Analysis
- max time kernel
149s - max time network
114s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
07/05/2026, 02:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe
Resource
win11-20260130-en
7 signatures
150 seconds
General
- Target 2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe
- Size 96KB
- Sample260507-c786zsat3n
- SHA256 7c3f6e26268374af351655c6a80ee4adf88978fc4c8a76d5bd0791cfd00d784c
- MD5 939a5f0d6f5b4192dc5ae0510c977c8a
- SHA1 3e07ec9c43b77a960405db5a79d098bb313767ea
- SHA512 42ea28ad81b07f58c39534e957d24e27129ff65d5ff1113ae3e379d1ab9a53675c1f9e8f7b827731ef53a5f423f25e222412b57c7c73f2414fe0cb83db1b1de4
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTBeW5W161stUA3QI8qV:ZhpAyazIlyazTBeJoatVzL
- TLSH T164A39D03BAD2C170E4B60A7644B8CE61077FBE765EB28D5733C4219D06B26D05E3AB67
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
pid Process 3676 GzmcZw6BcmE1yLi.exe 4432 CTS.exe 5344 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" 2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_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 - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\CTS.exe 2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe File created C:\Windows\CTS.exe CTS.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 2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CTS.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3048 2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe Token: SeDebugPrivilege 4432 CTS.exe Token: SeDebugPrivilege 5344 CTS.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3048 wrote to memory of 3676 3048 2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe 80 PID 3048 wrote to memory of 4432 3048 2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_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:3048 -
C:\Users\Admin\AppData\Local\Temp\GzmcZw6BcmE1yLi.exeC:\Users\Admin\AppData\Local\Temp\GzmcZw6BcmE1yLi.exe2⤵
- Executes dropped EXE
PID:3676
-
-
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:4432
-
-
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:5344
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
- Size 393KB
- SHA256 2c809bac3dc46926cd9c48ea3b18d5010eb612659d0b53a1871bd15b4962c20e
- MD5 687a050eea895235568376dd529f6c54
- SHA1 f5f5233bf85d5cfd9581bee0a81151d65cc5c852
- SHA512 9792726dd366d63d8f163641a7bde7b3f481c00dd4a487790d48cba5892fe1ac7d82222d13d226977f36298a68f4ae1ede3ac7a82aba4eaab4eef5b08b40633f
- SSDEEP 12288:hS067/K6HT33YpjXVZ7yzKs7mJpmmsJxgfz:D0H3YpJaKi3TJxgL
- TLSH T1C984124376C1D130E4BB4B3211F4CE21466FBD345AB68CC777D4288E096A6D19E3AB6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\GzmcZw6BcmE1yLi.exe
- Size 25KB
- SHA256 5f411c0bd9ed9a42b0f07ed568c7d0cf358a83063b225a1f8f7da3296dde90f1
- MD5 abbd49c180a2f8703f6306d6fa731fdc
- SHA1 d63f4bfe7f74936b2fbace803e3da6103fbf6586
- SHA512 290dd984acc451b778f3db8c510bae7aec1d9547c3ad0a1829df731c136e4ecc9a37dc6a786cf8f1ecc4d14339aed1288af25055f450f6f953138c8d4d5c36e9
- SSDEEP 384:OSZ/JKNZKZCGRHJPth4VKAvDgDJgoku8:OSQQTRJPzkKAEN
- TLSH T1A8B2291FF21694E9C14AC2B4D5EF5B33A5B3BD311AB12B2D8368F3606F51690693EA40
- 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