5ff03d6463809bd545ceee6eec68aceef07bde84251978311c535203a64c79cf

General

Target
2026-06-05_fc2619578d8804f6adbc5a9aac10deac_bkransomware_elex_maze_rhadamanthys.exe
Size 96KB
Sample260605-b6e13sat3y
SHA256 5ff03d6463809bd545ceee6eec68aceef07bde84251978311c535203a64c79cf
MD5 fc2619578d8804f6adbc5a9aac10deac
SHA1 0242bc5610b01b6fe7d039200ada5b3bba4c2e08
SHA512 18373f8242e8c164d6c375769a25eab050de526354b1301f29e7f2ed184b7fcf7ce98a4d4dddbba8adcbfb9cfc8c154ce61675f3ff8d6f8c5a9acd2c3b2b9689
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT0IAlBFzI4MQthyr/XFc6J:ZRpAyazIliazTQXFztLuDJ
TLSH
T174A39D03B6D6C171F4B70B7648B8CE6006AFBE760EB18D577384258D09B56C05E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
3448	anA7fkKwRPy1mC7.exe
4496	CTS.exe
3564	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"	2026-06-05_fc2619578d8804f6adbc5a9aac10deac_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	CTS.exe
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	2026-06-05_fc2619578d8804f6adbc5a9aac10deac_bkransomware_elex_maze_rhadamanthys.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	2026-06-05_fc2619578d8804f6adbc5a9aac10deac_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	5036	2026-06-05_fc2619578d8804f6adbc5a9aac10deac_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4496	CTS.exe
Token: SeDebugPrivilege	3564	CTS.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 3448	5036	2026-06-05_fc2619578d8804f6adbc5a9aac10deac_bkransomware_elex_maze_rhadamanthys.exe	80
PID 5036 wrote to memory of 4496	5036	2026-06-05_fc2619578d8804f6adbc5a9aac10deac_bkransomware_elex_maze_rhadamanthys.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-06-05_fc2619578d8804f6adbc5a9aac10deac_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-05_fc2619578d8804f6adbc5a9aac10deac_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:5036
- C:\Users\Admin\AppData\Local\Temp\anA7fkKwRPy1mC7.exe
  C:\Users\Admin\AppData\Local\Temp\anA7fkKwRPy1mC7.exe
  2⤵
  - Executes dropped EXE
  PID:3448
- 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:4496

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:3564

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

excel.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
Size 391KB
SHA256 a57fa50e35f43534b5fa6e95a12157cffd34d6cf4293d3b4139998ecc2c7ffb2
MD5 9a8fcf4d3e21915307036b9c4ac105c0
SHA1 a6aa828be42f7f5bb2a8d5b72b6a8770a8a9107b
SHA512 358384bfa0821becbc506e477da1b7bbd0043d6f8b587cb91e0344914ce9efce79d74641e2f58f3a81c723c3450f3d41ba05d81ae8d2d7514e570f15f1ecdd40
SSDEEP 6144:xZ8az6YShaM4bgfitV63oPTXdN7a3btDSd2ZPNlnfrKPNtSvMd5GP0fnlF1T0:xC0YQMUtVRTvsBWoZLfrKLduPolA
TLSH
T137841203B5C3A5B2E5A34B7217A9DA2801AF3E711DA08D1B67C4255E48BA1C01FBDB67
MD5 SHA1 SHA512 SSDEEP TLSH

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anA7fkKwRPy1mC7.exe

Path C:\Users\Admin\AppData\Local\Temp\anA7fkKwRPy1mC7.exe
Size 25KB
SHA256 5f411c0bd9ed9a42b0f07ed568c7d0cf358a83063b225a1f8f7da3296dde90f1
MD5 abbd49c180a2f8703f6306d6fa731fdc
SHA1 d63f4bfe7f74936b2fbace803e3da6103fbf6586
SHA512 290dd984acc451b778f3db8c510bae7aec1d9547c3ad0a1829df731c136e4ecc9a37dc6a786cf8f1ecc4d14339aed1288af25055f450f6f953138c8d4d5c36e9
SSDEEP 384:OSZ/JKNZKZCGRHJPth4VKAvDgDJgoku8:OSQQTRJPzkKAEN
TLSH
T1A8B2291FF21694E9C14AC2B4D5EF5B33A5B3BD311AB12B2D8368F3606F51690693EA40
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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memory/3448-10-0x0000000000400000-0x000000000040D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads