1a2d8933176a4c742a4031e2545de9469d29bbaf91941e12a435ef7aa587cdff

General

Target
2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260810-wp6spahf82
SHA256 1a2d8933176a4c742a4031e2545de9469d29bbaf91941e12a435ef7aa587cdff
MD5 e4b2d4a39d4bb9ec61e4e24789984522
SHA1 323fe7d2f4403108681a4a7fb029088a0b7645fa
SHA512 4ae91ef09a8305af56f871bf6cee5c0e596d14539a1bad7c6bebbec2919711b3efb4ecb8e8cf54374ecf8251fab2b75f8b411a4aa3859f52b4aeb36b5eb70f2d
SSDEEP 12288:hS0iyojliCQyB50WucFp2QlutUghgSdPYU+iK47HbFju:DiyqYI/0gOA2Usgib+K7Hbdu
TLSH
T182C42303B3D68572E1B00BB309618A216FAF3D369AB51D5637E0269E07761C0AF35B77
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5268	CTS.exe
3776	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"	2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_bkransomware_elex_maze_rhadamanthys.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	2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_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	2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_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	5324	2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5268	CTS.exe
Token: SeDebugPrivilege	3776	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5324 wrote to memory of 5268	5324	2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_e4b2d4a39d4bb9ec61e4e24789984522_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:5324
- 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:5268

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:3776

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 d98baabd5aadbfc9984023b59809b485405801c68195f4016922cecd81496a23
MD5 fe80bf26073971218e197305f80b1aba
SHA1 a8d033c8a83d918801bd6a10286a582927bada12
SHA512 6be0bbd22997443f4c9d6f660fc4d5acf832802a406e60204bc4bc44203ee87a5ce11c6e462c2faaad1ee051e426edc0e239848b4b83426b4877ae02d391b536
SSDEEP 12288:hS0h22qJ0XYpeIiGV/VsfhI1zBOpviocBIisDLxrsy3:Dg2qJyKbPsOzYpk5sD1sy3
TLSH
T143C42343B1E9C075E5B20A770178CE558DAFB83E6F344F9737982C5E4A221C09D26AB7
MD5 SHA1 SHA512 SSDEEP TLSH

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nRqw3332TJ2wo5y.exe

Path C:\Users\Admin\AppData\Local\Temp\nRqw3332TJ2wo5y.exe
Size 557KB
SHA256 eafc3859cd80131f7791593154044ccc3f5a0415e73b0cb69cbfbb643268c9ae
MD5 e17583283b225bf81bb4e3b4f9b72b30
SHA1 032666e8b3768215e01e9cd91c209fc699914f9b
SHA512 67faf2fcc2bfe9dc75aff5bac5a99e009b0b97cbe00faa307b6e0fa09420b10ad9b84894c522f350ceb10426d7673841358ff5fdc00b591c8d3d78d86921351c
SSDEEP 12288:hS0E0JP0wsADCj1/8YS2DKJEq0pkGrESdChMeYrn5:DfPnjyHDUEzxChM/5
TLSH
T1E9C41213B6C08031E4E3593348A8AB952ABFFE714FB4CD973384318D66255D18E75BA7
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