d4cc20d4f54638c6361ce5b1ede4dc767d8f57bf2634a7a120a8fc87e5708259

General

Target
2026-07-17_2bd65628b1cb394310620121c9ee1826_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260718-e234wsbv7y
SHA256 d4cc20d4f54638c6361ce5b1ede4dc767d8f57bf2634a7a120a8fc87e5708259
MD5 2bd65628b1cb394310620121c9ee1826
SHA1 7c68544498bc266b30490d502ed00779a85850a8
SHA512 035c10cdd5a019ebc310e58005a2604b13d83c94a8259c009a9361387bea9a13c9cb88adbe1ec1b960c96141d94f287a5bd47ecec7abf4c0f8b2d7e60d0993af
SSDEEP 98304:DN8zg7viLPI6ez2/MMUgSXwBHOevG7PEiWgT3Q+hP1hY:x8uiLPIvz2/QgSOHOevG7WgT37HW
TLSH
T187F53327B9D2C5B0E67365F871380EB80B66FEE5480D87F75A44109D8A7B1620760FBB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral1/files/0x0014000000023285-2.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
2568	HEuWwFnXGHF2kln.exe
1244	CTS.exe
2540	HEuWwFnXGHF2kln.exe
744	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"	2026-07-17_2bd65628b1cb394310620121c9ee1826_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	2026-07-17_2bd65628b1cb394310620121c9ee1826_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	HEuWwFnXGHF2kln.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HEuWwFnXGHF2kln.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-17_2bd65628b1cb394310620121c9ee1826_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	844	2026-07-17_2bd65628b1cb394310620121c9ee1826_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1244	CTS.exe
Token: SeDebugPrivilege	744	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 844 wrote to memory of 2568	844	2026-07-17_2bd65628b1cb394310620121c9ee1826_bkransomware_elex_maze_rhadamanthys.exe	85
PID 844 wrote to memory of 1244	844	2026-07-17_2bd65628b1cb394310620121c9ee1826_bkransomware_elex_maze_rhadamanthys.exe	86
PID 2568 wrote to memory of 2540	2568	HEuWwFnXGHF2kln.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-17_2bd65628b1cb394310620121c9ee1826_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-17_2bd65628b1cb394310620121c9ee1826_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:844
- C:\Users\Admin\AppData\Local\Temp\HEuWwFnXGHF2kln.exe
  C:\Users\Admin\AppData\Local\Temp\HEuWwFnXGHF2kln.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2568
- - C:\Users\Admin\AppData\Local\Temp\HEuWwFnXGHF2kln.exe
    C:\Users\Admin\AppData\Local\Temp\HEuWwFnXGHF2kln.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=0x290,0x284,0x28c,0x288,0x294,0x2f82fc,0x2f830c,0x2f831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2540
- 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:1244

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:744

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 adea90e3a527d29bf9a8d54f56f89da5d3966c2b34e9f8185d808c2b57707ccc
MD5 c1244901a2d71cce35ac2b3e7f7f4183
SHA1 b4caa232c6ed4309d2e035923f91b615d895b267
SHA512 cf5f16f983c8f8b45546ede334c01fcfaf098c783204d5d106d2fbcc5c134231e30603ab4cbb097d8bdaa17ba896f95e1904274f4d3788a1a55f9ff358ea1987
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTnec:ZhpAyazIlyazTnP
TLSH
T1CF736C03B6D2C171E4B70A7649B8CE5106BFBE765EB18D9B33C4218D09752C09E3AB67
MD5 SHA1 SHA512 SSDEEP TLSH

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HEuWwFnXGHF2kln.exe

Path C:\Users\Admin\AppData\Local\Temp\HEuWwFnXGHF2kln.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 d4ade9009c8b63f7ee003246f32549ba9f0a047866cc14ddba5333fa83b9ef4f
MD5 be5c351beb55907430206de24c5b6c35
SHA1 bb04a4e619b591063b0e45631f23ec5c6a0cedd0
SHA512 e9847662577b58cf7815ca4c3dd570a2bcce83fc2c032e6ac032c0a323d881a97863049c6e2d2ad8b157cf89e5cfa8840275ec26bcdc00196c02b221af772aa7
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