ac113fdeac50704850605d683da79c9f4980bd9d6cce03278739ab59fbf320c2

General

Target
2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe
Size 74KB
Sample260723-c8243afe48
SHA256 ac113fdeac50704850605d683da79c9f4980bd9d6cce03278739ab59fbf320c2
MD5 8df0f56726fc37a2045f00d5330cf8f8
SHA1 55c5fc6da53bf592a84c56dc9eb9518c801f2357
SHA512 a00c47bbfdc7a3534e5e9dd8425c50267e36ebf848c5db0f22dd1a38d8ce3a167ad73ee5e79531f10196ecec1db83b4b4d6cf7c2e2c20273658ff814f92409b2
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTro+v:ZhpAyazIlyazT8+v
TLSH
T171736B03B6D2C171E4B70A7249A8CE51067FBE765EB18E5B37C4258D09752C08E3ABB7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5020	CTS.exe
2116	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"	2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.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	CTS.exe
File created	C:\Windows\CTS.exe	2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.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	2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_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	5596	2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5020	CTS.exe
Token: SeDebugPrivilege	2116	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5596 wrote to memory of 5020	5596	2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_8df0f56726fc37a2045f00d5330cf8f8_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:5596
- 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:5020

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:2116

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 81dcdf178d7b970e52ce7c765d12b6313d57a1d2104ae2fbcd1a8d5f18ea12ae
MD5 e620e2561ab1afdc612691e5b4040f68
SHA1 61db2f0b9644db12482ee685ac3f41ab370dc496
SHA512 18b88da3655c4cba5d7c404b5f854c0f69fb40c0771e47be27716551969bbafd9f40699ab714760ed871dfb177ad53f307ebc6ecf0cabd1f98c58b43c2ce99c9
SSDEEP 12288:hS0233EZCebSD9RRO7cTXJTTPOUr1Eh4+LWamyxgjvHu8px9Lj:D2EZCaST47cTXZ6Ur1EnLBmHu81j
TLSH
T10AC42203BAD0C1B2E4BB47B60898C9425A6F7DF59E714D5B3A4816CDC6B14C12C2A7BF
MD5 SHA1 SHA512 SSDEEP TLSH

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WlF1hwyHa5xr7rr.exe

Path C:\Users\Admin\AppData\Local\Temp\WlF1hwyHa5xr7rr.exe
Size 74KB
SHA256 8212c32d7d1b97f7e053b6cfb2461cd9e698066175af8fb52e80f796534248d3
MD5 5e838d0cff2da3d1c7eab31fd6f2a576
SHA1 7853309b7b4520536e3464549048b6aeb90c280e
SHA512 6b46d75c8837386330b921ddd70c7868c564944c55e3ce0ce2c1fa94fbadf5988f4a990107a9593389d2f1def0cad1a33e26a363016f72f1322a398c95e49108
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTKsB:ZhpAyazIlyazTKsB
TLSH
T10A736C03B6D6C171E4B70A7249B8CE51067FBE765EB18D5B3384218D0A752C09E3ABA7
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