0c54566e1f02792a160f42b2330a5bbe1dd1fcb14f293386368dbc7f9383e9e2

General

Target
2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260922-lj1dlsshkg
SHA256 0c54566e1f02792a160f42b2330a5bbe1dd1fcb14f293386368dbc7f9383e9e2
MD5 e08f44e4ef1755e27e313bed334a3fc0
SHA1 effe7d46ecc90886f6a08f1ad1c53a285a8c943f
SHA512 7f8b167dd04bbebbd70848256ed8c3a4c907be92cc5eba3c5ba0f8d6f8dc8014248560252117c4f132bf25dd151a7acf12bfd22c7d557ef758998cefe8298cad
SSDEEP 12288:hS0DPi5YBHx+Vojh0PCloY54NtKclHqIDfnAQ4JhCPTn:DDMVojh0P6oYaXKal/rTn
TLSH
T1CAC41217B9D1D070E9B51B350AB89E018A7F79B92EB18D4B23C4614E09321D25E7EBB3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3052	CTS.exe
5748	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"	2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_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	CTS.exe
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3136	2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3052	CTS.exe
Token: SeDebugPrivilege	5748	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 3052	3136	2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-21_e08f44e4ef1755e27e313bed334a3fc0_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:3136
- 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:3052

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:5748

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 7bd76921dbf8140df74969da3ab9338c4e940b9ad832132da2241ab33ae5114f
MD5 e3565d405a23a10abc14e42fa4692928
SHA1 ebcb39eade35eb1cb110ef0d2122c7958f8523f7
SHA512 05315adb85456d9868b080f1c1b49c940f90322d880cae8ede9b5249d980b653f879c36fc3512594a1e7f267eaa42fe64df3176a76bf717befbef0be49ec53b9
SSDEEP 12288:hS0+SGaNUYacGZBv7hmfjT82o/6/znigKhw2:Db1e5LnmX82o/6/7igKhw2
TLSH
T11DC4124733E2C171E1BA133994A59A6103AFBDB6AD719C9B7384604946311F0CF2EFA7
MD5 SHA1 SHA512 SSDEEP TLSH

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9ynViu9ggR84L3P.exe

Path C:\Users\Admin\AppData\Local\Temp\9ynViu9ggR84L3P.exe
Size 557KB
SHA256 5e93b017c6415c240bd2d01e20d1992f5542bd4f1eb2032d25ed64fcfe98a4f3
MD5 7116ee09881cc63f05ae75ce59040511
SHA1 823684fa6e107f8727939d050ea90450645cc70e
SHA512 4a1f3b9df5c67382fb8476f1c45735625172b470787363bb385ea9e57c655b197ec147bb58124b9635039c71c6b1d72a0170e38bb06958eb18eb316e30e8904d
SSDEEP 12288:hS082ewikNifDYONha2Bt9kcDKrBPA9HNWBFJgaa9l:D8nwiZDZNY2BKNo9HNWBFJC7
TLSH
T113C42223B6E29575E06206B34A79D9690A7F7E380FB44F466390214ECB351C04E7DBEB
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