80774c73a7b0f53c8bc70e2b7de820096362b755c98ba491d48ed63c5288760a

General

Target
2026-06-02_ef48929657bc5681aac1b68e2ec9d668_bkransomware_elex_maze_rhadamanthys.exe
Size 391KB
Sample260602-cymlmaby71
SHA256 80774c73a7b0f53c8bc70e2b7de820096362b755c98ba491d48ed63c5288760a
MD5 ef48929657bc5681aac1b68e2ec9d668
SHA1 7159d0abf42eb91b8ff99173ac381094af99fa35
SHA512 bc83c00f8f2f857043492f9a7f1f4729befc89d8b7cda9b265216073e8620d995499a984f8b4a391a2f0ab37f48d4439e78050c77b32d3c6562b9cf3aa677c30
SSDEEP 12288:hS09aaHn6a12mgSbWEICl2qa7dtHmXykwF1Xl:Dcaa+rPRc7dtHCykuT
TLSH
T1AE841217B5DA8171F47A06750969CD51062FBE392BF1CDAB334421CE19342E0AE2BF6B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2088	CTS.exe
2532	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"	2026-06-02_ef48929657bc5681aac1b68e2ec9d668_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	2026-06-02_ef48929657bc5681aac1b68e2ec9d668_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	2026-06-02_ef48929657bc5681aac1b68e2ec9d668_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	1708	2026-06-02_ef48929657bc5681aac1b68e2ec9d668_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2088	CTS.exe
Token: SeDebugPrivilege	2532	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 2088	1708	2026-06-02_ef48929657bc5681aac1b68e2ec9d668_bkransomware_elex_maze_rhadamanthys.exe	80

C:\Users\Admin\AppData\Local\Temp\2026-06-02_ef48929657bc5681aac1b68e2ec9d668_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-02_ef48929657bc5681aac1b68e2ec9d668_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:1708
- 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:2088

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:2532

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

excel.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
Size 393KB
SHA256 411dc8372d1176934d5dc4719c6b1ac9bf9d9c01959675f9ddc4bb10651caa73
MD5 72199dd538532faa10c080b5ed4ed1af
SHA1 4df5fe6dd379d58a9029c72b6d22bfb7a96f95c6
SHA512 a70c21135b1f726b4df04bab7dfe8c50b1e033c68b8ebc2e12290c2c08ff247a70236adc91ef4ea6f5dc2de2ffe808b9f10581806e746d7855dbb42840582005
SSDEEP 12288:hS0dFDKmyMsidn/aKqT+ZqgGDX5XbMuVpq:DdF2hcpqKQJIu/q
TLSH
T17D840213B6D6C0B0F5B70632547D88144AEF7E760AB68E9B67C012C942752D08EBE7B7
MD5 SHA1 SHA512 SSDEEP TLSH

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TpddrrhyFZJqpS8.exe

Path C:\Users\Admin\AppData\Local\Temp\TpddrrhyFZJqpS8.exe
Size 320KB
SHA256 0d55856d55124b00aac2490df550fffd72bcd66415b54c715bfecd7d95f95034
MD5 4d44199b47de963eedd9c42fe8c117aa
SHA1 1d687ee94455582cfbd13a7bc4468c6aad347a21
SHA512 83bc211fd210fec218292d9c3631a9cf4be5610c8defec05d3a2f9f0a7cf71279a93fe4dfa57a0806e48cc692b2e4d17d2b25e95b98179f8802eac67f0b771a6
SSDEEP 1536:42/zodP+U8KPh1u6uSivsUQK75IthKoLe2Xu8:VpU8KPh1u6uSivsUQK75Ith1XV
TLSH
T11864DC87F012A5536B8E263D53B085FB0DF5811BA6C79C42705027FDE827CEA0D96BB6
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