Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/07/2026, 02:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target 2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe
- Size 74KB
- Sample260723-c8243afe48
- SHA256 ac113fdeac50704850605d683da79c9f4980bd9d6cce03278739ab59fbf320c2
- MD5 8df0f56726fc37a2045f00d5330cf8f8
- SHA1 55c5fc6da53bf592a84c56dc9eb9518c801f2357
- SHA512 a00c47bbfdc7a3534e5e9dd8425c50267e36ebf848c5db0f22dd1a38d8ce3a167ad73ee5e79531f10196ecec1db83b4b4d6cf7c2e2c20273658ff814f92409b2
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTro+v:ZhpAyazIlyazT8+v
- TLSH T171736B03B6D2C171E4B70A7249A8CE51067FBE765EB18E5B37C4258D09752C08E3ABB7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4508 CTS.exe 2436 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" 2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_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 2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_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 2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_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 5112 2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe Token: SeDebugPrivilege 4508 CTS.exe Token: SeDebugPrivilege 2436 CTS.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5112 wrote to memory of 4508 5112 2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_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:5112 -
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:4508
-
-
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:2436
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 9c65c099bfa7494031b58c377f5551c20a65e5046ee26ad3b29085472743cd1f
- MD5 43baa2253cfac28677c3f21722c4be15
- SHA1 f4ce37c6ed7859acd6a04f6501b7c013e513f336
- SHA512 fc31e1e9ef66cf93d9f73367bbae166559b9d9a1bd5dd3ab5a7286beab61f8e5dfea8329a9b140aff826d4d837ff38fa2076dae8538ac7229491784129aa71c5
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT+tn:ZhpAyazIlyazT+J
- TLSH T13B736C03B6D2C171E4B70A7249B8CE6106BFBD765EB18D5B37C4218D49752C08E3AB67
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\iWVRyO0ZlW1WqLC.exe
- Size 74KB
- SHA256 ef962286c53058291a094466b8dc0b8156ac9b309572e60b50e3c802708de023
- MD5 8b5c28bbd735220b411d4b5cd6162d45
- SHA1 4fba9f9618e0e4504abff16ec940ca2c14720294
- SHA512 4f53a5c1f1bf9dd4aa62bc049ab3e67cb4111fc7715c413a0c375721140aea1a3de6fe2e3092b2d46ccbc123bd18b3172cfb862a795de0ebe861f9ddec9b15f1
- SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTlv:ZhpAyazIlyazTlv
- TLSH T17E737C03B6D2C171E4B70A3648B9CE5106BFBE765EB18D5733C4218D49752C09E3ABA7
- 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