bcc749
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        SensorDataService.exe

                        • Path C:\Windows\System32\SensorDataService.exe
                        • Size 1.7MB
                        • SHA256 e91d879985975beba6325334003dff54237a528c93615150579586356893cbd2
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        TieringEngineService.exe

                        • Path C:\Windows\System32\TieringEngineService.exe
                        • Size 928KB
                        • SHA256 7324a875b95c69394243618c1a14a77d55fd022a80b246bdf713aaca3b6f5e34
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        VSSVC.exe

                        • Path C:\Windows\System32\VSSVC.exe
                        • Size 2.0MB
                        • SHA256 c6f8bdf220155c55ae0195c8c9ec996fede6f3c15dd72a07c4ac66ec8e0eca82
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        alg.exe

                        • Path C:\Windows\System32\alg.exe
                        • Size 776KB
                        • SHA256 bdc4af0666d8eabf1ece2b8a61db0eabc92bc39bf760bde8268ccc0271cba59c
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        msdtc.exe

                        • Path C:\Windows\System32\msdtc.exe
                        • Size 760KB
                        • SHA256 11248caf168ff43036074884f9750ce29b11cc1964b0bef0f734a65c141d08be
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        snmptrap.exe

                        • Path C:\Windows\System32\snmptrap.exe
                        • Size 632KB
                        • SHA256 2de0adfa2217b3c1b6cd59cff459248283d70e210a4ee11d5cc89e39c4ed5480
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        vds.exe

                        • Path C:\Windows\System32\vds.exe
                        • Size 1.2MB
                        • SHA256 ded34c3782f3ad32adb382ec1104d4cda22d4de36086e11bdda77efdf12994e7
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        wbengine.exe

                        • Path C:\Windows\System32\wbengine.exe
                        • Size 2.0MB
                        • SHA256 ec372525eec39c4e2e99be30559df26a2ea8011ebcf516319dfee4bfb0db052f
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        PerceptionSimulationService.exe

                        • Path C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe
                        • Size 828KB
                        • SHA256 f46b1924a662caf041da67e30a493bbb2f34f3243a1855a892524d12b99076ac
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        memory/1408-370-0x00007FF6719A0000-0x00007FF671A4D000-memory.dmp

                        memory/1408-295-0x0000023C41B60000-0x0000023C41BC6000-memory.dmp

                        memory/1408-294-0x0000023C41B60000-0x0000023C41BC6000-memory.dmp

                        memory/1408-293-0x00007FF6719A0000-0x00007FF671A4D000-memory.dmp

                        memory/1508-58-0x0000025FD6D70000-0x0000025FD6E9C000-memory.dmp

                        memory/1508-59-0x0000025FD6F70000-0x0000025FD6FD6000-memory.dmp

                        memory/1508-61-0x0000025FD6F70000-0x0000025FD6FD6000-memory.dmp

                        memory/1640-247-0x00007FF793170000-0x00007FF793289000-memory.dmp

                        memory/1640-331-0x00007FF793170000-0x00007FF793289000-memory.dmp

                        memory/1640-248-0x0000026FDFCC0000-0x0000026FDFD26000-memory.dmp

                        memory/1640-249-0x0000026FDFCC0000-0x0000026FDFD26000-memory.dmp

                        memory/2392-287-0x00007FF647A50000-0x00007FF648193000-memory.dmp

                        memory/2392-367-0x00007FF647A50000-0x00007FF648193000-memory.dmp

                        memory/2392-286-0x000001F1211D0000-0x000001F121236000-memory.dmp

                        memory/2392-285-0x000001F1211D0000-0x000001F121236000-memory.dmp

                        memory/2576-26-0x0000000000400000-0x00000000005FA000-memory.dmp

                        memory/2576-6-0x0000000002500000-0x0000000002569000-memory.dmp

                        memory/2576-1-0x0000000002500000-0x0000000002569000-memory.dmp

                        memory/2576-7-0x0000000002500000-0x0000000002569000-memory.dmp

                        memory/2576-0-0x0000000000400000-0x00000000005FA000-memory.dmp

                        memory/2748-55-0x00007FF7AFDD0000-0x00007FF7AFF37000-memory.dmp

                        memory/2748-46-0x00007FF7AFDD0000-0x00007FF7AFF37000-memory.dmp

                        memory/2748-48-0x000001F0B80E0000-0x000001F0B8146000-memory.dmp

                        memory/2748-47-0x000001F0B80E0000-0x000001F0B8146000-memory.dmp

                        memory/2748-53-0x000001F0B80E0000-0x000001F0B8146000-memory.dmp

                        memory/2784-313-0x000001EA2EE40000-0x000001EA2EEA6000-memory.dmp

                        memory/2784-312-0x00007FF72CA60000-0x00007FF72CB13000-memory.dmp

                        memory/2784-314-0x000001EA2EE40000-0x000001EA2EEA6000-memory.dmp

                        memory/2816-304-0x0000020DAB6D0000-0x0000020DAB736000-memory.dmp

                        memory/2816-302-0x0000020DAB6D0000-0x0000020DAB736000-memory.dmp

                        memory/2816-303-0x00007FF77C520000-0x00007FF77C936000-memory.dmp

                        memory/3188-244-0x00007FF709750000-0x00007FF709818000-memory.dmp

                        memory/3188-322-0x00007FF709750000-0x00007FF709818000-memory.dmp

                        memory/3188-253-0x000002975D900000-0x000002975D966000-memory.dmp

                        memory/3188-254-0x000002975D900000-0x000002975D966000-memory.dmp

                        memory/3648-311-0x00007FF709750000-0x00007FF709818000-memory.dmp

                        memory/3648-237-0x00000157B9EA0000-0x00000157B9F06000-memory.dmp

                        memory/3648-236-0x00000157B9EA0000-0x00000157B9F06000-memory.dmp

                        memory/3648-235-0x00007FF709750000-0x00007FF709818000-memory.dmp

                        memory/3748-349-0x00007FF780E60000-0x00007FF78117F000-memory.dmp

                        memory/3748-347-0x000001C97D810000-0x000001C97D876000-memory.dmp

                        memory/3748-343-0x000001C97D810000-0x000001C97D876000-memory.dmp

                        memory/3748-342-0x000001C97D810000-0x000001C97D876000-memory.dmp

                        memory/3748-341-0x00007FF780E60000-0x00007FF78117F000-memory.dmp

                        memory/3984-361-0x00007FF73C650000-0x00007FF73CB1F000-memory.dmp

                        memory/3984-362-0x000001FC29A10000-0x000001FC29A76000-memory.dmp

                        memory/3984-364-0x000001FC29A10000-0x000001FC29A76000-memory.dmp

                        memory/4152-353-0x000001AEF2410000-0x000001AEF2476000-memory.dmp

                        memory/4152-354-0x00007FF78BE50000-0x00007FF78C0D9000-memory.dmp

                        memory/4152-355-0x000001AEF2410000-0x000001AEF2476000-memory.dmp

                        memory/4184-323-0x00007FF7A56E0000-0x00007FF7A5982000-memory.dmp

                        memory/4184-324-0x0000024829F40000-0x0000024829FA6000-memory.dmp

                        memory/4184-325-0x0000024829F40000-0x0000024829FA6000-memory.dmp

                        memory/4280-266-0x000001D2D4480000-0x000001D2D44E6000-memory.dmp

                        memory/4280-264-0x00007FF6C6AF0000-0x00007FF6C6C39000-memory.dmp

                        memory/4280-267-0x000001D2D4480000-0x000001D2D44E6000-memory.dmp

                        memory/4280-340-0x00007FF6C6AF0000-0x00007FF6C6C39000-memory.dmp

                        memory/4876-376-0x00007FF77E870000-0x00007FF77ED75000-memory.dmp

                        memory/4876-372-0x0000025873F60000-0x0000025873FC6000-memory.dmp

                        memory/4876-371-0x0000025873F60000-0x0000025873FC6000-memory.dmp

                        memory/5000-40-0x000002AA9C000000-0x000002AA9C066000-memory.dmp

                        memory/5000-38-0x000002AA9ADB0000-0x000002AA9AEDC000-memory.dmp

                        memory/5000-39-0x000002AA9C000000-0x000002AA9C066000-memory.dmp

                        memory/5056-333-0x000002CC36F30000-0x000002CC36F96000-memory.dmp

                        memory/5056-332-0x00007FF714D10000-0x00007FF714EA3000-memory.dmp

                        memory/5056-334-0x000002CC36F30000-0x000002CC36F96000-memory.dmp

                        memory/5532-352-0x0000000000400000-0x00000000004AD000-memory.dmp

                        memory/5532-279-0x0000000000930000-0x0000000000999000-memory.dmp

                        memory/5532-273-0x0000000000400000-0x00000000004AD000-memory.dmp

                        memory/5532-274-0x0000000000930000-0x0000000000999000-memory.dmp

                        memory/5552-64-0x00007FF6880C0000-0x00007FF6881E2000-memory.dmp

                        memory/5552-16-0x000001BB34A80000-0x000001BB34AE6000-memory.dmp

                        memory/5552-17-0x000001BB34A80000-0x000001BB34AE6000-memory.dmp

                        memory/5552-18-0x000001BB34A80000-0x000001BB34AE6000-memory.dmp

                        memory/5552-15-0x00007FF6880C0000-0x00007FF6881E2000-memory.dmp

                        memory/6116-31-0x000002C814C40000-0x000002C814CA6000-memory.dmp

                        memory/6116-29-0x000002C814A00000-0x000002C814B2C000-memory.dmp

                        memory/6116-30-0x000002C814C40000-0x000002C814CA6000-memory.dmp

                        memory/6116-32-0x000002C814C40000-0x000002C814CA6000-memory.dmp