ebb192fc5e55eb78ea2965ca52e5669905845dd516a084c4c0e1ef8fb1e50334

General

Target
2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260910-k7amestyay
SHA256 ebb192fc5e55eb78ea2965ca52e5669905845dd516a084c4c0e1ef8fb1e50334
MD5 eb32f53d40fc54210627648dc4c7fd0c
SHA1 bcc421f4f4a2375c41b8272e1752b86ace251ded
SHA512 bccbd56b62aa5cbb3fd6e2020142cbeffac17977904ad37e32499429d2cd02ecf4e4297b56de11721fcb1800e2bdf835d0758e191f4099a4563a466cbdaef5c3
SSDEEP 49152:DmTGNdEP2mwZ8frXPn0Mlm/ykMt/HyLq+dDZscmlsJa53ZGTjJCAngCQK3Djhb:DmTQxmj0Mlmi/aXduFlaa53UTwAnDTXt
TLSH
T1E6F53337AE81D6B9D93103B86DAC335083BEBD2966B0DC5BE7E5508D24D02A12C27777
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000019cb8-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
3316	pp84ouw633RKtAh.exe
5320	CTS.exe
3368	pp84ouw633RKtAh.exe
1872	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"	2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_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	2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_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	2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pp84ouw633RKtAh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pp84ouw633RKtAh.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4080	2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5320	CTS.exe
Token: SeDebugPrivilege	1872	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4080 wrote to memory of 3316	4080	2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_bkransomware_elex_maze_rhadamanthys.exe	89
PID 4080 wrote to memory of 5320	4080	2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_bkransomware_elex_maze_rhadamanthys.exe	90
PID 3316 wrote to memory of 3368	3316	pp84ouw633RKtAh.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-10_eb32f53d40fc54210627648dc4c7fd0c_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:4080
- C:\Users\Admin\AppData\Local\Temp\pp84ouw633RKtAh.exe
  C:\Users\Admin\AppData\Local\Temp\pp84ouw633RKtAh.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3316
- - C:\Users\Admin\AppData\Local\Temp\pp84ouw633RKtAh.exe
    C:\Users\Admin\AppData\Local\Temp\pp84ouw633RKtAh.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=0x2bc,0x2b4,0x2c0,0x2b8,0x2c4,0x2b82fc,0x2b830c,0x2b831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3368
- 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:5320

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:1872

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 cafb456d547841d39ade13a96c7afbdc674ea1c8951eb472b2252943607bd8b7
MD5 070dd80a20c8c78779db357bf9e2b547
SHA1 16199c28065bf3a6aaac28071d9940bbb03ea0d8
SHA512 417d62f1ed78d903a6cfa309f880dc500ad42c41365bfea07299d40e329734744ad7c726c6ff4911f066007b70c9c4236aab07b28ecbe6550cb36a3ffaebc008
SSDEEP 12288:xC0+CjtvvT3gaI/eYcsQKf6gPYlOhTO0yCMzL/RzlC72wOobtAwFeb+YTq:D+CjtvEby5APY8iC7lOs2kVP
TLSH
T137C4125377E98034E5770EB25098AD21139F7CB64EB6CD6B73852ACC18B16C29D29B33
MD5 SHA1 SHA512 SSDEEP TLSH

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pp84ouw633RKtAh.exe

Path C:\Users\Admin\AppData\Local\Temp\pp84ouw633RKtAh.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 c80b4a716c9a699c612811d4fb4b129125d7cf79b442b0c5fb7aaa89f92f9c13
MD5 2ccbf7e11d24158e2aa86dd643efecc5
SHA1 6fec51de31afba0a513891879e9223093d479b18
SHA512 8163e19c0365fdc380105d078bbe9e931b4b1525f37099fa6b35846ebaec65e8a1052a999302680e65baf16d29b2c542d9cc260e1776ecd42364ac7d76c74d46
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