Analysis
- max time kernel
145s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/08/2026, 13:09
General
- Target 2026-08-03_0938ab2cea5836a480142bd8518f5e72_bkransomware_elex_hawkeye_maze_remcos.exe
- Size 1.0MB
- Sample260804-qd9gjsfl61
- SHA256 4df99541e578ca5c02e10d31ed501c6bb4bbb85540d4d36df5e97b70ccd2bc33
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 25 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 15 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\2026-08-03_0938ab2cea5836a480142bd8518f5e72_bkransomware_elex_hawkeye_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_0938ab2cea5836a480142bd8518f5e72_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 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
- Drops file in Program Files directory
-
\??\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
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/1524-61-0x000001E258DE0000-0x000001E258E46000-memory.dmp
memory/1524-60-0x000001E258BE0000-0x000001E258D0C000-memory.dmp
memory/1524-62-0x000001E258DE0000-0x000001E258E46000-memory.dmp
memory/2128-376-0x00007FF67A680000-0x00007FF67A7BA000-memory.dmp
memory/2128-378-0x0000013030350000-0x00000130303B6000-memory.dmp
memory/2128-377-0x0000013030350000-0x00000130303B6000-memory.dmp
memory/2296-31-0x000001A52EFF0000-0x000001A52F056000-memory.dmp
memory/2296-30-0x000001A52EDF0000-0x000001A52EF1C000-memory.dmp
memory/2296-33-0x000001A52EFF0000-0x000001A52F056000-memory.dmp
memory/2560-314-0x00007FF7CDF20000-0x00007FF7CE243000-memory.dmp
memory/2560-315-0x000001E514430000-0x000001E514496000-memory.dmp
memory/2560-317-0x000001E514430000-0x000001E514496000-memory.dmp
memory/2560-383-0x00007FF7CDF20000-0x00007FF7CE243000-memory.dmp
memory/2608-237-0x00007FF62F930000-0x00007FF62FA13000-memory.dmp
memory/2608-331-0x00007FF62F930000-0x00007FF62FA13000-memory.dmp
memory/2608-239-0x000001920AA70000-0x000001920AAD6000-memory.dmp
memory/2608-238-0x000001920AA70000-0x000001920AAD6000-memory.dmp
memory/2732-358-0x0000025300D90000-0x0000025300DF6000-memory.dmp
memory/2732-362-0x00007FF64E820000-0x00007FF64ECFC000-memory.dmp
memory/2732-357-0x0000025300D90000-0x0000025300DF6000-memory.dmp
memory/3164-290-0x000001F9278C0000-0x000001F927926000-memory.dmp
memory/3164-291-0x00007FF632140000-0x00007FF6321E7000-memory.dmp
memory/3164-289-0x000001F9278C0000-0x000001F927926000-memory.dmp
memory/3164-363-0x00007FF632140000-0x00007FF6321E7000-memory.dmp
memory/3176-352-0x00007FF7CD080000-0x00007FF7CD33D000-memory.dmp
memory/3268-341-0x000001FAB2910000-0x000001FAB2976000-memory.dmp
memory/3268-342-0x000001FAB2910000-0x000001FAB2976000-memory.dmp
memory/3268-340-0x00007FF7CEB50000-0x00007FF7CEF78000-memory.dmp
memory/3268-348-0x00007FF7CEB50000-0x00007FF7CEF78000-memory.dmp
memory/3268-346-0x000001FAB2910000-0x000001FAB2976000-memory.dmp
memory/3276-298-0x0000020D0D9C0000-0x0000020D0DA26000-memory.dmp
memory/3276-297-0x0000020D0D9C0000-0x0000020D0DA26000-memory.dmp
memory/3276-302-0x00007FF7A8020000-0x00007FF7A848C000-memory.dmp
memory/3276-435-0x00007FF7A8020000-0x00007FF7A848C000-memory.dmp
memory/3276-366-0x00007FF7A8020000-0x00007FF7A848C000-memory.dmp
memory/3276-433-0x0000020D0D9C0000-0x0000020D0DA26000-memory.dmp
memory/3300-245-0x00007FF7D2D10000-0x00007FF7D2F97000-memory.dmp
memory/3300-246-0x000002AD83FF0000-0x000002AD84056000-memory.dmp
memory/3300-254-0x00007FF7D2D10000-0x00007FF7D2F97000-memory.dmp
memory/3300-253-0x000002AD83FF0000-0x000002AD84056000-memory.dmp
memory/3300-247-0x000002AD83FF0000-0x000002AD84056000-memory.dmp
memory/3388-257-0x00007FF7C9080000-0x00007FF7C9193000-memory.dmp
memory/3388-260-0x0000029D606F0000-0x0000029D60756000-memory.dmp
memory/3388-258-0x0000029D606F0000-0x0000029D60756000-memory.dmp
memory/3388-351-0x00007FF7C9080000-0x00007FF7C9193000-memory.dmp
memory/3928-426-0x00000218F6BC0000-0x00000218F6BC8000-memory.dmp
memory/3928-394-0x00000218EE5D0000-0x00000218EE5E0000-memory.dmp
memory/3928-410-0x00000218EE800000-0x00000218EE810000-memory.dmp
memory/3928-388-0x00000218ED680000-0x00000218ED6E6000-memory.dmp
memory/3928-387-0x00000218ED680000-0x00000218ED6E6000-memory.dmp
memory/3928-389-0x00007FF783F30000-0x00007FF784283000-memory.dmp
memory/4144-277-0x0000000000400000-0x0000000000548000-memory.dmp
memory/4144-283-0x00000000008B0000-0x0000000000919000-memory.dmp
memory/4144-356-0x0000000000400000-0x0000000000548000-memory.dmp
memory/4144-278-0x00000000008B0000-0x0000000000919000-memory.dmp
memory/4244-308-0x000001E0AF3F0000-0x000001E0AF456000-memory.dmp
memory/4244-307-0x000001E0AF3F0000-0x000001E0AF456000-memory.dmp
memory/4244-306-0x00007FF687990000-0x00007FF687A3A000-memory.dmp
memory/4244-375-0x00007FF687990000-0x00007FF687A3A000-memory.dmp
memory/4324-432-0x00007FF602260000-0x00007FF6023EE000-memory.dmp
memory/4324-332-0x00000158AC470000-0x00000158AC4D6000-memory.dmp
memory/4324-334-0x00007FF602260000-0x00007FF6023EE000-memory.dmp
memory/4324-333-0x00000158AC470000-0x00000158AC4D6000-memory.dmp
memory/4464-55-0x00000193D6D20000-0x00000193D6D86000-memory.dmp
memory/4464-57-0x00007FF73D2A0000-0x00007FF73D407000-memory.dmp
memory/4464-48-0x00007FF73D2A0000-0x00007FF73D407000-memory.dmp
memory/4464-49-0x00000193D6D20000-0x00000193D6D86000-memory.dmp
memory/4464-50-0x00000193D6D20000-0x00000193D6D86000-memory.dmp
memory/4480-1-0x00000000023D0000-0x0000000002439000-memory.dmp
memory/4480-7-0x00000000023D0000-0x0000000002439000-memory.dmp
memory/4480-27-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/4480-0-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/4524-270-0x00007FF671700000-0x00007FF6717E9000-memory.dmp
memory/4524-269-0x0000027D363C0000-0x0000027D36426000-memory.dmp
memory/4524-353-0x00007FF671700000-0x00007FF6717E9000-memory.dmp
memory/4524-271-0x0000027D363C0000-0x0000027D36426000-memory.dmp
memory/4588-40-0x000001D55CF70000-0x000001D55CFD6000-memory.dmp
memory/4588-42-0x000001D55CF70000-0x000001D55CFD6000-memory.dmp
memory/4588-39-0x000001D55D200000-0x000001D55D32C000-memory.dmp
memory/4692-325-0x000002B013310000-0x000002B013376000-memory.dmp
memory/4692-324-0x000002B013310000-0x000002B013376000-memory.dmp
memory/4692-323-0x00007FF6CBF20000-0x00007FF6CC10E000-memory.dmp
memory/4692-386-0x00007FF6CBF20000-0x00007FF6CC10E000-memory.dmp
memory/4756-66-0x00007FF797AC0000-0x00007FF797BA6000-memory.dmp
memory/4756-15-0x00007FF797AC0000-0x00007FF797BA6000-memory.dmp
memory/4756-18-0x000001FFC44A0000-0x000001FFC4506000-memory.dmp
memory/4756-16-0x000001FFC44A0000-0x000001FFC4506000-memory.dmp
memory/4844-372-0x00007FF75B570000-0x00007FF75BA9A000-memory.dmp
memory/4844-368-0x000002E4A0A30000-0x000002E4A0A96000-memory.dmp
memory/4844-367-0x000002E4A0A30000-0x000002E4A0A96000-memory.dmp