287e46f4ff82d29afbe59dce726c8b99830d08c6ca1b8e8ffc1dec714f7638af

General

Target
2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260720-rxexqads7p
SHA256 287e46f4ff82d29afbe59dce726c8b99830d08c6ca1b8e8ffc1dec714f7638af
MD5 59694f89a2ff3c0da85ea0fb2055743b
SHA1 766f9461a6b53bb3b5aa020e9351a0ecb564cef9
SHA512 cc74b155ce943d8e1d721a1c445b014d4cbcb5bd50b463ff58f451673390849832d284b2269f759d561971955c55fb667ebc2b98973f2798cff619e7005b0190
SSDEEP 98304:D2qt1TnuqET0JOsdunViOFJlQaymXjLY9McT1FoJikxGXZ3jOTecCim:aqvnPgmcMOkmzL0MitXpqecE
TLSH
T120F533437770D13BD07D1D7548EC8660A7EEAFD611AE389A371072BE58220C16CADBB9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x001100000001122a-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4188	9ax2KFUdLHQHiJ8.exe
1536	CTS.exe
4252	9ax2KFUdLHQHiJ8.exe
2084	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"	2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_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	2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_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	9ax2KFUdLHQHiJ8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_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	9ax2KFUdLHQHiJ8.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3368	2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1536	CTS.exe
Token: SeDebugPrivilege	2084	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3368 wrote to memory of 4188	3368	2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_bkransomware_elex_maze_rhadamanthys.exe	89
PID 3368 wrote to memory of 1536	3368	2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_bkransomware_elex_maze_rhadamanthys.exe	90
PID 4188 wrote to memory of 4252	4188	9ax2KFUdLHQHiJ8.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-20_59694f89a2ff3c0da85ea0fb2055743b_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:3368
- C:\Users\Admin\AppData\Local\Temp\9ax2KFUdLHQHiJ8.exe
  C:\Users\Admin\AppData\Local\Temp\9ax2KFUdLHQHiJ8.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4188
- - C:\Users\Admin\AppData\Local\Temp\9ax2KFUdLHQHiJ8.exe
    C:\Users\Admin\AppData\Local\Temp\9ax2KFUdLHQHiJ8.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=0x2c0,0x2b8,0x2c4,0x2bc,0x2c8,0x10682fc,0x106830c,0x106831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4252
- 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:1536

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:2084

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 57ed32cb7ece6572d71759e3f708fa3e5120bef37b90cf525a702528c7246321
MD5 11f2b231ff00ebdb8765cd0799fb772f
SHA1 b2071af0fb9514796c46cc31874aa40ea93e3ea3
SHA512 7b958bed586c6c6324c073c3612c6deaa16af4cabc0c08d3cd2ffc72d16fb75e1473b413b65a2dc3c59dce74a68c5bbddb4d34d7ae01d8afee3da998c98039dc
SSDEEP 12288:hS0ptRs1X1KPVi6/k1pTXHoGlFRYq4zu6Suhh27Dw3jeE0rTihj:D7RsvKt//k7TX+phIDRChj
TLSH
T111C41203BB8291B0E1F643738AF2EE051ABF7C3559B5AC5A77D0200E15785C15E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

9ax2KFUdLHQHiJ8.exe

Path C:\Users\Admin\AppData\Local\Temp\9ax2KFUdLHQHiJ8.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 fbd3c63ea8cec42eee7d11df8f8a004d8018c726b8b60221791858a3dda78296
MD5 63fa0d8538cf2beb5892bf9be405bd43
SHA1 30b3702b88a8aa687bcbd4df32ed7e13a5777801
SHA512 28320edb4e1521733bf7bd56129ebdfc300c606ff7fcf9decf8f72f4002c26a1ea958be2ba24876c55767ff5493828c9a4c3e186d6ad613dbbf8782ca47fd222
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