Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
13/08/2026, 00:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-12_7571bb4127d41d103c95844f4fddff47_bkransomware_elex_maze_rhadamanthys.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-12_7571bb4127d41d103c95844f4fddff47_bkransomware_elex_maze_rhadamanthys.exe
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target 2026-08-12_7571bb4127d41d103c95844f4fddff47_bkransomware_elex_maze_rhadamanthys.exe
- Size 95KB
- Sample260813-a9drraw1cs
- SHA256 07c15bf1863706c48a9778a0935960735889b389e25ba74cd2661c45eaf451db
- MD5 7571bb4127d41d103c95844f4fddff47
- SHA1 501ff0a24e3f131ae5b9570711fa18188dbcac28
- SHA512 62ffbc90fcdc16e5266c125cfa3b3f35dd10e22c02461fcc97551647f2baeb4af75b516253ffa891c6dd83e3600960d56c894016e1ed8e42ab48b4060feb8426
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTITBlrd7u3oBpGKVCWl:ZhpAyazIlyazTeBlZ63oP3VCWl
- TLSH T17B939E03BAD2C075E4774A7649B4CE510A7FBE324EB18D9B7390219E06752D08E3AB67
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4172 CTS.exe 5112 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" 2026-08-12_7571bb4127d41d103c95844f4fddff47_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 2026-08-12_7571bb4127d41d103c95844f4fddff47_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 2026-08-12_7571bb4127d41d103c95844f4fddff47_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 4388 2026-08-12_7571bb4127d41d103c95844f4fddff47_bkransomware_elex_maze_rhadamanthys.exe Token: SeDebugPrivilege 4172 CTS.exe Token: SeDebugPrivilege 5112 CTS.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4388 wrote to memory of 4172 4388 2026-08-12_7571bb4127d41d103c95844f4fddff47_bkransomware_elex_maze_rhadamanthys.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-12_7571bb4127d41d103c95844f4fddff47_bkransomware_elex_maze_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_7571bb4127d41d103c95844f4fddff47_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:4388 -
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:4172
-
-
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:5112
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
- Size 73KB
- SHA256 7f7e45d0d2fe7162f35c23f34d68ce12e694940a2e9808860b1313dac047867c
- MD5 f6a370b1ae9d05f354a20c8f99792528
- SHA1 ea6ba663fc33f3966c1b81bd397b2a90741a1612
- SHA512 663ea7c42f2f2e468e61374bfb74828044c063a2a594330f3f5eee58f66dff799d1b70e3ba602dd2a1ed84742ab9c123aabf70df85a3a191b99829651af881f5
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT4sSo/:ZhpAyazIlyazT4sP
- TLSH T185736B03B6D2C170E4B70A7649B8CE6106BFBE765EB18D5733C4218D49752C09E3ABA7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\UXjkEp0Bg5y3245.exe
- Size 95KB
- SHA256 83f2b0972e08b6114441339f97ce41f7afa4f22484c9b06a5aacae18660f3d2d
- MD5 940335aa7385837369f9d81bc2d44637
- SHA1 ac7d0634528d82d3d70a502ca18f519192256b08
- SHA512 de9864b8ed077a74711a4a89a2ed7e73b42caeae77b4cbb8ce8cc93918e687f474ce54728c522fb982fabf9050f1b336691d710bcda37a86f0d791f84b81a1f9
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTsjw3bWecMid9CaBu:ZhpAyazIlyazTxZcTg
- TLSH T18F93AE0376D2C171E0B7063649A8CE5107BFBE725EB68E5733C4219D09756C09E39BA7
- 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