77aff61d890b9c94cafbda807a2148de5496fe3c048f765ea833ef51b81d758c

General

Target
2026-08-10_806560049b03418c77577a1e5902c9d2_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260810-vt1a2aterd
SHA256 77aff61d890b9c94cafbda807a2148de5496fe3c048f765ea833ef51b81d758c
MD5 806560049b03418c77577a1e5902c9d2
SHA1 01770ad2a9547dc2b1d565d3a9a9a98eb0bbb10d
SHA512 7af275089059c269543ee1ab2bd30536b34d79deaffaa04269e2b4e0294ffbb9e1d65ab44f705592ad878ce047ccf922b9775d7d416760c5ce7f7ca73863690e
SSDEEP 98304:DpdSonQ58Oqnb3jkArQUG9suPjbZ2LwFPDo837wcj:NsonQ58D3JlG6gbsLwFDo8ccj
TLSH
T1F9F53303B84054E1D7F366BA84B5AF69476EBC728562AF2F2349294E04504188FDF6FF
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000500000001b6f0-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
5808	7w8wo20z5fZ4nNy.exe
3196	CTS.exe
564	7w8wo20z5fZ4nNy.exe
4968	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"	2026-08-10_806560049b03418c77577a1e5902c9d2_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	2026-08-10_806560049b03418c77577a1e5902c9d2_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	2026-08-10_806560049b03418c77577a1e5902c9d2_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7w8wo20z5fZ4nNy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7w8wo20z5fZ4nNy.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2596	2026-08-10_806560049b03418c77577a1e5902c9d2_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3196	CTS.exe
Token: SeDebugPrivilege	4968	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 5808	2596	2026-08-10_806560049b03418c77577a1e5902c9d2_bkransomware_elex_maze_rhadamanthys.exe	89
PID 2596 wrote to memory of 3196	2596	2026-08-10_806560049b03418c77577a1e5902c9d2_bkransomware_elex_maze_rhadamanthys.exe	90
PID 5808 wrote to memory of 564	5808	7w8wo20z5fZ4nNy.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-08-10_806560049b03418c77577a1e5902c9d2_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_806560049b03418c77577a1e5902c9d2_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:2596
- C:\Users\Admin\AppData\Local\Temp\7w8wo20z5fZ4nNy.exe
  C:\Users\Admin\AppData\Local\Temp\7w8wo20z5fZ4nNy.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5808
- - C:\Users\Admin\AppData\Local\Temp\7w8wo20z5fZ4nNy.exe
    C:\Users\Admin\AppData\Local\Temp\7w8wo20z5fZ4nNy.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,0x2c8,0xa582fc,0xa5830c,0xa5831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:564
- 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:3196

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:4968

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 9eacdec7de770e98931f54da29028240805195db6b08463b8c1fe14e46b6180a
MD5 b173b999c66bca67c02f36bda5d26541
SHA1 4f2618941255e60196aacc549eef82dd8a4decf8
SHA512 bd724d8e02a0c11fe42519b13e67d6b97d3ff79973d5709563ae1e871e8decbf94ac7f2ab2072e147ea3dda04056c4056a1b076fc06cd25d8580fb6666c4d0e7
SSDEEP 12288:xC0bklvh+iT7e8uNyUzIfGKvbsqVhVNE82+s16AibLYTvOmBEAKWKy2gaO:DIlZLGNyUzQ1xh46lLYTvO0Htqgz
TLSH
T19AC42307B4DAD471D4730F7146E6CA664A2FBE727E728D07A388182E46769C29C3D713
MD5 SHA1 SHA512 SSDEEP TLSH

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7w8wo20z5fZ4nNy.exe

Path C:\Users\Admin\AppData\Local\Temp\7w8wo20z5fZ4nNy.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 d56acd3ac8fc251dcef4ff8e7408730d0a7c244c58fe1983d48f066562fd0482
MD5 080abee1fd89c8b47a66a726efdbe11f
SHA1 9a5e103d2ff7b5d51089cd73bb4d41a811489b79
SHA512 cab147119a3f9039413d71e0c1962cbf5401c8a52ba61d008fa1cebcfc04c68a1d5ddf3d91ccfd2a46ae4b7e2d0b35e7a3118a8e23b9c01dd5bcce447c8f20c1
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