Analysis
- max time kernel
142s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
08/08/2026, 03:05
General
- Target 2026-08-08_98713ba808f12274d631647e986de392_bkransomware_elex_hawkeye_maze_remcos.exe
- Size 1.0MB
- Sample260808-dlbt2ayfla
- SHA256 fb625f5e40ff1f02a4abe9018a17e2a87671228b7537fb08e9237ddc3e2fb997
Malware Config
Signatures
- Executes dropped EXE 22 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 27 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 64 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 5 IoCs
- Suspicious behavior: LoadsDriver 2 IoCs
- Suspicious use of AdjustPrivilegeToken 41 IoCs
- Suspicious use of SetWindowsHookEx 3 IoCs
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_98713ba808f12274d631647e986de392_bkransomware_elex_hawkeye_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_98713ba808f12274d631647e986de392_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
-
C:\Windows\System32\alg.exeC:\Windows\System32\alg.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
-
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
-
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
-
C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"1⤵
- Executes dropped EXE
-
\??\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
-
C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exeC:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe1⤵
- Executes dropped EXE
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv1⤵
-
C:\Windows\system32\fxssvc.exeC:\Windows\system32\fxssvc.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\msdtc.exeC:\Windows\System32\msdtc.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
-
C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exeC:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe1⤵
- Executes dropped EXE
-
C:\Windows\SysWow64\perfhost.exeC:\Windows\SysWow64\perfhost.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\system32\locator.exeC:\Windows\system32\locator.exe1⤵
- Executes dropped EXE
-
C:\Windows\System32\SensorDataService.exeC:\Windows\System32\SensorDataService.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
-
C:\Windows\System32\snmptrap.exeC:\Windows\System32\snmptrap.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\spectrum.exeC:\Windows\system32\spectrum.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s SharedRealitySvc1⤵
-
C:\Windows\System32\OpenSSH\ssh-agent.exeC:\Windows\System32\OpenSSH\ssh-agent.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\TieringEngineService.exeC:\Windows\system32\TieringEngineService.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\AgentService.exeC:\Windows\system32\AgentService.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\SearchIndexer.exeC:\Windows\system32\SearchIndexer.exe /Embedding1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\SearchProtocolHost.exe"C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe1_ Global\UsGthrCtrlFltPipeMssGthrPipe1 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"2⤵
-
-
C:\Windows\system32\SearchFilterHost.exe"C:\Windows\system32\SearchFilterHost.exe" 0 920 924 932 8192 928 9042⤵
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
elevation_service.exe
maintenanceservice.exe
7z.exe
7zFM.exe
7zG.exe
Uninstall.exe
AppVShNotify.exe
IntegratedOffice.exe
MavInject32.exe
OfficeC2RClient.exe
appvcleaner.exe
LICLUA.EXE
OSE.EXE
VSTOInstaller.exe
chrmstp.exe
setup.exe
chrome_pwa_launcher.exe
elevated_tracing_service.exe
elevation_service.exe
notification_helper.exe
os_update_handler.exe
chrome_proxy.exe
appletviewer.exe
extcheck.exe
idlj.exe
jabswitch.exe
jar.exe
jarsigner.exe
java-rmi.exe
java.exe
javac.exe
javadoc.exe
javafxpackager.exe
javah.exe
javap.exe
javapackager.exe
javaw.exe
javaws.exe
jcmd.exe
jconsole.exe
jdb.exe
jdeps.exe
dotnet.exe
perfhost.exe
AgentService.exe
DiagnosticsHub.StandardCollector.Service.exe
FXSSVC.exe
Locator.exe
ssh-agent.exe
PerceptionSimulationService.exe
SearchIndexer.exe
SensorDataService.exe
Spectrum.exe
TieringEngineService.exe
VSSVC.exe
alg.exe
msdtc.exe
snmptrap.exe
vds.exe
WmiApSrv.exe
wbengine.exe
AppVClient.exe
memory/548-236-0x00007FF75EAE0000-0x00007FF75EBC3000-memory.dmp
memory/548-238-0x0000022268250000-0x00000222682B6000-memory.dmp
memory/548-349-0x00007FF75EAE0000-0x00007FF75EBC3000-memory.dmp
memory/548-237-0x0000022268250000-0x00000222682B6000-memory.dmp
memory/640-429-0x00007FF675B80000-0x00007FF675D6E000-memory.dmp
memory/640-322-0x00007FF675B80000-0x00007FF675D6E000-memory.dmp
memory/640-324-0x000001FC4C470000-0x000001FC4C4D6000-memory.dmp
memory/640-323-0x000001FC4C470000-0x000001FC4C4D6000-memory.dmp
memory/676-344-0x0000017CEF060000-0x0000017CEF0C6000-memory.dmp
memory/676-338-0x0000017CEF060000-0x0000017CEF0C6000-memory.dmp
memory/676-339-0x0000017CEF060000-0x0000017CEF0C6000-memory.dmp
memory/676-346-0x00007FF7F8560000-0x00007FF7F8988000-memory.dmp
memory/676-343-0x00007FF7F8560000-0x00007FF7F8988000-memory.dmp
memory/1268-332-0x00000210FB4D0000-0x00000210FB536000-memory.dmp
memory/1268-331-0x00000210FB4D0000-0x00000210FB536000-memory.dmp
memory/1268-330-0x00007FF6885C0000-0x00007FF68874E000-memory.dmp
memory/1268-444-0x00007FF6885C0000-0x00007FF68874E000-memory.dmp
memory/1408-474-0x00007FF6A3360000-0x00007FF6A349A000-memory.dmp
memory/1408-372-0x000001C44A8F0000-0x000001C44A956000-memory.dmp
memory/1408-374-0x00007FF6A3360000-0x00007FF6A349A000-memory.dmp
memory/1408-371-0x000001C44A8F0000-0x000001C44A956000-memory.dmp
memory/1600-470-0x00007FF7AEC30000-0x00007FF7AF10C000-memory.dmp
memory/1600-356-0x00007FF7AEC30000-0x00007FF7AF10C000-memory.dmp
memory/1600-355-0x0000023D131C0000-0x0000023D13226000-memory.dmp
memory/1600-354-0x0000023D131C0000-0x0000023D13226000-memory.dmp
memory/1716-1-0x0000000002540000-0x00000000025A9000-memory.dmp
memory/1716-7-0x0000000002540000-0x00000000025A9000-memory.dmp
memory/1716-28-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/1716-0-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/1748-298-0x00007FF6FEDA0000-0x00007FF6FF20C000-memory.dmp
memory/1748-297-0x000001D14F6B0000-0x000001D14F716000-memory.dmp
memory/1748-467-0x00007FF6FEDA0000-0x00007FF6FF20C000-memory.dmp
memory/1748-296-0x000001D14F6B0000-0x000001D14F716000-memory.dmp
memory/1748-453-0x000001D14F6B0000-0x000001D14F716000-memory.dmp
memory/1748-373-0x00007FF6FEDA0000-0x00007FF6FF20C000-memory.dmp
memory/1960-15-0x000001DDDA470000-0x000001DDDA4D6000-memory.dmp
memory/1960-48-0x00007FF7CA4D0000-0x00007FF7CA5B6000-memory.dmp
memory/1960-17-0x00007FF7CA4D0000-0x00007FF7CA5B6000-memory.dmp
memory/1960-18-0x000001DDDA470000-0x000001DDDA4D6000-memory.dmp
memory/1992-253-0x00007FF69AB80000-0x00007FF69AE07000-memory.dmp
memory/1992-245-0x000001E535AC0000-0x000001E535B26000-memory.dmp
memory/1992-246-0x000001E535AC0000-0x000001E535B26000-memory.dmp
memory/1992-251-0x000001E535AC0000-0x000001E535B26000-memory.dmp
memory/1992-244-0x00007FF69AB80000-0x00007FF69AE07000-memory.dmp
memory/2524-365-0x00007FF709220000-0x00007FF70974A000-memory.dmp
memory/2524-473-0x00007FF709220000-0x00007FF70974A000-memory.dmp
memory/2524-364-0x0000029035780000-0x00000290357E6000-memory.dmp
memory/2524-363-0x0000029035780000-0x00000290357E6000-memory.dmp
memory/3348-34-0x00000269270B0000-0x0000026927116000-memory.dmp
memory/3348-32-0x00000269270B0000-0x0000026927116000-memory.dmp
memory/3348-31-0x0000026926EE0000-0x0000026926FDB000-memory.dmp
memory/3692-61-0x000002F389860000-0x000002F38995B000-memory.dmp
memory/3692-63-0x000002F389AB0000-0x000002F389B16000-memory.dmp
memory/3692-62-0x000002F389AB0000-0x000002F389B16000-memory.dmp
memory/3704-50-0x00000225B6830000-0x00000225B6896000-memory.dmp
memory/3704-58-0x00007FF6B4260000-0x00007FF6B43C7000-memory.dmp
memory/3704-49-0x00007FF6B4260000-0x00007FF6B43C7000-memory.dmp
memory/3704-51-0x00000225B6830000-0x00000225B6896000-memory.dmp
memory/3704-56-0x00000225B6830000-0x00000225B6896000-memory.dmp
memory/4192-265-0x000001E8ADAB0000-0x000001E8ADB16000-memory.dmp
memory/4192-264-0x000001E8ADAB0000-0x000001E8ADB16000-memory.dmp
memory/4192-293-0x00007FF6D2350000-0x00007FF6D2439000-memory.dmp
memory/4220-286-0x000001EE24710000-0x000001EE24776000-memory.dmp
memory/4220-285-0x000001EE24710000-0x000001EE24776000-memory.dmp
memory/4220-292-0x00007FF65A640000-0x00007FF65A6E7000-memory.dmp
memory/4252-350-0x00007FF6ADE80000-0x00007FF6AE13D000-memory.dmp
memory/4252-469-0x00007FF6ADE80000-0x00007FF6AE13D000-memory.dmp
memory/4272-385-0x00007FF7F6B80000-0x00007FF7F6ED3000-memory.dmp
memory/4272-383-0x000001FB02FB0000-0x000001FB03016000-memory.dmp
memory/4272-426-0x000001FB0C6E0000-0x000001FB0C6E8000-memory.dmp
memory/4272-471-0x000001FB0D980000-0x000001FB0D988000-memory.dmp
memory/4272-392-0x000001FB040F0000-0x000001FB04100000-memory.dmp
memory/4272-408-0x000001FB04320000-0x000001FB04330000-memory.dmp
memory/4272-382-0x000001FB02FB0000-0x000001FB03016000-memory.dmp
memory/4284-290-0x00007FF70AE50000-0x00007FF70AF63000-memory.dmp
memory/4284-353-0x00007FF70AE50000-0x00007FF70AF63000-memory.dmp
memory/4284-257-0x000001DFF6EB0000-0x000001DFF6F16000-memory.dmp
memory/4284-256-0x000001DFF6EB0000-0x000001DFF6F16000-memory.dmp
memory/4384-41-0x00000210E7380000-0x00000210E73E6000-memory.dmp
memory/4384-42-0x00000210E7380000-0x00000210E73E6000-memory.dmp
memory/4384-40-0x00000210E7600000-0x00000210E76FB000-memory.dmp
memory/4516-384-0x00007FF6D96A0000-0x00007FF6D99C3000-memory.dmp
memory/4516-314-0x00007FF6D96A0000-0x00007FF6D99C3000-memory.dmp
memory/4516-315-0x00000227FD610000-0x00000227FD676000-memory.dmp
memory/4516-313-0x00000227FD610000-0x00000227FD676000-memory.dmp
memory/4768-305-0x00007FF7E7630000-0x00007FF7E76DA000-memory.dmp
memory/4768-306-0x000001C59E560000-0x000001C59E5C6000-memory.dmp
memory/4768-379-0x00007FF7E7630000-0x00007FF7E76DA000-memory.dmp
memory/4768-307-0x000001C59E560000-0x000001C59E5C6000-memory.dmp
memory/5116-360-0x0000000000400000-0x00000000004AD000-memory.dmp
memory/5116-274-0x0000000000680000-0x00000000006E9000-memory.dmp
memory/5116-279-0x0000000000680000-0x00000000006E9000-memory.dmp
memory/5116-291-0x0000000000400000-0x00000000004AD000-memory.dmp