7e696f2c9f7a23efe8aa578c2d0c27dcc0ea67b9ae3050ef8f59ec3aa8dc217d

General

Target
2026-08-05_c41c29f711111611e6df33891d96139c_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260805-v4knbssbmg
SHA256 7e696f2c9f7a23efe8aa578c2d0c27dcc0ea67b9ae3050ef8f59ec3aa8dc217d
MD5 c41c29f711111611e6df33891d96139c
SHA1 7aff38d993869fa26c2e4c3f359d2ae13b99efea
SHA512 4069530aa263e414d6fd6ac54158dff649ef4087faf0ff01cf9d71f3874769a6c2bb4aeeb55546b7b655198c8313bda63079b2005404c354e31ae2c8f9b144fd
SSDEEP 12288:hS0YcdmvlK3CS3UJleQT64AiI05IwcJSDtCqlPIlALVvk:DYPKSS3UJ4/4LcSDtCgPpk
TLSH
T1FEC42203B4D9E135D4730A3A6835EA640A2FBD771FE0A9A77758264C46B04E04D3FBA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4156	CTS.exe
4492	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"	2026-08-05_c41c29f711111611e6df33891d96139c_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	2026-08-05_c41c29f711111611e6df33891d96139c_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	2026-08-05_c41c29f711111611e6df33891d96139c_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	4628	2026-08-05_c41c29f711111611e6df33891d96139c_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4156	CTS.exe
Token: SeDebugPrivilege	4492	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 4156	4628	2026-08-05_c41c29f711111611e6df33891d96139c_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-05_c41c29f711111611e6df33891d96139c_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-05_c41c29f711111611e6df33891d96139c_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:4628
- 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:4156

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:4492

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

onenote.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\onenote.exe_Rules.xml
Size 1.1MB
SHA256 8f97b740c439ec2662720e9eb03bc882c3b8e6fa118b99f3d7ea1e4d53956429
MD5 cab7732f0ef075965c77f47ee7513e0d
SHA1 7335e3a7c39f6d185d2f09f582a18892d9e1b746
SHA512 ce33ddfd5e0f2160f39ebae832bd95ab467c8a6776e021d4cbece667c3ccc643fa470aca288ba36a1a23a0eed1af8d9e970bb2d642176042930211eb99272ef8
SSDEEP 24576:DpL9AbXFsmRTQ1W2XTZMLE3Mz7mKbn7rVqCe9xqhOHdgDcP9TSi:DvMXumu02Fzmm67x2bec1TSi
TLSH
T1844523237CE0A23AE52614705DF1CD960B1FBC7B5E35AD1F66D0746C462A6C1CC29BA3
MD5 SHA1 SHA512 SSDEEP TLSH

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p50tzaWfYMXjgXQ.exe

Path C:\Users\Admin\AppData\Local\Temp\p50tzaWfYMXjgXQ.exe
Size 557KB
SHA256 b3862b202bd0b8c8ad0ff59413d30b7c00e138bb15b04400e78eb84c4f6f64f0
MD5 24ccf5155c31dda832984caba00308e8
SHA1 aa48071131b3de57bb075e68c75c6e2e5c83b400
SHA512 1588a392e35d46fdbc8cc0b7523161ecd8260c91cda80c712e3698d787531d5f2f2c3c59baee26d06b68e4ecae99bd4e38babf9fa01e91ecb7f4c1b73a444f63
SSDEEP 12288:hS0aR4juCqOKSmEkLOL1AagmJlKqQl4iBBiZREutvCCa:Dy4jBm+AapiBBiNtKCa
TLSH
T1F0C42313B9D64635D05E0A7510A4DB9583AFBEF51EA78E8F338462CC19B12C09F2A793
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