5fcf8c6b0af83176ee32b46b31a5f222b3eafc7110010f18a367330be392b605

General

Target
2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260809-l2dmkadk7s
SHA256 5fcf8c6b0af83176ee32b46b31a5f222b3eafc7110010f18a367330be392b605
MD5 8bf9042011cd2d65549e7df7ddc7bbb8
SHA1 e1a5f11c74502492a065a8f2d10613f68b4c995d
SHA512 4b0317366a6adac714b6c8d82fff925ea31d8dfaa478bbd07dc8ba1363af0eef801b9928ab1fa55bb2f892373260e82800968f0e6b408a96d2f2fc2fc33de1bc
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTL1zlH2lCxnWZ23jtSx:ZhpAyazIlyazTL1zlGM3jkx
TLSH
T120939D03B6D2C171E0B70B7249A48E610A6FBE765EB18D5777C4218E09752C09E3ABB7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4448	CTS.exe
4412	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"	2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_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	2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_bkransomware_elex_maze_rhadamanthys.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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4856	2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4448	CTS.exe
Token: SeDebugPrivilege	4412	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4856 wrote to memory of 4448	4856	2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_8bf9042011cd2d65549e7df7ddc7bbb8_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:4856
- 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:4448

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:4412

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 280d0feb6ef5a5076293a6fe7b266bcc5cc0d6ba592191b85e6a2ed3cf3692be
MD5 a1073695d0df9d1a4e5daa5a8b85f039
SHA1 8d07ac46135d8a38ccf41b413781a406f084a05c
SHA512 e4fe4a234979e7554e98b8678bdf50a63acb6c2d75cb6750f138ae78c33144bc82f2b2f028d1eaf0d2d2cc0e96a9e8dd57c81914dcccc5156165b1d321c3bb53
SSDEEP 12288:hS0/+pFV77iTgf7cK9WLche2nbjT/QT8Nohk0sk2EiYpKYFs:D/+V7iG7cK9kche2Tm8NohrXiYpKYa
TLSH
T1E1C422437BC2C0B1F5378A3640A4CE110ABFBE75A6B19E5763D431AC16A41D28E39F57
MD5 SHA1 SHA512 SSDEEP TLSH

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PRWFadsdOXKFrQn.exe

Path C:\Users\Admin\AppData\Local\Temp\PRWFadsdOXKFrQn.exe
Size 95KB
SHA256 9bb35ed297d5543331d04ba69fad3237db6cc49b84715890f577bcef16d4d4de
MD5 a197bafbc20d37f09ca4ac77f64b1f36
SHA1 87856d8859b8d2cbb3496da95e3e8bafcf418292
SHA512 04d0dc49c12cb3c0c8fc4f4f10324e7bce60713b82d36a2ba0bf15dc0573122b18ecadbaf2e26c8fd7ad53a9f9d63f2ce0625d44c09b7f7c195ce4dc38902247
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTvQKPcdK/b7MbWy:ZhpAyazIlyazT4KPiKZy
TLSH
T1AC939E1376C2C170E4B70A3249B9CE21076FBE764EB28D9B77C4618E05755C05E3ABAB
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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads