Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/07/2026, 06:42
Static task
static1
Behavioral task
behavioral1
Sample
2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe
Resource
win11ltsc2024-20260629-en
General
- Target 2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe
- Size 95KB
- Sample260706-hgescaez4m
- SHA256 9d2d017c72b1f824475821b18f0df1f8cbc6574d1dd288bffd18594a8669d20a
- MD5 5c4b9df31f6b3c230d7ae1af06ee19dd
- SHA1 d163ed395c4db7a3f2bfbee568567ad79932c33b
- SHA512 2d16eb42e8608c9f7120047a109866fa6b8554f7d8364d90d42f63564f4c954b69e76217131fb2455d634e1bd33b2b5f3669ffe0c0b786817d2724551e288edf
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT9F/5BhFTX2O:ZhpAyazIlyazT9FxBhFTGO
- TLSH T1F8939D03B6D2C170F4B74A3605B5CE500A7FBE755EB18D5B3394218D0AB56C08E7ABAB
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe - Executes dropped EXE 2 IoCs
pid Process 5656 CTS.exe 2404 CTS.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" 2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe - Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: explorer.exe File opened (read-only) \??\F: explorer.exe - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\CTS.exe CTS.exe File created C:\Windows\CTS.exe 2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe File created C:\Windows\CTS.exe CTS.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CTS.exe - Checks SCSI registry key(s) 3 TTPs 62 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0002 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\FriendlyName explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\0064 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{afd97640-86a3-4210-b67c-289c41aabe55}\0002 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Capabilities explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Capabilities explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_HL-DT-ST_DVD+-RW\4&215468A5&0&010000 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{afd97640-86a3-4210-b67c-289c41aabe55}\0003 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{afd97640-86a3-4210-b67c-289c41aabe55}\0003 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\0064 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Capabilities explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\ConfigFlags explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\HardwareID explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\ConfigFlags explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0002 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\FriendlyName explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\HardwareID explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\0064 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\UpperFilters explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{a45c254e-df1c-4efd-8020-67d146a850e0}\0011 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\UpperFilters explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Capabilities explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{a45c254e-df1c-4efd-8020-67d146a850e0}\0011 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\FriendlyName explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\HardwareID explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\0064 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{afd97640-86a3-4210-b67c-289c41aabe55}\0002 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002 explorer.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\HardwareID explorer.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000\Software\Microsoft\Internet Explorer\Main explorer.exe - Modifies registry class 38 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix SearchHost.exe Set value (int) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\client.cbs\Total = "56" SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\client.cbs SearchHost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.startmenuexperiencehost_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:" StartMenuExperienceHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\client.cbs SearchHost.exe Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1991999443-3181470666-3272020885-1000\{5DAF124D-B8CE-4A95-ACF5-736D908878A6} explorer.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\client.cbs\Total = "23" SearchHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:" SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DomStorageState SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\MuiCache StartMenuExperienceHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\MuiCache SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total SearchHost.exe Set value (int) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "56" SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\Total SearchHost.exe Set value (int) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\microsoftwindows.client.cbs\ = "56" SearchHost.exe Set value (int) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\microsoftwindows.client.cbs\ = "23" SearchHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.startmenuexperiencehost_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix StartMenuExperienceHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\microsoftwindows.client.cbs SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\microsoftwindows.client.cbs SearchHost.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\EdpDomStorage SearchHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.startmenuexperiencehost_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" StartMenuExperienceHost.exe Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1991999443-3181470666-3272020885-1000\{0B8C1C58-4D3D-40D0-B07C-2C04DF90A0AA} explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "23" SearchHost.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5144 explorer.exe 5144 explorer.exe - Suspicious use of AdjustPrivilegeToken 31 IoCs
description pid Process Token: SeDebugPrivilege 620 2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe Token: SeDebugPrivilege 5656 CTS.exe Token: SeDebugPrivilege 2404 CTS.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe Token: SeShutdownPrivilege 5144 explorer.exe Token: SeCreatePagefilePrivilege 5144 explorer.exe - Suspicious use of FindShellTrayWindow 52 IoCs
pid Process 4728 sihost.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe - Suspicious use of SendNotifyMessage 39 IoCs
pid Process 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe 5144 explorer.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4292 StartMenuExperienceHost.exe 5144 explorer.exe 4180 SearchHost.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 620 wrote to memory of 5656 620 2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe 88 PID 4728 wrote to memory of 5144 4728 sihost.exe 95 - 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.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- 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\2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-06_5c4b9df31f6b3c230d7ae1af06ee19dd_bkransomware_elex_maze_rhadamanthys.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5656
-
-
C:\Windows\CTS.exeC:\Windows\CTS.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2404
-
C:\Windows\system32\sihost.exesihost.exe1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4728 -
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
- Boot or Logon Autostart Execution: Active Setup
- Enumerates connected drives
- Checks SCSI registry key(s)
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:5144
-
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4292
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4180
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml
- Size 557KB
- SHA256 6dd65a4b2ae5ece3611ff653043fea56fa9b929127f98313b296a7e07e66c027
- MD5 0fac3e7c38e3580f6e3f8699aae3548c
- SHA1 89e45b5ec4b893c4d5a71feafb114ff9ba66d04b
- SHA512 2641ee8ecd9710ed572c37280ed4f07a606a8aff502865f3b0b3fad1eae33cbdd14e5ee3fd3351dc96c165bf91e78360a6eb7fa4abf62baf2eee908118d7ad3a
- SSDEEP 12288:hS0zQ3yxB36GbSpWg+fHJ/DQBJplfGX7h5Q:DMOLbGrwJ/DEp5GX7h5Q
- TLSH T11AC41277B6C2C0B0F4731732A1A48B650B1F7D718E728E8232D8258D59356E19D39BEB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
- Size 607B
- SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
- MD5 76b78ed7ff6273215b134d6a6488035d
- SHA1 9e7a11ffb68d027036302eccd4c22315054843a9
- SHA512 9919504cd4d8c0757abff8da4bbad1c4b6532f81d290c736fc5624ef66de45e6a9e29a8290854ae554d5bdfc5291f1ea81ae62d1b25846bfbcf1515e2ec3e4f1
- TLSH T174F0DC53CBD6536BD527223CC8E207E1FA70E2719E81212386106F2D6CB77241E474B4
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\XHuz1rmjP9eCGws.exe
- Size 95KB
- SHA256 8671c5e87c4582ccc13def0fb661eed7e5b3bd0d27ded68fb23bf5ea06af8d1e
- MD5 0e14ed5d2724a5a7a961f780f86cc4b7
- SHA1 8caff0e0d5062c6535099d6346f99392fabd543e
- SHA512 3c4c7586dbf2d9167e13aa6fc13d0035f786081d42d64da0d8a4285ad05630e27cb4d988828ee0d64ab64da98f336dba2db39a53bc25c6a5d56747f71230e040
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT5bVdtr/8TPqz+eP:ZhpAyazIlyazT5bV3UTPqt
- TLSH T1BE939E03BAD2C170E4B70A7649B4CD5506BFBE765EB18D973384218D0A712C09E3EBA7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\CTS.exe
- Size 71KB
- SHA256 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
- MD5 66df4ffab62e674af2e75b163563fc0b
- SHA1 dec8a197312e41eeb3cfef01cb2a443f0205cd6e
- SHA512 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT:ZhpAyazIlyazT
- TLSH T119636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
- MD5 SHA1 SHA512 SSDEEP TLSH