d7d62d9df06b5295c7d66417793bc3ca46a318856a50f67501f241b13a6f05ec

General

Target
2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260809-3pt78axdqc
SHA256 d7d62d9df06b5295c7d66417793bc3ca46a318856a50f67501f241b13a6f05ec
MD5 f12d74b3b8eea3ab389e5bc2b6439d5e
SHA1 32e2db7ba2a301a4716e170075b4439c41f960de
SHA512 202c7582d1089ed15f283e0f4a5db2175f9ec7143b699510aa265d06de50862bae5ee0a95702e39d407df0f356844530b89819293a28b9c8ea2e1186dcab9deb
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT0j1oFpGhFfc9u5NvqjZnIK:ZRpAyazIliazTQo7GhFfogNvqtr
TLSH
T150939E03B6D6C171E4B70A3648A8CE61076FBD765FB18E9B33C4218D49756C08E3AB67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1984	CTS.exe
628	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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_bkransomware_elex_maze_rhadamanthys.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	CTS.exe
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_bkransomware_elex_maze_rhadamanthys.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	2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_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	1316	2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1984	CTS.exe
Token: SeDebugPrivilege	628	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1316 wrote to memory of 1984	1316	2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_f12d74b3b8eea3ab389e5bc2b6439d5e_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:1316
- 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:1984

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:628

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 de85928c57c27be3b7e70ca15786da5876b1e4bac422f2d7257001139a61d622
MD5 adeebfd647d4f7c6b5ddf873ec986628
SHA1 9b1b3e7255bb0845e08795dac5a4b320b84a4dd2
SHA512 5b372b6e28b102ba3039b1ae6ede7cde0307aac4612a7cfdd754785099943cb6a7e353462dddf9f00590298ee95475c3c0e914e1b720460a4bc2d872073a3e43
SSDEEP 12288:xC0VHu6iw6GpPr3Q9rMgG3Fe0fwOGQGJVDRdNKm6frZP:DVHu6f6GVrA9Ge0fnGQAVDNK7
TLSH
T197C42313B6E99036C46945324DE48F12073FBE272FA6EF9A2194309C41B26E19E31F5F
MD5 SHA1 SHA512 SSDEEP TLSH

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kStEPCGPIWQRzDQ.exe

Path C:\Users\Admin\AppData\Local\Temp\kStEPCGPIWQRzDQ.exe
Size 95KB
SHA256 731d9c9001480cf057691992622ebef0c8982c804c67d4b0b9f914b720f174d6
MD5 8df88a9952952f11b0e9e60eee7d1a3f
SHA1 093d5fc38d865e65e9347246fb8d30ac8a64d082
SHA512 70f7957a6537fd5ac4fbe30bc7f7c59aaf34893fedcfd9ef839e2cf156c1bcda0be55832de1a24868924ccb427f6d3e74daf7e9838125aa2d05c5311cb14a99b
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT3GsKb6tYWwNEFZ/cA7oKa:ZRpAyazIliazT3/t73fJ7q
TLSH
T1E5939D0376D6C171F0B7063648A9CE5106BFBE765FB28D573784219E09722D08E3ABA7
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