6e2afb1b37a0f6b2b9f45b6d88cbdd27b04b5f64b933ceef8bf2b55cf0ae7dbd

General

Target
2026-07-31_c782ac361d80b3b301458b44630ba784_bkransomware_elex_maze_rhadamanthys.exe
Size 1.2MB
Sample260731-28ca3sac29
SHA256 6e2afb1b37a0f6b2b9f45b6d88cbdd27b04b5f64b933ceef8bf2b55cf0ae7dbd
MD5 c782ac361d80b3b301458b44630ba784
SHA1 b2462ac514962d9602c9e82a3d8192b21b137056
SHA512 6a9ace43e49f45c0c997e81390d8557d53cb5167441ab4a7a81c8d2423ea905f17183c8ddade6290f018437b1c2380adb3e90f6229b7b3dcaf93608963ae5eb9
SSDEEP 24576:Dq4Ck1swmEjaQBQ5GJWC/Vw8TvldT3IU3jceumdNz2z5B2u305TTQ5Al:DrCkFeAQpAVw8JeMIsNS90uk5TT+Al
TLSH
T1C155235AFCF5E1B1D0A7023B17A8CE6399B77E255E75CE4F3256692918220C04E3CB87
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4924	CTS.exe
4560	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"	2026-07-31_c782ac361d80b3b301458b44630ba784_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	2026-07-31_c782ac361d80b3b301458b44630ba784_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	2026-07-31_c782ac361d80b3b301458b44630ba784_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	2424	2026-07-31_c782ac361d80b3b301458b44630ba784_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4924	CTS.exe
Token: SeDebugPrivilege	4560	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 4924	2424	2026-07-31_c782ac361d80b3b301458b44630ba784_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-31_c782ac361d80b3b301458b44630ba784_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_c782ac361d80b3b301458b44630ba784_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:2424
- 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:4924

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:4560

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

Replay Monitor

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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 08ab38b82192ebd0dc0cafd3eab09a47ba1f674b7842cd9e98f2944318e4a37c
MD5 981a3d683839119f4c7257dade62ff40
SHA1 f458fb36dad9ff1050d9ec39f7ef1d42ce009945
SHA512 8b4dbf301c857635bca07aceb4687703cc936bfe1c0fa8d331a298ea7c6440b1438cda237e76824d4b7f94b50755ad3b7f791e88a3fe1c20fde7885d14a83c97
SSDEEP 12288:hS0tRv9ncP5HZ/YhMdUvilXUtz0rrpUiU+4REBCK64o17kgW9:DtRVch5/YuXUtz0rZ+ex62g8
TLSH
T10DC4120372D282B0D0B25AB241F4AD50426FFD33AEB69D6B669075CE45714E01F78BBB
MD5 SHA1 SHA512 SSDEEP TLSH

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ZgQErtlFt6hkgBP.exe

Path C:\Users\Admin\AppData\Local\Temp\ZgQErtlFt6hkgBP.exe
Size 1.2MB
SHA256 8bd552e6fac4b2011381ab97dc89e66c8857eade45782098dd35d1eaaf14fb64
MD5 cf85063798abbb49571a1d122f4a3407
SHA1 7dd486b70da8b7a6ff5c7d9430a994726e98a60c
SHA512 0945f2fc47a5864be28c1476e04376094c2ce8098b080471ad7241e03b287175b5445dcf0be84262776a781121c1ad0c799f96964960de0adcea6fd8c05bb893
SSDEEP 24576:DH3rO3BHVR3x7sdVq0tdhodaV3yFLhcMP4y/P0U6fQrIYv/BIOXmukFqP:DH3S3BXRsZtdh6+WLnw5b4xIsHkFqP
TLSH
T1D755232332D0C2B5F5530B764AB98E55046FBD312BB3CADB7188009D5AB91C11E2EBB7
MD5 SHA1 SHA512 SSDEEP TLSH

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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