421e304bb85939e50b79de7699140dd605a85ca055fca4a111fe47d605f40ff9

General

Target
2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe
Size 71KB
Sample260818-pydpyabl4v
SHA256 421e304bb85939e50b79de7699140dd605a85ca055fca4a111fe47d605f40ff9
MD5 e510638c9b604e67cd214535360fb7cc
SHA1 ecfc62f72c249ff49a0eac4976f3366accf22adc
SHA512 c84f816efaf0c643deb694f51e4cbe204f42f4fe40aa6f3fb1fc952402051029fcf0c9f8a3cb7c275eab28611988ef4c88f43f2ce7bd511e02e67d3cdbced578
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTP:ZRpAyazIliazTP
TLSH
T182636C03B6D2C171E4B70A7649A8CE51067FBE765FB18D5B33C4218D4A752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2932	CTS.exe
4900	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"	2026-08-18_e510638c9b604e67cd214535360fb7cc_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	2026-08-18_e510638c9b604e67cd214535360fb7cc_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	2026-08-18_e510638c9b604e67cd214535360fb7cc_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	440	2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2932	CTS.exe
Token: SeDebugPrivilege	4900	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 440 wrote to memory of 2932	440	2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-18_e510638c9b604e67cd214535360fb7cc_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-18_e510638c9b604e67cd214535360fb7cc_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:440
- 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:2932

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:4900

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 9aa07fc06c260cdd3b282c537301559610fc833cccd07d82e3e5cc5d1a2fd82d
MD5 be2e9f41bcfcb8c4e129037126d1b97b
SHA1 5f4ec83441072fcbca5139eb4c5fc66e3e47a85d
SHA512 b6a1e4d7cd2d2cf7aa0352c8663132a2950c3c8ec50dc89b81154a679d7da022d556060c8a109d58a19f70640d19a5ce218f9047286decdb235306bab1926f1b
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTZ:ZRpAyazIliazTZ
TLSH
T102736B03B6D2C171E0B70A7249B9CE5006BFBE765FB18D573784218E49752C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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oXOX7YAg6IRkxWv.exe

Path C:\Users\Admin\AppData\Local\Temp\oXOX7YAg6IRkxWv.exe
Size 71KB
SHA256 0ddcbc3fc77ea93d3ef29f851aa10a8a1529d7bc1c0aa223d0cdbdb2b06eb118
MD5 d1f6f1004e29b0a1bdbd5fe53136014a
SHA1 7cff4e97a471c85bd20cdf3207f806b255038002
SHA512 4d2264f35d5cb5889e536a3c16389d1705ba659ded1982ce4052d5ec94fb5452ee9dd74b40338051cb28196e36a9663dac0f4815c852ef1661558aec24d25e5e
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTBs:ZRpAyazIliazT+
TLSH
T194636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218D0A752C09E3ABA7
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