Analysis
- max time kernel
139s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/08/2026, 09:20
General
- Target 2026-08-03_ddc9341688b666b58e462f0de78d8ded_bkransomware_elex_hawkeye_maze_remcos.exe
- Size 1.0MB
- Sample260804-layhnagg37
- SHA256 0d583d9064e8e1c9530ee8a0a8968f78aeccd67fdc1dba2f4a051b8cf24c8c08
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 17 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_ddc9341688b666b58e462f0de78d8ded_bkransomware_elex_hawkeye_maze_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_ddc9341688b666b58e462f0de78d8ded_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:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exeC:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe1⤵
- Executes dropped EXE
-
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\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
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
DiagnosticsHub.StandardCollector.Service.exe
memory/668-76-0x0000028665F90000-0x0000028665FF6000-memory.dmp
memory/668-75-0x0000028665F90000-0x0000028665FF6000-memory.dmp
memory/668-74-0x0000028665D40000-0x0000028665E6C000-memory.dmp
memory/976-384-0x00007FF6181B0000-0x00007FF6182EA000-memory.dmp
memory/976-479-0x00007FF6181B0000-0x00007FF6182EA000-memory.dmp
memory/976-378-0x00000239DFE30000-0x00000239DFE96000-memory.dmp
memory/976-379-0x00000239DFE30000-0x00000239DFE96000-memory.dmp
memory/1376-478-0x00007FF710AE0000-0x00007FF71100A000-memory.dmp
memory/1376-372-0x00007FF710AE0000-0x00007FF71100A000-memory.dmp
memory/1376-370-0x0000018FCC730000-0x0000018FCC796000-memory.dmp
memory/1376-371-0x0000018FCC730000-0x0000018FCC796000-memory.dmp
memory/1768-492-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-481-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-482-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-483-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-484-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-487-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-489-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-490-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-491-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-493-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-488-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-485-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1768-486-0x000001DBBF720000-0x000001DBBF730000-memory.dmp
memory/1868-355-0x00007FF6C0A10000-0x00007FF6C0B23000-memory.dmp
memory/1868-262-0x00007FF6C0A10000-0x00007FF6C0B23000-memory.dmp
memory/1868-265-0x000001F25D010000-0x000001F25D076000-memory.dmp
memory/1868-263-0x000001F25D010000-0x000001F25D076000-memory.dmp
memory/1916-44-0x000001D239F10000-0x000001D23A03C000-memory.dmp
memory/1916-45-0x000001D23A110000-0x000001D23A176000-memory.dmp
memory/1916-47-0x000001D23A110000-0x000001D23A176000-memory.dmp
memory/1940-15-0x00007FF642330000-0x00007FF642416000-memory.dmp
memory/1940-16-0x000001DDFAC60000-0x000001DDFACC6000-memory.dmp
memory/1940-61-0x00007FF642330000-0x00007FF642416000-memory.dmp
memory/1940-18-0x000001DDFAC60000-0x000001DDFACC6000-memory.dmp
memory/2080-53-0x00000242178D0000-0x00000242179FC000-memory.dmp
memory/2080-55-0x0000024217AD0000-0x0000024217B36000-memory.dmp
memory/2080-54-0x0000024217AD0000-0x0000024217B36000-memory.dmp
memory/2300-283-0x0000000000620000-0x0000000000689000-memory.dmp
memory/2300-366-0x0000000000400000-0x00000000004AD000-memory.dmp
memory/2300-288-0x0000000000620000-0x0000000000689000-memory.dmp
memory/2300-282-0x0000000000400000-0x00000000004AD000-memory.dmp
memory/2340-454-0x00007FF6D2570000-0x00007FF6D26FE000-memory.dmp
memory/2340-336-0x00007FF6D2570000-0x00007FF6D26FE000-memory.dmp
memory/2340-337-0x0000022CB04C0000-0x0000022CB0526000-memory.dmp
memory/2340-338-0x0000022CB04C0000-0x0000022CB0526000-memory.dmp
memory/2508-388-0x00007FF78E3C0000-0x00007FF78E46A000-memory.dmp
memory/2508-311-0x00007FF78E3C0000-0x00007FF78E46A000-memory.dmp
memory/2508-312-0x0000025EBA700000-0x0000025EBA766000-memory.dmp
memory/2508-313-0x0000025EBA700000-0x0000025EBA766000-memory.dmp
memory/2524-260-0x00007FF6E7710000-0x00007FF6E7997000-memory.dmp
memory/2524-258-0x00000294E8DA0000-0x00000294E8E06000-memory.dmp
memory/2524-252-0x00000294E8DA0000-0x00000294E8E06000-memory.dmp
memory/2524-251-0x00000294E8DA0000-0x00000294E8E06000-memory.dmp
memory/2524-250-0x00007FF6E7710000-0x00007FF6E7997000-memory.dmp
memory/2868-383-0x00007FF7A9590000-0x00007FF7A99FC000-memory.dmp
memory/2868-473-0x000002652BBE0000-0x000002652BC46000-memory.dmp
memory/2868-303-0x000002652BBE0000-0x000002652BC46000-memory.dmp
memory/2868-302-0x000002652BBE0000-0x000002652BC46000-memory.dmp
memory/2868-307-0x00007FF7A9590000-0x00007FF7A99FC000-memory.dmp
memory/2868-475-0x00007FF7A9590000-0x00007FF7A99FC000-memory.dmp
memory/2884-477-0x00007FF7965D0000-0x00007FF796AAC000-memory.dmp
memory/2884-362-0x00007FF7965D0000-0x00007FF796AAC000-memory.dmp
memory/2884-360-0x0000016ADB3A0000-0x0000016ADB406000-memory.dmp
memory/2884-361-0x0000016ADB3A0000-0x0000016ADB406000-memory.dmp
memory/3116-275-0x00000231D3AD0000-0x00000231D3B36000-memory.dmp
memory/3116-359-0x00007FF75E430000-0x00007FF75E519000-memory.dmp
memory/3116-274-0x00007FF75E430000-0x00007FF75E519000-memory.dmp
memory/3116-276-0x00000231D3AD0000-0x00000231D3B36000-memory.dmp
memory/3160-41-0x00007FF6FD9D0000-0x00007FF6FDC9F000-memory.dmp
memory/3160-35-0x000001E915500000-0x000001E915566000-memory.dmp
memory/3160-33-0x000001E915500000-0x000001E915566000-memory.dmp
memory/3160-32-0x00007FF6FD9D0000-0x00007FF6FDC9F000-memory.dmp
memory/3268-369-0x00007FF62EED0000-0x00007FF62EF77000-memory.dmp
memory/3268-294-0x00007FF62EED0000-0x00007FF62EF77000-memory.dmp
memory/3268-296-0x000001A22FD00000-0x000001A22FD66000-memory.dmp
memory/3268-295-0x000001A22FD00000-0x000001A22FD66000-memory.dmp
memory/3736-28-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/3736-2-0x00000000024A0000-0x0000000002509000-memory.dmp
memory/3736-0-0x0000000000400000-0x00000000005FA000-memory.dmp
memory/3736-7-0x00000000024A0000-0x0000000002509000-memory.dmp
memory/3788-330-0x000001989BE70000-0x000001989BED6000-memory.dmp
memory/3788-443-0x00007FF70AFF0000-0x00007FF70B1DE000-memory.dmp
memory/3788-329-0x000001989BE70000-0x000001989BED6000-memory.dmp
memory/3788-328-0x00007FF70AFF0000-0x00007FF70B1DE000-memory.dmp
memory/3792-356-0x00007FF665AD0000-0x00007FF665D8D000-memory.dmp
memory/3792-476-0x00007FF665AD0000-0x00007FF665D8D000-memory.dmp
memory/4312-69-0x0000015EEE6D0000-0x0000015EEE736000-memory.dmp
memory/4312-71-0x00007FF68C0B0000-0x00007FF68C217000-memory.dmp
memory/4312-62-0x00007FF68C0B0000-0x00007FF68C217000-memory.dmp
memory/4312-63-0x0000015EEE6D0000-0x0000015EEE736000-memory.dmp
memory/4312-64-0x0000015EEE6D0000-0x0000015EEE736000-memory.dmp
memory/4392-432-0x000001C8F7360000-0x000001C8F7368000-memory.dmp
memory/4392-389-0x000001C8EDE00000-0x000001C8EDE66000-memory.dmp
memory/4392-450-0x000001C8F8A10000-0x000001C8F8A18000-memory.dmp
memory/4392-480-0x00007FF744A50000-0x00007FF744DA3000-memory.dmp
memory/4392-400-0x000001C8EED70000-0x000001C8EED80000-memory.dmp
memory/4392-416-0x000001C8EEFA0000-0x000001C8EEFB0000-memory.dmp
memory/4392-390-0x00007FF744A50000-0x00007FF744DA3000-memory.dmp
memory/4392-391-0x000001C8EDE00000-0x000001C8EDE66000-memory.dmp
memory/4644-321-0x00007FF753BF0000-0x00007FF753F13000-memory.dmp
memory/4644-319-0x0000020672050000-0x00000206720B6000-memory.dmp
memory/4644-320-0x0000020672050000-0x00000206720B6000-memory.dmp
memory/4644-434-0x00007FF753BF0000-0x00007FF753F13000-memory.dmp
memory/4740-346-0x00007FF606E30000-0x00007FF607258000-memory.dmp
memory/4740-345-0x0000021653910000-0x0000021653976000-memory.dmp
memory/4740-350-0x0000021653910000-0x0000021653976000-memory.dmp
memory/4740-352-0x00007FF606E30000-0x00007FF607258000-memory.dmp
memory/4740-344-0x0000021653910000-0x0000021653976000-memory.dmp