e0c07902fc422645c995e27c6689ec3018987db7830efe19f6b1df02f257737c

General

Target
2026-07-03_d4b92e395c837f57f628faf2a591a1fd_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260703-klsacaay4m
SHA256 e0c07902fc422645c995e27c6689ec3018987db7830efe19f6b1df02f257737c
MD5 d4b92e395c837f57f628faf2a591a1fd
SHA1 794bb4bb2c32ff659865520550482058b66c7c97
SHA512 2c74c3105e7a07b6bb60e020163cd6609fce6295304db57a8b89236d1b56fe1daa979ccad5f3e993e13185d475b18ef2d87648d94d12878d27a7b0255bf3fef1
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTkZNBZjlF2D2pIr2kGyM+3:ZRpAyazIliazTkjizVn3
TLSH
T155939D03B6D2C171E4B7067209B4CE61076FBE725FB18E973394258E0A752C09E39BA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
544	CTS.exe
5872	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"	2026-07-03_d4b92e395c837f57f628faf2a591a1fd_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	CTS.exe
File created	C:\Windows\CTS.exe	2026-07-03_d4b92e395c837f57f628faf2a591a1fd_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	2026-07-03_d4b92e395c837f57f628faf2a591a1fd_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	4764	2026-07-03_d4b92e395c837f57f628faf2a591a1fd_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	544	CTS.exe
Token: SeDebugPrivilege	5872	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 544	4764	2026-07-03_d4b92e395c837f57f628faf2a591a1fd_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-03_d4b92e395c837f57f628faf2a591a1fd_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-03_d4b92e395c837f57f628faf2a591a1fd_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:4764
- 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:544

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:5872

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 7b05acfe8670e692aade0fafa3cd24f10b99b57f4ffaede40dadda85d60ff024
MD5 0b4298fda6289bc4d0959cb893a86357
SHA1 a86f846ba60d4baa09c3c1b4abeb9c1db0c1a0b2
SHA512 0e750058d72fbc10cd7e58f526136dac0c3168a9577b787108875264dbae0e9ae788a286995a71292330f0778df0af34ebcf20ab2054730797fc7d718014e835
SSDEEP 12288:xC0q1guuMjzDhFHjBAeNJK6+cqql2+8snbcnPVfksakoXK:D6jzDzFAeNlVqI2+DnbcnPlksW6
TLSH
T1E3C4120737978472D5B78A360860CE110E3FB9B69AF54D6A23C8784F46356E05E3E72B
MD5 SHA1 SHA512 SSDEEP TLSH

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jV1JDfYri71C6qp.exe

Path C:\Users\Admin\AppData\Local\Temp\jV1JDfYri71C6qp.exe
Size 95KB
SHA256 f7296f7fc5ef2457dd89bc91aa30f45d80cf67bc929c433e868c5267eea0b338
MD5 0d422dbfbac84ef58271137a92009af3
SHA1 c125e653d3d028ecfd4ed9e1f9f672b7bb79252e
SHA512 b011b8dad4135e7e118ff08b2b217ce72d31d14c31bfa49f52abf8d8c07e851cf7b837113682c6a8eac5fb8c0eaec8f2422c0495e70366d52051b5367b089b31
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTJC2jTvIETS/t9GiEj:ZRpAyazIliazTJC2HLYkp
TLSH
T151939E13B6D2C171F4B70A7649A8CE610A7F7D765EB18D5B33C0208E59752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc
MD5 f9d4ab0a726adc9b5e4b7d7b724912f1
SHA1 3d42ca2098475924f70ee4a831c4f003b4682328
SHA512 22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT:ZRpAyazIliazT
TLSH
T176636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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