b01bca666eeff929ac158d18633bc4a4fbf23b8d775b3d7d1e2319735c27b853

General

Target
2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260810-v26ssadr6x
SHA256 b01bca666eeff929ac158d18633bc4a4fbf23b8d775b3d7d1e2319735c27b853
MD5 3d33a7c4b5dd3d936f42f41f1dba3d7e
SHA1 0bb29b662b1b4210d852835215eebea98f82abeb
SHA512 8f54e27b897b7589c6b5535918d070224dee317fdaa42c78e78c2faa680af10f809a2b7ec0babed400db25a34e0bbf8988a437a4762c7b172eba31e736265364
SSDEEP 12288:xC0t7rkugEoFx41YFhALgEGSvzrCUgcVKBOSmh/ZC:Dt7rYEo9Ad3vzzAnp
TLSH
T1E2C41203F9E99171E6A206366874CD19062F7E705EF2CD873794114ECA762D08E3AFA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2136	CTS.exe
3452	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"	2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_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

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_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 2 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	2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4756	2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2136	CTS.exe
Token: SeDebugPrivilege	3452	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 2136	4756	2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_3d33a7c4b5dd3d936f42f41f1dba3d7e_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:4756
- 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:2136

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:3452

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

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 1e54862ddaba1ed8a3c39d81e4e6faafddba297b2ecf86434d1a24143ff41600
MD5 a6edd451c8cb60269b5e406e329b13b3
SHA1 8d83f9c7a2f56bc33175b3abe0914b5f4a4b8b35
SHA512 9b319b8c4f765b6415572597180f9b3051f003d5132c18c3cb64eac2606b9b48bdbd9d28113ec7544d28a8e50145b8cdeb60ac5dd7c2bd33b6f47ba9c4300b65
SSDEEP 12288:xC0+zuoUuttC+Al3ULhXE2itkJvtnJMguuDDucrWV28F6c0wF:Duuoel3UNXqtAzMCDDucqx6c0a
TLSH
T17CC41207B6E2C070E0B709758CB0DDA5076F7A365DB19E166BCC224D4671AC01EBABB7
MD5 SHA1 SHA512 SSDEEP TLSH

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zgG1OUu9Cq2OmmO.exe

Path C:\Users\Admin\AppData\Local\Temp\zgG1OUu9Cq2OmmO.exe
Size 557KB
SHA256 ef33da189336be21b3bace42a6a62ff6921b4ec443fbf7df5d11c2db61e713f3
MD5 779ca362c37f122869909e2cc2e1e6ff
SHA1 a9e7967d30b2f90671f53d0df8010106a1a23d61
SHA512 3d6b338214bfed310cf9c83a70a440f220b9a8372a043456eea8a20d069d478dc37a959303ef4c173eb69af3fab1a5cb2e1f934509d98c35409d6ee7728c4f48
SSDEEP 12288:xC0CsnyLFC921Q4B5Qhmrpe3xyOvP56CJQShUmQ/jdeq2J6lmUuZ:DCsnKD1QAVQ5ZnJefY+5uZ
TLSH
T1ADC412477AE191B1F4B75132D861EA110A7FBD762E318C4B37C831AE19294C09D26FEB
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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads