275f5e78a822f69770db73e531b18f907344b7dfdba4714a2772874e0b16270d

General

Target
2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_bkransomware_elex_maze_rhadamanthys.exe
Size 393KB
Sample260501-xnylcsbw2w
SHA256 275f5e78a822f69770db73e531b18f907344b7dfdba4714a2772874e0b16270d
MD5 264d4838daf9b6eab5544d1c9a6157f0
SHA1 af12a2717e7e33a6dd3fdc779df05e5ac0f56a7d
SHA512 a5068dc464c60e804b9c78ffeeddea9729ac0e55e024119eb2e38054230d70accaafae76043f2fa1dce6cc0bc8010ac9ecbb39a07aee169d27d3edc2ef98093b
SSDEEP 12288:xC08rDe1yt+oPxtGK1SYBupQ7Hv1w/PLD:D8rDSobS5C7tw/PX
TLSH
T11384124376C3D2B8E136423248A19E1107BFFE779B61AE56638419CE16705C11E3FBA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4704	CTS.exe
1520	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"	2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_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	2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_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	2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_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	4600	2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4704	CTS.exe
Token: SeDebugPrivilege	1520	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 4704	4600	2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_bkransomware_elex_maze_rhadamanthys.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-01_264d4838daf9b6eab5544d1c9a6157f0_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:4600
- 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:4704

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:1520

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 fe8a65afbc2805773b3ca1551187b722b7abab296c16650b114c81729b16b5a7
MD5 e85cad32f5139c7236a4d4378b629216
SHA1 799846bcff801d79584b2be0ca7ed0499d08114b
SHA512 16cfd0c68f1ec06e81a06c620e175dc3f34565271e45b07ba460b11b0d977c133d1b59c3cdf80ec22545fdb28b2ed461c534dbb559b8e27b566eafdc914137c7
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTztrl:ZRpAyazIliazTNl
TLSH
T14B736B03B6D2C170E4B70A7649B9CE510B7FBE765EB18D5B3384218E09752C09E39BA7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

3aVT7MTqXv6Lesv.exe

Path C:\Users\Admin\AppData\Local\Temp\3aVT7MTqXv6Lesv.exe
Size 393KB
SHA256 25f1d57c3e4e8d80a422e491a3767b8ade124e7300fe28b2886067ea1b399375
MD5 4022bbcef2a5a9e58f93e425073a4453
SHA1 66dc8b02836acd715beac9ada554f4d2c9a6de45
SHA512 6f753a3e8bbfa4be64df0eb02d0fce845a5dd9210bd1b25680b5b6e0377b3ea37221a5a0f4db5226db6e3a38c2b71651c19a86bef96d1ba6ae6cd73009f51d8c
SSDEEP 6144:VE8azdrn1sSy7B2gJz2sdoBLe9vOTMwF/oiyiDC7nh6K1ZI+lt3DqSx/:l0dr+3ysJ9BwRo6chD4aRB/
TLSH
T1DD84CF87F01265A3EB9E653C92B081F60DF481279BCB8D46705017F8EC27CEA1D96B72
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

Submit Download

memory/1520-38-0x0000000000610000-0x00000000006EC000-memory.dmp

Download

memory/4600-8-0x0000000000470000-0x0000000000489000-memory.dmp

Download

memory/4600-7-0x0000000000780000-0x000000000085C000-memory.dmp

Download

memory/4704-40-0x0000000000640000-0x0000000000659000-memory.dmp

Download

memory/4704-39-0x0000000000770000-0x000000000084C000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads