9a8e37c0e1f3bd81ba80876babbb19e78044546edb513f60042a9e0ef3ac458c

General

Target
2026-08-16_1e79150632daf9da6a91e1850e472d0c_bkransomware_elex_maze_rhadamanthys.exe
Size 71KB
Sample260816-w8a55avdlb
SHA256 9a8e37c0e1f3bd81ba80876babbb19e78044546edb513f60042a9e0ef3ac458c
MD5 1e79150632daf9da6a91e1850e472d0c
SHA1 5afdf38a3b685853423f862d2718082017b8ac93
SHA512 f3d288e36967ee9d8068c9192f392e78c68a36c9817edabd128ca31e5db41719055a7db6aca740d4fdd689d39eb242238cdf15e8c10e975805fe601d1a404aca
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTu:ZRpAyazIliazTu
TLSH
T11B636B03B6D2C171E4B70A7649B8CE5106BFBE765EB18D5B33C4218D49752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4116	CTS.exe
4800	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"	2026-08-16_1e79150632daf9da6a91e1850e472d0c_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	2026-08-16_1e79150632daf9da6a91e1850e472d0c_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	2026-08-16_1e79150632daf9da6a91e1850e472d0c_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	2396	2026-08-16_1e79150632daf9da6a91e1850e472d0c_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4116	CTS.exe
Token: SeDebugPrivilege	4800	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 4116	2396	2026-08-16_1e79150632daf9da6a91e1850e472d0c_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-16_1e79150632daf9da6a91e1850e472d0c_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-16_1e79150632daf9da6a91e1850e472d0c_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:2396
- 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:4116

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:4800

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 f78ef9d029b1453ab894878b8a790c92a627a6a35e15c0e264192ec2ec6693ad
MD5 d29bae7e8f6a03a748a419a751adf0b4
SHA1 4d8349879a0b9e6e20672947030db3a63fdaca12
SHA512 70d35e5dbfc6381f723cf31fc7a1977daa91989166b66d61ee22b1e320f32e75a93eea28810cc9710d5ed803e329daaca19ca008c8c13e7afdeeca11c3031952
SSDEEP 12288:xC0wdH7RMG+XKdyimCK6TjrcgpFjuujZbWb+G6H:DwdH7RMGG13l6TjrcIFWb+G6H
TLSH
T109C41223BBC29577E8EA073944BA89A0068FBD730DF58EA73B54355D1A752C10F25B23
MD5 SHA1 SHA512 SSDEEP TLSH

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xGJ5jdcbMKLteld.exe

Path C:\Users\Admin\AppData\Local\Temp\xGJ5jdcbMKLteld.exe
Size 71KB
SHA256 86a52a292a1bc20d13c3e2626725add6d02acc6e049645fd9d81f926bea7b4e6
MD5 4cde23603d2356abe0cfeec8a61a208a
SHA1 abf217ca2946b4ae2459ad2435f3c4fd08988f37
SHA512 9bb0d8df0384fba3ba850579e9aa9bac691879ef02367772e9dec592b10ee4e829a782f0f156879343687635c1bcc1eab9598009f9af33f0a6a4a8b6232d9ac6
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTI:ZRpAyazIliazTI
TLSH
T136636B03B6D2C171E4B70A3649B8CE510A7FBE765EB18D5B33C4218D49752C09E3ABA7
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