af6e72d02caf787663a12cbaca92cc5d141a0dbdd0947804189634fd89ba7458

General

Target
2026-08-04_b584164799758bed2ff7518d9ed2afdf_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260804-gf92esdh22
SHA256 af6e72d02caf787663a12cbaca92cc5d141a0dbdd0947804189634fd89ba7458
MD5 b584164799758bed2ff7518d9ed2afdf
SHA1 1278f5a7c10ef843b98952fe06094af2a1f3e9d3
SHA512 007c905db099c212bfadfe7bb02f2caaa1260888917e54a916cf7c1bda7517bf83b62fe7219f2b648a430ee862c7123dd0cd1a6288f191f42d039e2bbdc19ed2
SSDEEP 98304:DSR7/WGrlmYxJjcStL9OonDlwY02plG3CoNGOHWHNdnG:WJocgSuodaGOHWHbG
TLSH
T1A2F533AA78CA417AF7D70FFE803A9B2808A7AC51521F524F77F04C1E4DE27D081765A9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x001200000001b664-5.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
2284	bhBcF4y0FTAly8T.exe
3300	CTS.exe
4724	bhBcF4y0FTAly8T.exe
4828	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"	2026-08-04_b584164799758bed2ff7518d9ed2afdf_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	2026-08-04_b584164799758bed2ff7518d9ed2afdf_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	2026-08-04_b584164799758bed2ff7518d9ed2afdf_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bhBcF4y0FTAly8T.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bhBcF4y0FTAly8T.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3544	2026-08-04_b584164799758bed2ff7518d9ed2afdf_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3300	CTS.exe
Token: SeDebugPrivilege	4828	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3544 wrote to memory of 2284	3544	2026-08-04_b584164799758bed2ff7518d9ed2afdf_bkransomware_elex_maze_rhadamanthys.exe	89
PID 3544 wrote to memory of 3300	3544	2026-08-04_b584164799758bed2ff7518d9ed2afdf_bkransomware_elex_maze_rhadamanthys.exe	90
PID 2284 wrote to memory of 4724	2284	bhBcF4y0FTAly8T.exe	92

C:\Users\Admin\AppData\Local\Temp\2026-08-04_b584164799758bed2ff7518d9ed2afdf_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_b584164799758bed2ff7518d9ed2afdf_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:3544
- C:\Users\Admin\AppData\Local\Temp\bhBcF4y0FTAly8T.exe
  C:\Users\Admin\AppData\Local\Temp\bhBcF4y0FTAly8T.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2284
- - C:\Users\Admin\AppData\Local\Temp\bhBcF4y0FTAly8T.exe
    C:\Users\Admin\AppData\Local\Temp\bhBcF4y0FTAly8T.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=0x2bc,0x2c0,0x2c4,0x294,0x2c8,0xc982fc,0xc9830c,0xc9831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4724
- 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:3300

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:4828

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 ad5871d824487216516c7d9e783d4a905f27840f86a028502684ddadc1f78d47
MD5 ccede9ca2bfb48687f3464af282f6d48
SHA1 0cfd3f0c8752df02b1cb25474c078960920ab57f
SHA512 2ee5a4cefea7df3c4e73d6a078da6c23927e4583696579df837b3f74cc066079452a8fd8c5d8625d40a740d3a84d6c606bc1d400b279dc380b74b9137d42cf91
SSDEEP 12288:xC0yAw/4OO/09Rm9fHnPl07/gU/VPjTaTXjgVKjLtOdc+nR51Ix8LL:DyAw/4OO/yRm9fHPl0jgkPHYuKcdh51T
TLSH
T150C42213F7C59676E1735A3104A18E64837FBEB70A71886B53A4218C48769D08F3AF7B
MD5 SHA1 SHA512 SSDEEP TLSH

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bhBcF4y0FTAly8T.exe

Path C:\Users\Admin\AppData\Local\Temp\bhBcF4y0FTAly8T.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 b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc
MD5 f9d4ab0a726adc9b5e4b7d7b724912f1
SHA1 3d42ca2098475924f70ee4a831c4f003b4682328
SHA512 22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT:ZRpAyazIliazT
TLSH
T176636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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 ad64210b4a71d1a4011d1a13343efaf2e9064abe5f603a881d9a627b5acf40b6
MD5 368c5859f131349c29da6f8f0f20004a
SHA1 f398b9f3db5573dc264669dc1e59b23e6fe5a1fb
SHA512 027557c46bb7180676e2fddd1fc11782cbd8802d13ca11efe0337d2eadf3a3c79cfda8d4f930eece0b1e3189dcbfc0cb2289b1c8dfd153b2cd29620eb6549587
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