6d6dd36df26d747a1aae8f09c7fad3aec1cd93ad33e2bb08a7aba30af6332ce0

General

Target
2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260723-v1fj7stdnc
SHA256 6d6dd36df26d747a1aae8f09c7fad3aec1cd93ad33e2bb08a7aba30af6332ce0
MD5 953d22a6f15bf17fbd5096cfc853d52a
SHA1 af7d2cebdbf4417b46d0885fce5251c23f7aaad7
SHA512 eff7ae5311ef1142f1f407ab992ebf91dfe6563573c8ecd65127f2e1b4b1684a065cb7e29de2269755b62b4e8194a17157f4e502e26379373ecc89fed0276dd7
SSDEEP 98304:DeG2l9WPdImFVxKtSo9uHGXpC28sCAul00LYCfv:CG2jWyKq5ubbB5l0Wv
TLSH
T1CBF533232AC4432DF89122785C9C4BA806FD7B6245EB1C5183CC5ADFB2952E8DD2D7B7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000019cb5-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4812	eI0RppANStVcFIY.exe
3564	CTS.exe
3556	eI0RppANStVcFIY.exe
5208	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"	2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_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	2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_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	eI0RppANStVcFIY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eI0RppANStVcFIY.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1300	2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3564	CTS.exe
Token: SeDebugPrivilege	5208	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 4812	1300	2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_bkransomware_elex_maze_rhadamanthys.exe	89
PID 1300 wrote to memory of 3564	1300	2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_bkransomware_elex_maze_rhadamanthys.exe	90
PID 4812 wrote to memory of 3556	4812	eI0RppANStVcFIY.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_953d22a6f15bf17fbd5096cfc853d52a_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:1300
- C:\Users\Admin\AppData\Local\Temp\eI0RppANStVcFIY.exe
  C:\Users\Admin\AppData\Local\Temp\eI0RppANStVcFIY.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4812
- - C:\Users\Admin\AppData\Local\Temp\eI0RppANStVcFIY.exe
    C:\Users\Admin\AppData\Local\Temp\eI0RppANStVcFIY.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=0x2c0,0x2bc,0x2c4,0x2ac,0x2c8,0xba82fc,0xba830c,0xba831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3556
- 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:3564

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:5208

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 1db3c42e4043e5361743f066b73c6b59a877b7234c3bc77e01c02925e36b7e97
MD5 5eeb00f9d5bb07aff61a9215c76b10cb
SHA1 0b62f66d1adb1c5273161b967adf9dcb3bbe892e
SHA512 4896ec016eb8f19a6c30cb9d048539d800e8553cecef09ed597a3d7e96739f754a1d940dbd0efffbb057303e009bf035066ec5ced51fc1be46c649a28c35bb4b
SSDEEP 12288:hS0J+g4djVB5CIgZtiZEgC1J5zdl2DUna2U21GiKNEi+bhkkR3ARUNQSv:DJ+g4VB5pSgGJ5zQ2UYjE+9PriSv
TLSH
T1ADC4221376E1C178E0BB0B759776D5590BBFBEB22EBA5E472384284D06709C05D38B2B
MD5 SHA1 SHA512 SSDEEP TLSH

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eI0RppANStVcFIY.exe

Path C:\Users\Admin\AppData\Local\Temp\eI0RppANStVcFIY.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 dceec34145e2c47a9941a554b2f0410b8d5b6acf9d59d43f20a4ff1e15e15597
MD5 29b1c9ec5885e3d7a7f2ac7346b0d652
SHA1 28cf079a463734c80520f2743e205fddd5eeb8c3
SHA512 8145c09ea573d96a184f55904acb4e399d04f19d4a7699a3af5b847ab259ea73fc26c4dbf879be67893dd478107261c7a9f8d3a0aa53852ba111b016bc12ac20
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