a6fcd5dad4bc54d791f30f97bc118690adff04ca1903b5f408bac39fda0d6d8c

General

Target
2026-07-20_932da2a00cee23544f077b4d0c6bff66_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260720-p8sa3sc18w
SHA256 a6fcd5dad4bc54d791f30f97bc118690adff04ca1903b5f408bac39fda0d6d8c
MD5 932da2a00cee23544f077b4d0c6bff66
SHA1 90dc9e00e17445b0813aac381c2968c2e767810b
SHA512 0fe6debd0d7dcbe077a13329e95d55665fdf67188078fbde8f707d9152da19a46b441926fffbaa2bd26d50ae765711dc83bf4bdc06984e8d28ddecdc7461bf07
SSDEEP 98304:D7xPc8DNPpPNC6KBnPTvFwQsQIaB8cpWsQ3WE3CEhVF:3xhBC6KRPrFHsQR3Q3WE/zF
TLSH
T110F5330774F15175F2F7A9BC8849D46F9D9EEF8639760CCBBAFC249C4A241010A3A1B9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000700000001b888-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
1736	VwqcUfMazSd3bNW.exe
1832	CTS.exe
4724	VwqcUfMazSd3bNW.exe
4516	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"	2026-07-20_932da2a00cee23544f077b4d0c6bff66_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

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2026-07-20_932da2a00cee23544f077b4d0c6bff66_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 4 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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VwqcUfMazSd3bNW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-20_932da2a00cee23544f077b4d0c6bff66_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VwqcUfMazSd3bNW.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4344	2026-07-20_932da2a00cee23544f077b4d0c6bff66_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1832	CTS.exe
Token: SeDebugPrivilege	4516	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4344 wrote to memory of 1736	4344	2026-07-20_932da2a00cee23544f077b4d0c6bff66_bkransomware_elex_maze_rhadamanthys.exe	89
PID 4344 wrote to memory of 1832	4344	2026-07-20_932da2a00cee23544f077b4d0c6bff66_bkransomware_elex_maze_rhadamanthys.exe	90
PID 1736 wrote to memory of 4724	1736	VwqcUfMazSd3bNW.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-07-20_932da2a00cee23544f077b4d0c6bff66_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-20_932da2a00cee23544f077b4d0c6bff66_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:4344
- C:\Users\Admin\AppData\Local\Temp\VwqcUfMazSd3bNW.exe
  C:\Users\Admin\AppData\Local\Temp\VwqcUfMazSd3bNW.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1736
- - C:\Users\Admin\AppData\Local\Temp\VwqcUfMazSd3bNW.exe
    C:\Users\Admin\AppData\Local\Temp\VwqcUfMazSd3bNW.exe --crash-handler "--database=c:\users\admin\appdata\local\Google\Software Reporter Tool" --url=https://clients2.google.com/cr/report --annotation=plat=Win32 --annotation=prod=ChromeFoil --annotation=ver=18.102.0 --initial-client-data=0x2c0,0x2b8,0x2c4,0x2bc,0x2c8,0x4f82fc,0x4f830c,0x4f831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4724
- 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:1832

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:4516

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

Query Registry

1

T1012

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 2bc5dae35c5312145fca3f0288471a3bd194e758534236142880b453c9a84ac7
MD5 d0765acb19aae185a0815df09b1044e4
SHA1 8094cbbfd15c9d219e510026c48063da945c4859
SHA512 4f3ec2c850e9f209318606c8d973967b02b5aebfae7e684a32e73eb58bb84f29a9745aaab447e7d4468fcb89273874c2ac9d2966b42ad6ac08b6efb8555a87e6
SSDEEP 12288:xC0iGLJPX6fB0qW1in2Zxj3PHKp4i85F2qp7WeCtTJGH:DiGNPX61einIxzHi85k8qeqFQ
TLSH
T1CAC42323B4CAA232F47B593196B4DA018D9FBD379FA11E9B7354228D09615C06F38F1B
MD5 SHA1 SHA512 SSDEEP TLSH

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VwqcUfMazSd3bNW.exe

Path C:\Users\Admin\AppData\Local\Temp\VwqcUfMazSd3bNW.exe
Size 3.1MB
SHA256 b9e001c5ef4845c2c0ce7a1ce134c774a7cd011af31dfbe2a13a96da2f68570e
MD5 a20245af2627cc9d55fbb3a1c682a334
SHA1 2ddbd81a16c18a7d5099f171473439bf84210a16
SHA512 f2a1d8e559dcd3016c3ad67c3c74e88ec62adc5a36ebf16df46f13d60627a9fc3b57dc9746f4551284d1c7eb79b364e76db7e539bfb8a9c20e1828f80bff9d1b
SSDEEP 24576:9yn2D7bFEc7r34rgxlqxjHHTVKIAF3XwVTTIUpWVH1kknPrMkkkskkkkkRkkkkkX:Ug7bV4UxExTTo6TkUEmT5xxvRCI5D
TLSH
T1DFE55C13BEC04032EAB70670B87BBB51557A7E209F1364CF7AC8362E1C716D1AA72756
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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settings.dat

Path \??\c:\users\admin\appdata\local\Google\Software Reporter Tool\settings.dat
Size 40B
SHA256 ccac914ac0d811da311ad7bede5bb0bc80abdcd8cedd35f9669672e1b82e0d45
MD5 4f801e7e21539c2c727c330e7381e058
SHA1 eb9e636419ba97ed51d0aec03fabca5d1ef5adcc
SHA512 f3fe3bef451275bbdc37212af0b592e4bb6b9b9d84fd194e71df03967d9669b900bc66ded77a934a60a6d5aab4773db938678d3aab545e5336fe67d3b6233dd0
MD5 SHA1 SHA512

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads