4346f85821ddbdf296c3bb90c3d082a9712694d9a45d6c8b67c7af8e479d2477

General

Target
2026-08-01_e25eb388038109e5a4f3796e3618ba31_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260801-ps26cabj2s
SHA256 4346f85821ddbdf296c3bb90c3d082a9712694d9a45d6c8b67c7af8e479d2477
MD5 e25eb388038109e5a4f3796e3618ba31
SHA1 9f627a825400506cd170f2e528d6a1901e7d69d6
SHA512 b41c56cfb2a625a96a9c16809bec12049d05e278c41bd35c704a9df3e95f067931a440b42e8a50477ce307ec2cd9cb833d5846ea68ec6d7ff1f56939fd10973c
SSDEEP 49152:Dx+oZekUJrO16snAL7J2RtTNbNZmUvnZgUADY5NVHfrNeyLYglLXMoTkIfI5dGew:D9Zwr3sgNg3ZTZ3x5NV/cyk04KBfIid
TLSH
T193F53327F2069172E5680A7744F58CE208BDBC719B669EAF43D1D8ED65223D0806DBF3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000e000000019cbf-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
3560	Y7Y3oWw2uRAITpm.exe
3540	CTS.exe
3144	Y7Y3oWw2uRAITpm.exe
1236	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"	2026-08-01_e25eb388038109e5a4f3796e3618ba31_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	2026-08-01_e25eb388038109e5a4f3796e3618ba31_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	2026-08-01_e25eb388038109e5a4f3796e3618ba31_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Y7Y3oWw2uRAITpm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Y7Y3oWw2uRAITpm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	6028	2026-08-01_e25eb388038109e5a4f3796e3618ba31_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3540	CTS.exe
Token: SeDebugPrivilege	1236	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 6028 wrote to memory of 3560	6028	2026-08-01_e25eb388038109e5a4f3796e3618ba31_bkransomware_elex_maze_rhadamanthys.exe	89
PID 6028 wrote to memory of 3540	6028	2026-08-01_e25eb388038109e5a4f3796e3618ba31_bkransomware_elex_maze_rhadamanthys.exe	90
PID 3560 wrote to memory of 3144	3560	Y7Y3oWw2uRAITpm.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-08-01_e25eb388038109e5a4f3796e3618ba31_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_e25eb388038109e5a4f3796e3618ba31_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:6028
- C:\Users\Admin\AppData\Local\Temp\Y7Y3oWw2uRAITpm.exe
  C:\Users\Admin\AppData\Local\Temp\Y7Y3oWw2uRAITpm.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3560
- - C:\Users\Admin\AppData\Local\Temp\Y7Y3oWw2uRAITpm.exe
    C:\Users\Admin\AppData\Local\Temp\Y7Y3oWw2uRAITpm.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,0x2b4,0x2c0,0x2b8,0x2c4,0xfc82fc,0xfc830c,0xfc831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3144
- 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:3540

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:1236

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 ddfb8721af923554b647c2e0242e48266ce376fca4e26632804e6a6c10d70a9f
MD5 fdfe30dde886f84f9dd9ef057877cbee
SHA1 e3a66a6e360b70ed1f9a5876133c596ad83d6e2a
SHA512 ff7d5db3de3707d3a4a87b8ada9247658c4970a099026efd670e0d30164aa54bfdf3ba6b55eb7a3cf5ca89705e6e9fddda6d86bd300d3a7a54b6867806858b24
SSDEEP 12288:hS0DFAed0QvSaHgSJFeZZzi+HN90C1BFwaZ5MiAqimhev4P:D3aaXoVtCorwMIG/P
TLSH
T1B4C41203B6D54230F473437129A08F550ABFBE726B768C97B3C4645D08726E29E36BA7
MD5 SHA1 SHA512 SSDEEP TLSH

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Y7Y3oWw2uRAITpm.exe

Path C:\Users\Admin\AppData\Local\Temp\Y7Y3oWw2uRAITpm.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 9009f27c576bf51248a55a8a78a04838f64d2f852537b7468f54fcb7b473d16d
MD5 db8e8a2e4fb285620cf1b6aedc75f682
SHA1 4e9cca46902823b0e9a38faf8ef526452a4ddf10
SHA512 bf3ef479e4f96165724588d8c0b7e626d7323a96ac30deeab3358e4c8c012c9de2fd25018c9bcba0abebe594b98cc133ec8c2563891c80d5f834f676d3e94328
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