27f606d1196c35b06a9cba23d1510e56f24f5949b9a0fce3f3de7c33520e9c70

General

Target
2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample261018-1bqa1aay91
SHA256 27f606d1196c35b06a9cba23d1510e56f24f5949b9a0fce3f3de7c33520e9c70
MD5 b00982167e8c501d10ac3bcfdfbf36bf
SHA1 d83275f94298602e01c2875f9ac8495768538cd1
SHA512 3f895367e566934b5dd6d4548e06e505dbe5c67dbecfa243be0a6b9f603f2f9e7205ca80ec7ab38c284c5789a3dae8e73dccad8b1f795532bc0abe741a266438
SSDEEP 98304:DSc5XFoJVAqlmnhWmQmHd2AoUsXoCEP8MiJ/hjEOe:uOCvAqlmdH0voFPMi
TLSH
T121F533532F579262D6B69832166CDE6CC14FFFBFE518CDB3FAA024DE08510A22136617
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral1/files/0x000a0000000242ec-3.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4668	gptHiJI6aACTlKg.exe
1872	CTS.exe
4108	gptHiJI6aACTlKg.exe
1300	CTS.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_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

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_bkransomware_elex_maze_rhadamanthys.exe
File created	C:\Windows\CTS.exe	CTS.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gptHiJI6aACTlKg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gptHiJI6aACTlKg.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	852	2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1872	CTS.exe
Token: SeDebugPrivilege	1300	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 4668	852	2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_bkransomware_elex_maze_rhadamanthys.exe	85
PID 852 wrote to memory of 1872	852	2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_bkransomware_elex_maze_rhadamanthys.exe	86
PID 4668 wrote to memory of 4108	4668	gptHiJI6aACTlKg.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-17_b00982167e8c501d10ac3bcfdfbf36bf_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:852
- C:\Users\Admin\AppData\Local\Temp\gptHiJI6aACTlKg.exe
  C:\Users\Admin\AppData\Local\Temp\gptHiJI6aACTlKg.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4668
- - C:\Users\Admin\AppData\Local\Temp\gptHiJI6aACTlKg.exe
    C:\Users\Admin\AppData\Local\Temp\gptHiJI6aACTlKg.exe --crash-handler "--database=c:\users\admin\appdata\local\Google\Software Reporter Tool" --url=https://clients2.google.com/cr/report --annotation=plat=Win32 --annotation=prod=ChromeFoil --annotation=ver=18.102.0 --initial-client-data=0x28c,0x288,0x280,0x284,0x290,0xd682fc,0xd6830c,0xd6831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4108
- 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:1872

C:\Windows\CTS.exe
C:\Windows\CTS.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1300

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 72KB
SHA256 1822a64c2ca5a9705a4f6c75a3e253740add88c276feaff9b0e74bc354ad5e60
MD5 20349e6159913f16a78ec48c2a26bb96
SHA1 247acabda2bfb41092a078c5916d98e9ebaf83fb
SHA512 014f9581ad7c2c3c704f6e58e7a28eb325714a3d4b36a4e7c12f124255a9734ab709fb7a9d3d206d19d3ba2f8a54bd1e57f32c254190ce3abefda30f88a852a2
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTzh:ZhpAyazIlyazTzh
TLSH
T1CB736B03B6D2C170E4B70A7649A8CE51077FBE765FB18D5B3384218E49752C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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gptHiJI6aACTlKg.exe

Path C:\Users\Admin\AppData\Local\Temp\gptHiJI6aACTlKg.exe
Size 3.1MB
SHA256 b9e001c5ef4845c2c0ce7a1ce134c774a7cd011af31dfbe2a13a96da2f68570e
MD5 a20245af2627cc9d55fbb3a1c682a334
SHA1 2ddbd81a16c18a7d5099f171473439bf84210a16
SHA512 f2a1d8e559dcd3016c3ad67c3c74e88ec62adc5a36ebf16df46f13d60627a9fc3b57dc9746f4551284d1c7eb79b364e76db7e539bfb8a9c20e1828f80bff9d1b
SSDEEP 24576:9yn2D7bFEc7r34rgxlqxjHHTVKIAF3XwVTTIUpWVH1kknPrMkkkskkkkkRkkkkkX:Ug7bV4UxExTTo6TkUEmT5xxvRCI5D
TLSH
T1DFE55C13BEC04032EAB70670B87BBB51557A7E209F1364CF7AC8362E1C716D1AA72756
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

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

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settings.dat

Path \??\c:\users\admin\appdata\local\Google\Software Reporter Tool\settings.dat
Size 40B
SHA256 d2e4b57341ff54b975be7680f4d670d55a26b80e805fe81a11eedecd189d06a4
MD5 9985022fb0b83e5253c13ff2bbd8cafe
SHA1 36e12eef00bea2b26e497b6c0c21961c420fb033
SHA512 3b96a7ccba99d958fb959c788cc90e4f5c86ec685ccb9b2609294219ed58223ece32505bc4068fe62dadec61e8f67320b387537450c0b429c0349d0c536d8391
MD5 SHA1 SHA512

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads