2ef3bcc81c995036d2fa40721e03ce676b078356b643cabb04d28b80fb063e2a

General

Target
2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260816-pqstwsdc73
SHA256 2ef3bcc81c995036d2fa40721e03ce676b078356b643cabb04d28b80fb063e2a
MD5 eefb244e40ff6c7cd897ad54a2bd5db6
SHA1 37651139cb88abadc277c27f3f679dd55a30af12
SHA512 f9642ff5a7fe08a55791cb8eb427d2be97164d8b1123b6a8d30a5687d000d863dfb16dacb4c718f918e9d909b6aa56bdff47db425247d00ffcb2180459afd0d9
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT1rIL+mtupMfpA/UH8Xqk2:ZhpAyazIlyazT1rIL+mZG/78
TLSH
T13E939E03B6D2C171E4B70B7649B9DE600B6FBE725EB18D577384218E09716C04E39BAB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4996	CTS.exe
760	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"	2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_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	2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_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	2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_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	1848	2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4996	CTS.exe
Token: SeDebugPrivilege	760	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 4996	1848	2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_bkransomware_elex_maze_rhadamanthys.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-16_eefb244e40ff6c7cd897ad54a2bd5db6_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:1848
- 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:4996

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:760

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 498194fb4d212438d2ac08d287a5b7d7c7d15b4921b7e266e9468c960470a03e
MD5 b557ee3e187bc28298f8e297de062930
SHA1 99c5166f8d38788f8e43dd1aee1eba809cbca890
SHA512 8f3f252824f85f8a17cf6a42414e4331c2e0cbd47e66e76c0199191f3696c6a36c4365cd7c688c7bf5d42620fb6d4d839bf91bdd56aa3aa91c6db3d99fe8fc31
SSDEEP 6144:hZMaz6W2DLlUKEDTtHHMkGK6ZuoFpmmuXlVDKaRD/95Rf7aLoKcDoYpthb5+HGpp:hS0bUKGkGKc5/rubjRb95J7aLo1AYmNY
TLSH
T143C42307B29691B7E0BA0B3741799EB5577F7EB09A728E87338011ED82762C04D3572B
MD5 SHA1 SHA512 SSDEEP TLSH

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LMd4u5wI7aMEgmF.exe

Path C:\Users\Admin\AppData\Local\Temp\LMd4u5wI7aMEgmF.exe
Size 95KB
SHA256 245c5c8c2a536fe2ef60ae8206672375800af5c55cc673ef9fc2e47afedbf931
MD5 97b8f3497c567c17f3e64370e56492d3
SHA1 58e5e193b5ed61fb040018afbbc0c5e62f978c84
SHA512 4d6c6ef48b59f7773dbb90d39877d12e9663b9ade4ef0b8d0b0bb0888350019b4e653a0b9f9cdd523312918338d007369d81e1f660b560aa5cc206bed87441d4
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTLgh7e3Mx/WPdy70YdWD8/:ZhpAyazIlyazTLKS3Mos0YdP
TLSH
T173939D03B6D2C170E0B70A3649A8CE51067FBE765FB18D9B7384258E19752C09E39B7B
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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads