4dbe4fba10aac9a33bf34ef30376937c894638d76113dcab440be1e6416ec0a1

General

Target
2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260802-bs4saabl6z
SHA256 4dbe4fba10aac9a33bf34ef30376937c894638d76113dcab440be1e6416ec0a1
MD5 06da06971fd9139e44cdd8f6bf87e769
SHA1 8f24f850337d918d4d581b458370f24c78cb49f3
SHA512 ed2bf8452ae46955e98af3090d0339f2e4afb8c7281f95244e13c8db3405bad749cc5c43de2b5c668b9ffe848ad577cbf7f5355f7c382ba996469a810a679cfb
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT0ngj9N9jc2ZtTZgYY3j:ZhpAyazIlyazTtRwWt3yj
TLSH
T19C93AD03B6D2C130E0B70A7608A8CE15077F7E765EB18E5B3794218D49B56C09E3ABB7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5860	CTS.exe
1712	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"	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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	4676	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5860	CTS.exe
Token: SeDebugPrivilege	1712	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 5860	4676	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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:4676
- 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:5860

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:1712

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 cd847c765478dda3d9b7a4b52e3ea769d2cf693c8221945eab42013e06857873
MD5 c001be791e600ae4b7b370e568592c76
SHA1 90ab8fe4e15c594251b891be4baa9e0d94b332a1
SHA512 2cbc16a4bda78e263860a2543cfc2f2e5dbf5d2d7971026078f3d1287156a21e05a2acffc5e418e7bece621206a131ba02be050c0b1c1fd8f8f4ae57d4ff5ea9
SSDEEP 12288:hS0XjXt1FqYsBlvE7a9SGsnnxgEU0qT342TDJWRoicxsPB:DTz6hHlsxTUd42TDwR5cG5
TLSH
T102C422033AC2A535E0B71E7185E9DD96063F3FB943754E8763C8908D8A362D18E39B67
MD5 SHA1 SHA512 SSDEEP TLSH

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ucGidgl8lURVX2f.exe

Path C:\Users\Admin\AppData\Local\Temp\ucGidgl8lURVX2f.exe
Size 95KB
SHA256 9df60fb39ea68653f41660416c266970d1f190708cec4f0c73eddb5bad9703ec
MD5 37ab10405ffdbcde56396f2baccd59b3
SHA1 82af6d1354879f32a16776d64a99569012b7010a
SHA512 35df7ed6fa9c326843fe5b947a0ce27033544eca84a57ae1f2ce35b9a065e4da1b0dbc288ff5bbd7dc83ae19ea6ed0ac9cadb28dc28ab0ad3e9392f54b635e12
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTM7EcYfnmNZyBR:ZhpAyazIlyazTMkiyz
TLSH
T1C593AE03B6D2C070E4B70A7249A58E6006BFBE765EB2CD5773C4258D49712C19E3EBA7
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

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads