816d50245f052b89c0ae8599ff4b3f251214e3c3a193a97150e877c6c88a4869

General

Target
2026-07-02_9b265487146325fc14568075f452f8b9_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260702-vjftmsat3s
SHA256 816d50245f052b89c0ae8599ff4b3f251214e3c3a193a97150e877c6c88a4869
MD5 9b265487146325fc14568075f452f8b9
SHA1 a4543e74d713878a6bc80a4f7da57d14459a1235
SHA512 2ea2a98c0200616f68d13134b28788c46d88fbe46978ea0c5bcf6bace473b332e8b9c0449a9a312490292d44129c129b8ebe56ba86a22c1fed3ee80d4e9e05ad
SSDEEP 49152:Dke35TOvwAUvJ4uKasP2Xj+Yi8J0Gk1WHMRESSlNtUbDEJdNkwCSlQRkNi4ej:DkeNOovNY6K/8J0IsCNtBNxCSlrNi4ej
TLSH
T1E9F5332BBED96131D0B718F66836C994032939B3DF92215573A8B9DC45EA5C0873CBE2
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000600000001b85a-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
5168	5cJOREjpvXEnU1K.exe
4892	CTS.exe
5368	5cJOREjpvXEnU1K.exe
5996	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"	2026-07-02_9b265487146325fc14568075f452f8b9_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	2026-07-02_9b265487146325fc14568075f452f8b9_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 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	2026-07-02_9b265487146325fc14568075f452f8b9_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	5cJOREjpvXEnU1K.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5cJOREjpvXEnU1K.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5984	2026-07-02_9b265487146325fc14568075f452f8b9_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4892	CTS.exe
Token: SeDebugPrivilege	5996	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5984 wrote to memory of 5168	5984	2026-07-02_9b265487146325fc14568075f452f8b9_bkransomware_elex_maze_rhadamanthys.exe	88
PID 5984 wrote to memory of 4892	5984	2026-07-02_9b265487146325fc14568075f452f8b9_bkransomware_elex_maze_rhadamanthys.exe	89
PID 5168 wrote to memory of 5368	5168	5cJOREjpvXEnU1K.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-07-02_9b265487146325fc14568075f452f8b9_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-02_9b265487146325fc14568075f452f8b9_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:5984
- C:\Users\Admin\AppData\Local\Temp\5cJOREjpvXEnU1K.exe
  C:\Users\Admin\AppData\Local\Temp\5cJOREjpvXEnU1K.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5168
- - C:\Users\Admin\AppData\Local\Temp\5cJOREjpvXEnU1K.exe
    C:\Users\Admin\AppData\Local\Temp\5cJOREjpvXEnU1K.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=0x294,0x28c,0x2c0,0x2bc,0x2b8,0xee82fc,0xee830c,0xee831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5368
- 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:4892

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:5996

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

officeclicktorun.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml
Size 557KB
SHA256 0ed86e79a94ea7642d0f640672c07c0aa83b770399c9cff28b9e24a8d21c35b5
MD5 c41f56f31f0c8f111bbe30229dde3a07
SHA1 5e2c815195f8c57d897f6cf5e6a36ebfbeb87692
SHA512 ccf7b2c4d8c50d08110e6e5d038cb658891e58a076ca8bc86dc26b9eb80e5dfbdb9d0e4b02961db8d3e39c83f3726abde8dd094cfb96391c2de2cc406760743f
SSDEEP 12288:hS0NLbfVnfP27ZQiFoCEKL/Zii4trIqzMFOgRuXL8CtXG8:DNXolQiF6KTZ4IKeOgsjFX
TLSH
T17EC4120335D18471D4BF063558B8CB680A6FBFB38E3599933798728D26662D05D3ABB3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

5cJOREjpvXEnU1K.exe

Path C:\Users\Admin\AppData\Local\Temp\5cJOREjpvXEnU1K.exe
Size 3.1MB
SHA256 b9e001c5ef4845c2c0ce7a1ce134c774a7cd011af31dfbe2a13a96da2f68570e
MD5 a20245af2627cc9d55fbb3a1c682a334
SHA1 2ddbd81a16c18a7d5099f171473439bf84210a16
SHA512 f2a1d8e559dcd3016c3ad67c3c74e88ec62adc5a36ebf16df46f13d60627a9fc3b57dc9746f4551284d1c7eb79b364e76db7e539bfb8a9c20e1828f80bff9d1b
SSDEEP 24576:9yn2D7bFEc7r34rgxlqxjHHTVKIAF3XwVTTIUpWVH1kknPrMkkkskkkkkRkkkkkX:Ug7bV4UxExTTo6TkUEmT5xxvRCI5D
TLSH
T1DFE55C13BEC04032EAB70670B87BBB51557A7E209F1364CF7AC8362E1C716D1AA72756
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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 59c9f1543a5ea1d38db16b22c48d23fe1f2ebeca0d2f0719e2bf434bdb0adfb7
MD5 ee503380fb1614a9f3dee069eaa4841f
SHA1 6dc7baa545b8f9b5e24904f4a556d750499ed6d9
SHA512 aa286fa2d576951cd10c7df1de2f952d92e3b90c103fddc0dd73525235a1a7402a49f71909e6abc941784215942f25623d8501eab6987dfdd947f9baad067d18
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