b22bca171eb03ab3f5a8d8d8a5e0c78d7e17fe74ef5dca5018720c9e1f635165

General

Target
2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_bkransomware_elex_maze_rhadamanthys.exe
Size 156KB
Sample260805-lyjdmsvbqf
SHA256 b22bca171eb03ab3f5a8d8d8a5e0c78d7e17fe74ef5dca5018720c9e1f635165
MD5 a9e66b40db93147ad5c7cfd64648b1f9
SHA1 e9196e98aadaad982d83d4627f126e454da01b8b
SHA512 46c194b90d07e8f898234a5cf1f3ac6695bc5127579ac37fb4aa3fc94660f135925bf08c65c0cbe7790a5cc37a3343aad55407e18307453357751e039f589cf0
SSDEEP 3072:ZRpAyazIliazTZjqcWyASB7+4ruUKU9fJuCjo9NDbrtWfs1lA8FNyhp:xZ8azYcWyXS8vKU9Jul4fsTAgN6p
TLSH
T11FF3D00372D68171F0B7067298E9CE11066FBE765EB2CD6B37C8119E4A751C04E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3280	CTS.exe
4632	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"	2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_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	2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_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	2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_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	2624	2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3280	CTS.exe
Token: SeDebugPrivilege	4632	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 3280	2624	2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-05_a9e66b40db93147ad5c7cfd64648b1f9_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:2624
- 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:3280

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:4632

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 a8d2fe8e5b780b2906a86f541ca81de33c1bf8d67c683e1dae66d3ddcefc0617
MD5 24c24b854661353f6c5509f2d64d4552
SHA1 6448525989d91812d7868f87bd0c43aef65b8163
SHA512 25a62be5c8bcfdbbb08c6171b3942c0c086347ab0f9a93857e20e0dbbaa6186f9dce093d04bc9840f182d19efc101482f58b50bf0abc03313a5d91012eae87a8
SSDEEP 12288:xC0rbFVsGWVXC5kDGypkgFWbtQEBphwyv7CtcMpdKPN4:DrbrFWE5kDjpkgFWbDphZjCtcMvKl4
TLSH
T19AC4125BB7D59074E16B1F7148308A5203BF7D712E9B8D973684288CA6702E05E7EB73
MD5 SHA1 SHA512 SSDEEP TLSH

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dKLztB62KFeXr9O.exe

Path C:\Users\Admin\AppData\Local\Temp\dKLztB62KFeXr9O.exe
Size 156KB
SHA256 13f5d98e640d6d2c9884f34c26c46648e42a2ad9db6a2f30a95d825c50bd9d3c
MD5 587beac410847c0d3b3fa5634d71a401
SHA1 947b8be9d5d797ed4bab70c55221e6d7d28c5b15
SHA512 8f66b25b935cee6648b883caf250a3dfafb7494d9184b760233e301ccc7e2a5d0c6c55e595a6c9b1d61cd37a8c572dc0b582989fbb013f48ee31c4ca6b4fde64
SSDEEP 3072:ZRpAyazIliazTgNJsFaO9NdeRLC1gmgQ5sanMT5po:xZ8azM6a2diLug3Q5PMFpo
TLSH
T1AAF3D003B7D5C1B0E0B70B320979CE500A6FBE759EB18D572784258D4A762D14E3ABBB
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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