a1bee5a70d8bba9a29ed4b1512323bc4723a98634a8840e69e500d8e322d5387

General

Target
2026-07-19_99dee88a2b973f253c53b173d82a478c_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260720-back3sax3p
SHA256 a1bee5a70d8bba9a29ed4b1512323bc4723a98634a8840e69e500d8e322d5387
MD5 99dee88a2b973f253c53b173d82a478c
SHA1 6031f389a3b546071f48a968911b92edca8f8796
SHA512 c9b3784ee0a4ec58e9b4b2430b8b383177c117d161c7c4295cdfb926c582cda77e434c95f828210337e37e097f3658462e54b10304cc1adaae6a22ff40b81663
SSDEEP 12288:xC0pcKUoZ7xhAKGyVHamXgVRFAdvufW7Q35:Dpb1GyV6DadGfmQ35
TLSH
T143C4221373C58234D29B1BBA556A8E44493FBEB13FA58D53279826CE5C313C28E34A37
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3292	CTS.exe
5084	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"	2026-07-19_99dee88a2b973f253c53b173d82a478c_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	2026-07-19_99dee88a2b973f253c53b173d82a478c_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	2026-07-19_99dee88a2b973f253c53b173d82a478c_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	5000	2026-07-19_99dee88a2b973f253c53b173d82a478c_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3292	CTS.exe
Token: SeDebugPrivilege	5084	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5000 wrote to memory of 3292	5000	2026-07-19_99dee88a2b973f253c53b173d82a478c_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-19_99dee88a2b973f253c53b173d82a478c_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-19_99dee88a2b973f253c53b173d82a478c_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:5000
- 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:3292

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:5084

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 bc28c55fb1b0b6508bc3f50e483525d13fb09708b9abd5af58d83fba5d70874d
MD5 66085808807c908cb73a03414e96cd54
SHA1 504c9113aa30c7cb57cd13f4f30c166abdf7c808
SHA512 94d786a198092e7b20bd644c46c856f2d704aad5089a474e46aeff77870220d67752bb48bb67cc5104408cf81b6c2065fe4387aeba47295335c0b5844b7e9e13
SSDEEP 12288:xC0fu3rT2aw4WItP8wCDj8r2QBx6lYzssRJsGoT58QOET:D6r6X4vEwu8iCzs+eHdpjT
TLSH
T118C4238375EAA2B2E0B7413108648D504AAFBF315EB0EDA737D565CD1430DC28E7A7A7
MD5 SHA1 SHA512 SSDEEP TLSH

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XHx37Y5vSlwHvx7.exe

Path C:\Users\Admin\AppData\Local\Temp\XHx37Y5vSlwHvx7.exe
Size 557KB
SHA256 40d48e81fceb05141d3e4c3197a18120864b2c9a2d7591aec1374ef0a0931f0d
MD5 46e6bc369cb8fe166bf9279b433f4977
SHA1 63b49aed36acae54a5d2001e7d3a96eaa62d7735
SHA512 9dd5d0d6e77f82ad085d509659bb33b00fdf2e092f136ce04c0f4d797238c373812e470bb676bef26c573a09141380f42d8ede2ac5f8ff2d0269e67b64d56034
SSDEEP 12288:Q0fTPGFL2yQtroJQigS6FLZVI51OEl+Dom2kA7wpMN9ig:3ZDt2UFLIyKmKqY
TLSH
T15CC4EF80A4C75813EB79E52053E64EEAEFE981B749C56091315C23BBDF369D40D0BAB3
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