1930c8d01eaf95c1bdd22e8e6072bd74b2b1a32b289a33b2ca60f0a485eea70b

General

Target
2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260702-wt38csbw4x
SHA256 1930c8d01eaf95c1bdd22e8e6072bd74b2b1a32b289a33b2ca60f0a485eea70b
MD5 1d4fb91e30a33b9006cc22c6f72f051c
SHA1 f49edbd4dea0ade015e49a87a0342d44e08d310f
SHA512 9b05660613262747cd421c03212b6c1a57db92a09478c4db64fd5585026e727847e36fa4a42eb0949dd571b4560541e4e9bf270656eebc80c67a32622a6b25d9
SSDEEP 98304:DDAg9Rv9QVPNVv5kvKTbhwCEHuE+fqMkFCeQHvMKqC:Iy9Cfkv4WHplU
TLSH
T188F533B775C3A1E8D53A11B507EE28128077AC6DCE94CF9313A5104BA3365C687AB6F3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral1/files/0x000a00000002423f-3.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4476	qXT4ZkuorBqVeKS.exe
4720	CTS.exe
1852	qXT4ZkuorBqVeKS.exe
4612	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"	2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_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	2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_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	2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_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	qXT4ZkuorBqVeKS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qXT4ZkuorBqVeKS.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1736	2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4720	CTS.exe
Token: SeDebugPrivilege	4612	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 4476	1736	2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_bkransomware_elex_maze_rhadamanthys.exe	84
PID 1736 wrote to memory of 4720	1736	2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_bkransomware_elex_maze_rhadamanthys.exe	85
PID 4476 wrote to memory of 1852	4476	qXT4ZkuorBqVeKS.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-02_1d4fb91e30a33b9006cc22c6f72f051c_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:1736
- C:\Users\Admin\AppData\Local\Temp\qXT4ZkuorBqVeKS.exe
  C:\Users\Admin\AppData\Local\Temp\qXT4ZkuorBqVeKS.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4476
- - C:\Users\Admin\AppData\Local\Temp\qXT4ZkuorBqVeKS.exe
    C:\Users\Admin\AppData\Local\Temp\qXT4ZkuorBqVeKS.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=0x288,0x280,0x28c,0x284,0x290,0x9482fc,0x94830c,0x94831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1852
- 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:4720

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:4612

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

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 2c1760b1735051c5d8bba390e048058b34292239169a65fdae5711ca7214a93e
MD5 961489c9bbacc4d40a3cdf1669c86582
SHA1 b3d78eb5d5eb048d1648bf113088ee506083dcc9
SHA512 11ea8ef4ef3100cf880bd234ae1256766100a73dfe9709ee1788b8f7ef3b928a5d091afdb780ca4f20475c39f5a14252cbb9dca47ab6781b1da97d2b027f08da
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTJ4B:ZRpAyazIliazTJ4B
TLSH
T10B736B03B6D2C171E4B70A7249A8CE510A7FBE765FB18D5B33C4258D49752C08E39BA7
MD5 SHA1 SHA512 SSDEEP TLSH

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qXT4ZkuorBqVeKS.exe

Path C:\Users\Admin\AppData\Local\Temp\qXT4ZkuorBqVeKS.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 9052401b4b45f8d78dac3b5ce9accb99a7ef23651364bddec46caa0bfb5e771e
MD5 80fcf1dfe84bd6121b8110d46cdbf13e
SHA1 6467305d24b09883de051f0b0acf4b3465ae4540
SHA512 36e15445e9e4e25e7ba1b5e8a5cdd407529c4535aa78ee940dc8e0bad0237547d3b27a3432809faad287d599c5ddf0537032a19fac0211078772393061db6bb1
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