927d1a1860ec590b02d9d8056a8a2a28d39b553cacaacf4ad8ed048311777b47

General

Target
2026-08-13_501e90b70336917c985b43051b9c3be7_bkransomware_elex_maze_rhadamanthys.exe
Size 391KB
Sample260813-zldvaaxyct
SHA256 927d1a1860ec590b02d9d8056a8a2a28d39b553cacaacf4ad8ed048311777b47
MD5 501e90b70336917c985b43051b9c3be7
SHA1 c5a2d94fba8288dde219cc5403a35f6533d7a417
SHA512 697c1dc343b0a95122bde48b45624775bbfe368863becaefe8837d4ad42fea1b602e1b565020c09362a31c24a3abb2b7970689496b41841695b78c6be9ef13ac
SSDEEP 6144:hZMazYpL5BxPAc9GDjFrkvr2dDk5asVbIdL/4z5ZHLhlahuy3qW:hS0YplBnomr2dDzsJwLQzjhlahzqW
TLSH
T1B58402A3B6E6C075F43248360479DE65066EBEB21EB28E0B77D420DD20712C15FB6B5B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1508	CTS.exe
5208	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"	2026-08-13_501e90b70336917c985b43051b9c3be7_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	2026-08-13_501e90b70336917c985b43051b9c3be7_bkransomware_elex_maze_rhadamanthys.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	2026-08-13_501e90b70336917c985b43051b9c3be7_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	2026-08-13_501e90b70336917c985b43051b9c3be7_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1508	CTS.exe
Token: SeDebugPrivilege	5208	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 1508	4600	2026-08-13_501e90b70336917c985b43051b9c3be7_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-13_501e90b70336917c985b43051b9c3be7_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-13_501e90b70336917c985b43051b9c3be7_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:1508

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:5208

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 629e76352ffd75fae67afbc4f383f66c235b6a557fd8c73ba8ec792ac2e9ac7a
MD5 25fed9fd0c78cbee9fb1e4e91991ad31
SHA1 72c9a67af3d179ecf8fd45279167592027b60fcc
SHA512 a0905799f063bb2566b2fdc8450639ecff7a6550c0b4fe718acaadb1463e32121e4e65355130aa8825eb3e8993fd08a0ec67d4e70e85842453e80a736bc82c22
SSDEEP 12288:hS06J8KLdozC2rZYCvh+Ot/HVY+m9LNZzxYPph7k8:D6JPS7L/cdzxyphg8
TLSH
T1E2C42243F7C68630E679823585A8DD71023FBC7A0EB3CD5A32D4A55D0A145E14E3EBAB
MD5 SHA1 SHA512 SSDEEP TLSH

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vDoWQvMcJcFdOrm.exe

Path C:\Users\Admin\AppData\Local\Temp\vDoWQvMcJcFdOrm.exe
Size 391KB
SHA256 1177558029550f0c8b620bf1d796fd17221f63ab7e21f217798bfea3b04c9d31
MD5 db3f0380707dc00a58d55b82a0b44d1a
SHA1 93ea93b923573fc2bc8350dff6ce853001deebfe
SHA512 b5b828b060990abf3713182f2d6434477960eb5da79e9c385342aa30e3ce616c6100aaf569d1229ccabb8ba877c1edf70a6903db41edbc38071fc302c39237ec
SSDEEP 6144:hZMaz034AW8CRWtlm5TSu3p1v9ESSaJG/oGb7EM0TZ/syRoF1r/nJnOv4fLw7:hS0/AaRWbmewp1vzS0tGb7qTt5657E
TLSH
T18B841243B5C1C030E07A07714969EE260AAFB9754EB38C9B27D057CD9A716C0AE35BE7
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
MD5 66df4ffab62e674af2e75b163563fc0b
SHA1 dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA512 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT:ZhpAyazIlyazT
TLSH
T119636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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