79deb9ecf2bcb0efd1b6096f77f09edf51f2b1f3d39c877addcbc91c9baacfe6

General

Target
2026-07-31_0c18061608c16455b31347d4fd8c7fe5_bkransomware_elex_maze_rhadamanthys.exe
Size 424KB
Sample260731-pmjrtashkd
SHA256 79deb9ecf2bcb0efd1b6096f77f09edf51f2b1f3d39c877addcbc91c9baacfe6
MD5 0c18061608c16455b31347d4fd8c7fe5
SHA1 747f4a5712bf0281319e9724a52ab2c531cf1746
SHA512 1ca8d8ce4c79e95dda05a49b890f8f43108ca83ee8fdf61be1116c7bca0a4f609e6a5efa5d0a4ddf7d5a0902ea30078a8415c1592f9bbc9dc28022a1ce839c4b
SSDEEP 12288:xC0XJpEcFPKUYsGVXyeXazMph3DAFivjWwr8:DXvEMPKJVXyrMphkAWwr8
TLSH
T13994125371D48371E4A71AB115A5CA9102BFBE626F728F1B3750258E05B82D0DE3AF37
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4868	CTS.exe
1708	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"	2026-07-31_0c18061608c16455b31347d4fd8c7fe5_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	2026-07-31_0c18061608c16455b31347d4fd8c7fe5_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	2026-07-31_0c18061608c16455b31347d4fd8c7fe5_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	3744	2026-07-31_0c18061608c16455b31347d4fd8c7fe5_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4868	CTS.exe
Token: SeDebugPrivilege	1708	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 4868	3744	2026-07-31_0c18061608c16455b31347d4fd8c7fe5_bkransomware_elex_maze_rhadamanthys.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-07-31_0c18061608c16455b31347d4fd8c7fe5_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_0c18061608c16455b31347d4fd8c7fe5_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:3744
- 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:4868

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:1708

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 6d60dfed9ffd899d8345144fafb68e52307e763c44b7b59ed884a90125edf818
MD5 260bc2cf9636bdc562353288d25afe7a
SHA1 cc6fc3aa0372bbf3348d18ecd579da1f031a44e3
SHA512 60d7db53304f2c32340a9ec4b4cde078ad11e988c31c689cc60c66e9c9f461ba9af4f3def1287e5cc2f54d24e46164aaf2185ab8dd7106ed4af22de573a78ec4
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT1:ZRpAyazIliazT1
TLSH
T123736B03B6D2C171E0B70A7249B8CE5106BFBE765FB18D573384218E49752C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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S5vFarSaqvZ41fa.exe

Path C:\Users\Admin\AppData\Local\Temp\S5vFarSaqvZ41fa.exe
Size 353KB
SHA256 118852a45e68a6d9c948daf6d86d3077d0623ca4c8daeea71052796f8aa38d28
MD5 4224657316ebc421b534ed13d3f5364c
SHA1 00a6a02b21c63bc925ccdece72e491cd3f9cc71d
SHA512 5532036496acac926e789d7601ab9da4f456237a8bfcff6f190733f2f18efd0851a282951ce59f4c449a9a371d3249a1453b88350fb3eb92f17938111d914c2b
SSDEEP 768:Y8GMxmQMXYNycOKT3DgJgW9lzOFCTeD9huJb7rX9dh/7KmY1:dV0YxOmWreD9hm92
TLSH
T11A74D384D0D364136B79A505B3A18EDEEFB1C193A9C47850705D37BB9F328890E4BA7B
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