dd48d86af601f95be8e4785fd0b00a3cdf6adac3e1ec1f0e37b4cb4810eaafc7

General

Target
2026-07-31_73cbf961b242031020568026e8d635b6_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260731-rl9b7awsfv
SHA256 dd48d86af601f95be8e4785fd0b00a3cdf6adac3e1ec1f0e37b4cb4810eaafc7
MD5 73cbf961b242031020568026e8d635b6
SHA1 82caf8805861f54d848d9e275f50c26bcead44ff
SHA512 97d8ddd2ff70adce2a5fcb1f4a2e6b02c8477c24677de474f759d732c5f67af8348bc5eb02b53c802ed4208fd61f5bed3b79c6195c9aad46014b3be65784e688
SSDEEP 12288:RS0ECe7Jun3cEge8fhIBGhz7zfnmkQ2rmy4ZWF4laPEa:TECeVun38huQO72rKA4k
TLSH
T18FC4224372D1D135F0F30A3158F8AC61AA6FBA752A729C5B33C4229D05352E25E3DB6B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4504	CTS.exe
5688	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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	2026-07-31_73cbf961b242031020568026e8d635b6_bkransomware_elex_maze_rhadamanthys.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2026-07-31_73cbf961b242031020568026e8d635b6_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_73cbf961b242031020568026e8d635b6_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	5032	2026-07-31_73cbf961b242031020568026e8d635b6_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4504	CTS.exe
Token: SeDebugPrivilege	5688	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4504	5032	2026-07-31_73cbf961b242031020568026e8d635b6_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-31_73cbf961b242031020568026e8d635b6_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_73cbf961b242031020568026e8d635b6_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:5032
- 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:4504

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:5688

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 3b854660a680dce98401bf52321b5ca84bb6259c79e6135c7314eb7ccc36c870
MD5 5c765a81151a3605f275791a82b6a8dc
SHA1 fb58544b79da5533d714672165217ed6be271d08
SHA512 40204a6fa5fc0bfdce6bcd407d0a5eeeb9e0a86e7eb2347d8a6952664919941aa1e9bd9a564af256607209aa1e24aaa7ada15f040d339191c1d7658f19217939
SSDEEP 12288:RS01V5fxIr+4Yf/QiApsQEpNVZk5gY4dBrq0qClgnck+kMA2j2ty:TVSS/QpEbVvY4dBu0q8DkvMA7y
TLSH
T195C412473AC18575E8E90A7309668A11076FFE710F72AEC6779829CD4CA91C28D3CF67
MD5 SHA1 SHA512 SSDEEP TLSH

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f9rkHoMHdRletuW.exe

Path C:\Users\Admin\AppData\Local\Temp\f9rkHoMHdRletuW.exe
Size 486KB
SHA256 6001fe5d360d9777067845f39ef015b4a7895ecb03d1505c0fc1b12ec59bb040
MD5 1c110e0e40703a84d4dc207998e01932
SHA1 a3e39771d9272a6d60379e1dc260883d5b3f8083
SHA512 850d8a337941fdd03356715230f7bd63164fa1d41598a5dfdcdc4fb69fac65a104381d08881d44dadda779afab326d2b8da3bc26e6d050b1133df54a3096382e
SSDEEP 768:2dUPC17LgAQzdB/QCST4zfCAgXwRobS+3Oez4Sk0spV7feTC:zkEAKBVf0bS+3Srr
TLSH
T1B0B4B284D0D365136B79E60193A18EDEEFB54193AAC4B050705D37BB9F36C8A0E0BA77
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 479450abbbb7bded1c00cceb20497fc90f6156325b86401505b50739075a63ba
MD5 f53a5c9ca2e3837485afaba90a4cd7e2
SHA1 5b02231c979d9af0990294094113aca1de3fb8b4
SHA512 4c0c8ec807e458f5fe9407796307d43ae109047a133d08ef3ce86b726646749dcce6802a85a9a3186c9837afd1e8b0d040f74d6034865a1e2a62f28c4e8e3c78
SSDEEP 1536:Fc897EsWjcd9w+AyabjDbxE+MwmvlDuazT:ZxpAyazIlyazT
TLSH
T141636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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