421e304bb85939e50b79de7699140dd605a85ca055fca4a111fe47d605f40ff9

General

Target
2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe
Size 71KB
Sample260818-pydpyabl4v
SHA256 421e304bb85939e50b79de7699140dd605a85ca055fca4a111fe47d605f40ff9
MD5 e510638c9b604e67cd214535360fb7cc
SHA1 ecfc62f72c249ff49a0eac4976f3366accf22adc
SHA512 c84f816efaf0c643deb694f51e4cbe204f42f4fe40aa6f3fb1fc952402051029fcf0c9f8a3cb7c275eab28611988ef4c88f43f2ce7bd511e02e67d3cdbced578
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTP:ZRpAyazIliazTP
TLSH
T182636C03B6D2C171E4B70A7649A8CE51067FBE765FB18D5B33C4218D4A752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1040	CTS.exe
1180	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"	2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2026-08-18_e510638c9b604e67cd214535360fb7cc_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	2026-08-18_e510638c9b604e67cd214535360fb7cc_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	4488	2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1040	CTS.exe
Token: SeDebugPrivilege	1180	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 1040	4488	2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-18_e510638c9b604e67cd214535360fb7cc_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:4488
- 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:1040

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:1180

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 be5734a2d1c461a447a4fe37624188f990dea835afd62c21bd446bc69da03126
MD5 98865c995f51384fdfe48778c959230c
SHA1 a201992fff376997a75a507f2c5e72620a5ca16a
SHA512 f05c184c79aa8991b82debd501bf7f2e8a794ccfa9090ee37ad8aa19eda2a3a2a77866ff3f3b81dcb297becb36123b2d119eae9b25141c35728367e4c6cd1d17
SSDEEP 12288:xC05ihtSJ4r16W9Xu38uq9EzAwzF9lPDS22UV+dlibNF:D5WtO08W9+TMGFXbp2W+y3
TLSH
T148C42353B6E290B0E9E71ABA15C94A4D4B7F7E3B4FB1C9576384108E0C216E08E31B77
MD5 SHA1 SHA512 SSDEEP TLSH

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7OLApSNmTz3uN2q.exe

Path C:\Users\Admin\AppData\Local\Temp\7OLApSNmTz3uN2q.exe
Size 71KB
SHA256 31d66031b2187f474c50896c1a09cc9d1540f78238de59fb4b7646e554a1c39f
MD5 caebc291dd202c4ba61b29a1980480ab
SHA1 75f0610e6f6adf301142e3f3e9d4ebdd7fea51a6
SHA512 f66707f0a53b7b80608f651fa964e9f1cfbc6a6b2b2cf0076db0e6a5d1aa72ca0372fc1caf02c7448108438a77b64bfc0d2105eb68c596928f32544937354811
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT7Bm:ZRpAyazIliazTQ
TLSH
T1C2636B03B6D2C171E4B70A7249B8CE51067FBE765FB18D5B3384218D49752C08E3ABA7
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