4000fd0e9264277c2165e1b698a80862358d5083cdfd67dd62ec4d280b6bae97

General

Target
2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_bkransomware_elex_maze_rhadamanthys.exe
Size 391KB
Sample260817-tk8elscd49
SHA256 4000fd0e9264277c2165e1b698a80862358d5083cdfd67dd62ec4d280b6bae97
MD5 381dd1d4f0804bc5e0106b0d3cfa66bb
SHA1 febfed4e78093436e8e06eee61b4c5a110334282
SHA512 1d07c5216197ce875f32012176ca2624c324cd4fbb4f6c145b6f0f535b32dd8d021f2b0bb28d4f969bcbb22a5f4c46363e37337f6305d6d11209dd5d1553be1e
SSDEEP 12288:xC0uMrVbqRny5Nq4h6qUGjrH9vTaZYmHO:Db5KU44kqUovmu
TLSH
T10784120737CAC0B1F4B3567214D8CE980B3FBD611BF68C662788249D54792D16E6AEB3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2308	CTS.exe
3216	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"	2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_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	2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_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	2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_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	4772	2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2308	CTS.exe
Token: SeDebugPrivilege	3216	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 2308	4772	2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_bkransomware_elex_maze_rhadamanthys.exe	83

C:\Users\Admin\AppData\Local\Temp\2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_381dd1d4f0804bc5e0106b0d3cfa66bb_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:4772
- 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:2308

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:3216

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

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 c93a192edbad1c4fcd04a2611c60c95f7a3d908a75061f22e8d60dbf3e42379b
MD5 a95ef7fa6d405f09ea2501253d4c595f
SHA1 77be75ae6cba26fde57d983f65eed281e7f15f5d
SHA512 2e7e8ceb1ea4f778f3090beba19d68062d47036bdb366a9bc264867deb66a4e37db8d76e5de30a849443a2d753e28785a36569d3a70fcce932214b146ec3340a
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTSr3o:ZRpAyazIliazTSr4
TLSH
T19C736B03B6D2C170E4B70A3649B8CE51067FBE765EB18E5B33D4218D49752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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f6pbdMVfv6sUw0P.exe

Path C:\Users\Admin\AppData\Local\Temp\f6pbdMVfv6sUw0P.exe
Size 391KB
SHA256 030e5629e8eb5479842bf7629d505e265a6dc63763ecca794cdfb19ee4a82b59
MD5 f1e9982f0ca2297db10895911840b073
SHA1 a94b979420a6b22e8312d80e01900819748baf5e
SHA512 b3ca932889d2b24bd100b3e6471d17507cf00fee89458fa5e69f96b7646474ca2f2fc080c0dfcac733ac7959403c392c70b5173713f2e55e3727ec98aa44cf01
SSDEEP 6144:xZ8azu71iy7qme7x/cH/z1+fFEfBW8GINWz1+RFh0SpAw0NweUF93J:xC0OiM0x/cH/z1eFYpNNWwR70E4UF93J
TLSH
T136841203BAD281B0E0BB073119A4CA2143BF7DB65B744E9B7394159C0AB53D05E79BEB
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