45adc4ab8e9246fd30eaf9b2229e97ca9e666c2d60fbcaded0207fc16a159cd7

General

Target
2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260723-rablsazgkh
SHA256 45adc4ab8e9246fd30eaf9b2229e97ca9e666c2d60fbcaded0207fc16a159cd7
MD5 1151fe3fe8afe65ed4457a7750f46a30
SHA1 ce79e7a420999b0187bd93e660f187a3a769b0ad
SHA512 e7775734b962f4bd1e6c02f4f7134042012bde652557fe1645f07903a654c709b7dacee3a4511e16d71aa2d997dcf17c6c122ed062da16c4dda8ee40a3ec9309
SSDEEP 98304:D2gBdSyVJuml8av8S35lC+SWFtjQxEcd8Sf:9HDdLUSLPnFt3cd8M
TLSH
T15DF5332333B85A79F1B603B85C20B7025627BE39BAF15AB67504375944352C70E3AB7B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000011390-5.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4600	pveIeA2fdqJpUVP.exe
1048	CTS.exe
1236	pveIeA2fdqJpUVP.exe
3408	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"	2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_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	CTS.exe
File created	C:\Windows\CTS.exe	2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_bkransomware_elex_maze_rhadamanthys.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	pveIeA2fdqJpUVP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pveIeA2fdqJpUVP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5044	2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1048	CTS.exe
Token: SeDebugPrivilege	3408	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5044 wrote to memory of 4600	5044	2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_bkransomware_elex_maze_rhadamanthys.exe	90
PID 5044 wrote to memory of 1048	5044	2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_bkransomware_elex_maze_rhadamanthys.exe	91
PID 4600 wrote to memory of 1236	4600	pveIeA2fdqJpUVP.exe	92

C:\Users\Admin\AppData\Local\Temp\2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_1151fe3fe8afe65ed4457a7750f46a30_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:5044
- C:\Users\Admin\AppData\Local\Temp\pveIeA2fdqJpUVP.exe
  C:\Users\Admin\AppData\Local\Temp\pveIeA2fdqJpUVP.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4600
- - C:\Users\Admin\AppData\Local\Temp\pveIeA2fdqJpUVP.exe
    C:\Users\Admin\AppData\Local\Temp\pveIeA2fdqJpUVP.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,0x2c8,0x6782fc,0x67830c,0x67831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1236
- 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:1048

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:3408

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 9811308aedf117d98f2892742a27a8be1a69a245ee116ec0aeec031f2c58df2c
MD5 f49e8ad6e76ed76cb4d5fc4332c7b486
SHA1 80caa1aed8d71d3c74a01e4ca2b41508088f8491
SHA512 2aa7516f18582100377fbbd799ce166f3399e623e7347b1b292c8b1a4fd4e51abfaabe9fc2f27a851851eec0b437f7a5fd1e6b9940fc1663323af870785e6a73
SSDEEP 12288:xC0Tyjpb/hPnp3GvGH+J2Y6j+4wwJ/7fxjZWuBlIBy2JC1BD4:D87xceH+wY6S4JpZ3IBxCr4
TLSH
T153C42303B3DAD032E87B067A09768E4413AFBD395B678D1763C4258E0D365D0AE2D723
MD5 SHA1 SHA512 SSDEEP TLSH

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pveIeA2fdqJpUVP.exe

Path C:\Users\Admin\AppData\Local\Temp\pveIeA2fdqJpUVP.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 38ca64608ab18c12cf16dcd773af9c8c2d4b1e8adc36088b274303c7be6976e5
MD5 23e1315a35092ebe6af43e97142de3eb
SHA1 0ee82f263a8b1128d13e058c4e6857186be65e71
SHA512 70ceb732ea74e8e503dedad98d9b797697893ce58c6bd313b6c872807a752491e657f25e144c34e64cdc744cb63d61d1310601d409efc809bfd140e14d1ecc2f
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