a361e98008d5886d8c29b1cb60560c6575d095f0d22176a49c745c6e656d93e8

General

Target
2026-07-21_1f3246089a7d0021b13171550c2c291e_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260722-bfrbeshc75
SHA256 a361e98008d5886d8c29b1cb60560c6575d095f0d22176a49c745c6e656d93e8
MD5 1f3246089a7d0021b13171550c2c291e
SHA1 c2b83b3172427004e9c8895c3d1af5b80accd645
SHA512 6d771b87b0c87078280f0f44b52ff771709e87aac7f991a5b06b9d76a6f26c141e1c9177fc0d2181c6f056d1b1bb49962519b1247d4661e706e10f573b79d774
SSDEEP 49152:TihXHYFbtX3RdYKzhDwarZGMr43E45Ni+LYXQExXN0XCu2M0hLGsA35/T+:Tu3Q93RGYhDwaL83aiYJX02BLGsQy
TLSH
T141F53323B098A075F19B67B3602194724579FB244F35AEA57063ABC512B43C0AD78FBF
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral1/files/0x00080000000246a7-3.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4080	tnaVTp6imYptGo4.exe
2412	CTS.exe
3984	tnaVTp6imYptGo4.exe
3812	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"	2026-07-21_1f3246089a7d0021b13171550c2c291e_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	2026-07-21_1f3246089a7d0021b13171550c2c291e_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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tnaVTp6imYptGo4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tnaVTp6imYptGo4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-21_1f3246089a7d0021b13171550c2c291e_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5700	2026-07-21_1f3246089a7d0021b13171550c2c291e_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2412	CTS.exe
Token: SeDebugPrivilege	3812	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5700 wrote to memory of 4080	5700	2026-07-21_1f3246089a7d0021b13171550c2c291e_bkransomware_elex_maze_rhadamanthys.exe	85
PID 5700 wrote to memory of 2412	5700	2026-07-21_1f3246089a7d0021b13171550c2c291e_bkransomware_elex_maze_rhadamanthys.exe	86
PID 4080 wrote to memory of 3984	4080	tnaVTp6imYptGo4.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-21_1f3246089a7d0021b13171550c2c291e_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-21_1f3246089a7d0021b13171550c2c291e_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:5700
- C:\Users\Admin\AppData\Local\Temp\tnaVTp6imYptGo4.exe
  C:\Users\Admin\AppData\Local\Temp\tnaVTp6imYptGo4.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4080
- - C:\Users\Admin\AppData\Local\Temp\tnaVTp6imYptGo4.exe
    C:\Users\Admin\AppData\Local\Temp\tnaVTp6imYptGo4.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=0x288,0x280,0x28c,0x284,0x290,0xe782fc,0xe7830c,0xe7831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3984
- 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:2412

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:3812

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_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 a4885b6e37da71210ee5aa3710201559b870b3e6a36cc5c5a22002186528aa0f
MD5 ca1adcb2e2492a02fd7248c51d9e9675
SHA1 93438a3f5b85325589c8826ab2c0a5e3d34cc9af
SHA512 c4f47e0cfed51cc545e4c1d1b68a8e300f5411f414f4417b43e0115dd2368c5cf68f685c175e3deb45cd201d72fb74c9cfdf311895edf4ded5ac8e41d1ee740f
SSDEEP 1536:Fc897EsWjcd9w+AyabjDbxE+MwmvlDuazTXqWk:ZxpAyazIlyazT6Wk
TLSH
T122737B03B6D2C170E4B70A7649B8CE51067FBE765EB18D5B33C4219E09752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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tnaVTp6imYptGo4.exe

Path C:\Users\Admin\AppData\Local\Temp\tnaVTp6imYptGo4.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 479450abbbb7bded1c00cceb20497fc90f6156325b86401505b50739075a63ba
MD5 f53a5c9ca2e3837485afaba90a4cd7e2
SHA1 5b02231c979d9af0990294094113aca1de3fb8b4
SHA512 4c0c8ec807e458f5fe9407796307d43ae109047a133d08ef3ce86b726646749dcce6802a85a9a3186c9837afd1e8b0d040f74d6034865a1e2a62f28c4e8e3c78
SSDEEP 1536:Fc897EsWjcd9w+AyabjDbxE+MwmvlDuazT:ZxpAyazIlyazT
TLSH
T141636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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 5e5c8be91f5dace55f3a50f00854e6f7ae77edb8243fa4612f7b42369985982f
MD5 98e363d9100df0d106c1195c67b1e268
SHA1 e714dbd7fedb8163aa43af2c003b8673e454b3ac
SHA512 2e592cee734a87904625e0b160d7958ad434c4d23a865b0833a3eaab88dfeb37ca149df54878add11ba9d49b30e5ea47a0fbf92630f51157c83cbfbf2d7c4309
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