05dd662dd7befc57d15e7ed248f250fcd3dcdd19318181baf0614e4420864e45

General

Target
2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260730-qpclysydrd
SHA256 05dd662dd7befc57d15e7ed248f250fcd3dcdd19318181baf0614e4420864e45
MD5 daab9e87a8db25aeca3d3d6c1e8e5c0d
SHA1 dad3f90fb4705f5d931b6fd1b57df15d7c257e9b
SHA512 f814149b045b445c2c6f610ce276f533decfa3ac786d5b3d1978ce5ddf49749bb5be45f7071f0a7c16de34cf63e1f8ba51fcf3e4217b4b0458850cabd8962c8f
SSDEEP 98304:DOh4j3sR9Ra+1KWJLI+EAO7vFIDribu4FintEzuYG:Sh4jq9ReWS+EAoOriy3EzuX
TLSH
T1F7F53343B9EA23B3CA7306B30738DCC629577E712EB37E57125001DEA5B56A12528F1B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000a00000001b315-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4120	VB0F6gYfNrWDVIc.exe
4144	CTS.exe
4084	VB0F6gYfNrWDVIc.exe
3224	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"	2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_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	2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_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	VB0F6gYfNrWDVIc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VB0F6gYfNrWDVIc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1640	2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4144	CTS.exe
Token: SeDebugPrivilege	3224	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 4120	1640	2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_bkransomware_elex_maze_rhadamanthys.exe	89
PID 1640 wrote to memory of 4144	1640	2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_bkransomware_elex_maze_rhadamanthys.exe	90
PID 4120 wrote to memory of 4084	4120	VB0F6gYfNrWDVIc.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-30_daab9e87a8db25aeca3d3d6c1e8e5c0d_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:1640
- C:\Users\Admin\AppData\Local\Temp\VB0F6gYfNrWDVIc.exe
  C:\Users\Admin\AppData\Local\Temp\VB0F6gYfNrWDVIc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4120
- - C:\Users\Admin\AppData\Local\Temp\VB0F6gYfNrWDVIc.exe
    C:\Users\Admin\AppData\Local\Temp\VB0F6gYfNrWDVIc.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=0x2c4,0x2c0,0x2c8,0x2bc,0x2cc,0xf482fc,0xf4830c,0xf4831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4084
- 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:4144

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:3224

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 44f85b3e1cf6da6dcadeb7b97812c304bb24763b49fc3dbb90800341ed2dfd4f
MD5 2bee6e94b8bac2f32895b9051ef2c390
SHA1 4e17fd05e01d079bbc2bc2e69387a003202c81fa
SHA512 f9228b3a30aaad13c5790a7114d6e1207782974c64b7e0f8b22fa5268692cde156572d2c2d4adb48f0706a187d3292e54d998f2f7ffcbb0579d947b9942f605b
SSDEEP 12288:xC0Fri8fLsemIc0R4pI1LQRnzhxephKu9qgNXzm4bMCcmL1bNXw8e:DFri4SLpbZz/89RNXDtLje
TLSH
T1CBC4120373C5A270E5FB453108A48E250BBFBA77ABB1895B37A4744E05756C02E3E6B7
MD5 SHA1 SHA512 SSDEEP TLSH

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VB0F6gYfNrWDVIc.exe

Path C:\Users\Admin\AppData\Local\Temp\VB0F6gYfNrWDVIc.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 ae86ea4ab557767e24ef4cc1ff2299ed1f4c1a7fb63d9d9380bea9de227732df
MD5 6fc48b551e900bceec64e4c53afce8a6
SHA1 16087bf80d686baeb9a50560cc937d96ba827a00
SHA512 0c910861a75a42175a0e765696356d847c108021b0454c889fc0596135b467b3c3a9f23a6435ad862eb563012aa6b1f6cbeacfdeea007a740ef50102c6321831
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