d8279598f708765ba44e3ac4051f2b2a2bf92944626a4e6d29c7d5f79197fd1e

General

Target
2026-07-22_df925fb53e0525823c0ac4c5757d5587_bkransomware_elex_maze_rhadamanthys.exe
Size 1.2MB
Sample260722-vd8bpshf96
SHA256 d8279598f708765ba44e3ac4051f2b2a2bf92944626a4e6d29c7d5f79197fd1e
MD5 df925fb53e0525823c0ac4c5757d5587
SHA1 6c7080ac731168da6baa8eff9f93bd9451e27cff
SHA512 3a8d59de20072c553729f11bb0500393b149662557c16f374dc94db8a8d2c49735005499aaa50f4a9683cc4387d0b701f04d875405842f01f4404d966fb2b68b
SSDEEP 24576:DeQv8jzCT9mj5CPIdK9JxH9+oIAYUuRXMIHQFqIZKQOY0:DVQzCR2YPIdQUEVINIZqY0
TLSH
T122552363B7C08476E6F34FF521658A200A7F7CB95CA14EE31629765C19252D00E2EF7B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5564	CTS.exe
4568	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"	2026-07-22_df925fb53e0525823c0ac4c5757d5587_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	2026-07-22_df925fb53e0525823c0ac4c5757d5587_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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-22_df925fb53e0525823c0ac4c5757d5587_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4768	2026-07-22_df925fb53e0525823c0ac4c5757d5587_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5564	CTS.exe
Token: SeDebugPrivilege	4568	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 5564	4768	2026-07-22_df925fb53e0525823c0ac4c5757d5587_bkransomware_elex_maze_rhadamanthys.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-07-22_df925fb53e0525823c0ac4c5757d5587_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-22_df925fb53e0525823c0ac4c5757d5587_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:4768
- 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:5564

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:4568

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

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 2ec0151b950a2c238dd88ea7248d181f568ae17b7b7de9534b3298bc79c21514
MD5 46c7ff360aa524e722888ad9a4a145cc
SHA1 6054663f477dff712cb094b520b774c3d76773e3
SHA512 779c4af5a3445e15a9768aa80366c5b705e7dd361a264fb15a838ce1e5a96c535e59e13b86635d6735d16449edbca537a823693b0eee917b648301c3fdd2364c
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTJSkaH:ZRpAyazIliazTQH
TLSH
T123736B03B6D2C170E4B70A3649A9CE51067FBE765FB18D5B37C4218D4A712C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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TFSQldU3zI5NqFF.exe

Path C:\Users\Admin\AppData\Local\Temp\TFSQldU3zI5NqFF.exe
Size 1.2MB
SHA256 3f9e70cda9526a0d9f9cd7f4e30cb60de6c834c1f91140b7d0b15cd87e12ac5b
MD5 a5fd0714b374596939773f883b840ab0
SHA1 d92fa3dc54b9e1d6e80248988124df1d2dd12eae
SHA512 a94fc7fe9ca5d4179f72f49b9d560c4e7d0a8eced660ce8b8c5d2a80cc2004429bb813db824e7a5cb46601db8d62a98ea41823ea953eab04c203876fef0e47f0
SSDEEP 24576:DIysWRqbDQ44UTrM65ETUQ6yuGrEB52PDCcMXRt0/Yg09Nfvr4v+mYcXU+9NfE54:DIy5aQMo65I6yuGrEHYRMXRtXzl2dtXn
TLSH
T168552313E9D06131F1B2677582B8DA8407BFFB7F28699DC31304295E5CB26C0A573A6B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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