3c9a503ecc1dc391e9d7776413383bbe6a58ebb5720ed20f2156cbf121acc84d

General

Target
2026-08-04_29a07add0341b3eea5678771e69a983a_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260804-js594svblc
SHA256 3c9a503ecc1dc391e9d7776413383bbe6a58ebb5720ed20f2156cbf121acc84d
MD5 29a07add0341b3eea5678771e69a983a
SHA1 50d0a9a800314da946f565c58e90c6885d2cb6f3
SHA512 d21f98a6201e968ad064886e638a80dd82e74c12507a783e47bcd23b285a3729b704100caf2f2ce5fab7be6d5a95cf89743e2185141d1b3f563ea112c12177de
SSDEEP 49152:Dq+RMSrrzay/mPeOAGECUiftT8UHORwnCZlhJdN3eufv1hep+EJE1jInVUn6Ajgr:DjFGHft4SgQCZVnnfvHCJsj3BQf
TLSH
T141F53303753AC063E25309B7CDDD42706DEA7D16BB008B4A7BF115AD467A8E34D0AE67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral1/files/0x000a0000000243d2-3.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
4172	EqVf6xxaZ1XnNJx.exe
3064	CTS.exe
4120	EqVf6xxaZ1XnNJx.exe
5064	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"	2026-08-04_29a07add0341b3eea5678771e69a983a_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	2026-08-04_29a07add0341b3eea5678771e69a983a_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	EqVf6xxaZ1XnNJx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EqVf6xxaZ1XnNJx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-04_29a07add0341b3eea5678771e69a983a_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1876	2026-08-04_29a07add0341b3eea5678771e69a983a_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3064	CTS.exe
Token: SeDebugPrivilege	5064	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 4172	1876	2026-08-04_29a07add0341b3eea5678771e69a983a_bkransomware_elex_maze_rhadamanthys.exe	85
PID 1876 wrote to memory of 3064	1876	2026-08-04_29a07add0341b3eea5678771e69a983a_bkransomware_elex_maze_rhadamanthys.exe	86
PID 4172 wrote to memory of 4120	4172	EqVf6xxaZ1XnNJx.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-08-04_29a07add0341b3eea5678771e69a983a_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_29a07add0341b3eea5678771e69a983a_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:1876
- C:\Users\Admin\AppData\Local\Temp\EqVf6xxaZ1XnNJx.exe
  C:\Users\Admin\AppData\Local\Temp\EqVf6xxaZ1XnNJx.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4172
- - C:\Users\Admin\AppData\Local\Temp\EqVf6xxaZ1XnNJx.exe
    C:\Users\Admin\AppData\Local\Temp\EqVf6xxaZ1XnNJx.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=0x288,0x27c,0x28c,0x284,0x290,0x3182fc,0x31830c,0x31831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4120
- 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:3064

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:5064

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

Replay Monitor

Loading Replay Monitor...

Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 009ce237cd3191cf94e2775af83554088c3739325e37094db6afed6423f26d19
MD5 ba34722debae5aac82f136e2f46a9d6f
SHA1 84419e911a8b45ddb297641681ba250ad985403b
SHA512 a36c0cd1c743981a25e918d415de326ac55959bd74b01e45dfeb9ae474feb4153cd3772c2da6da46dd9516ad1d0b8dd18903eb0b4a2b4b4f407669afe07fe2f9
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTNNLQ:ZRpAyazIliazTNNLQ
TLSH
T1A9736B03B6D2C170E4B70A3249A9CE5106BFBE765FB18D5B37C4218E49752C09E39BA7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

EqVf6xxaZ1XnNJx.exe

Path C:\Users\Admin\AppData\Local\Temp\EqVf6xxaZ1XnNJx.exe
Size 3.1MB
SHA256 b9e001c5ef4845c2c0ce7a1ce134c774a7cd011af31dfbe2a13a96da2f68570e
MD5 a20245af2627cc9d55fbb3a1c682a334
SHA1 2ddbd81a16c18a7d5099f171473439bf84210a16
SHA512 f2a1d8e559dcd3016c3ad67c3c74e88ec62adc5a36ebf16df46f13d60627a9fc3b57dc9746f4551284d1c7eb79b364e76db7e539bfb8a9c20e1828f80bff9d1b
SSDEEP 24576:9yn2D7bFEc7r34rgxlqxjHHTVKIAF3XwVTTIUpWVH1kknPrMkkkskkkkkRkkkkkX:Ug7bV4UxExTTo6TkUEmT5xxvRCI5D
TLSH
T1DFE55C13BEC04032EAB70670B87BBB51557A7E209F1364CF7AC8362E1C716D1AA72756
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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

Submit Download

settings.dat

Path \??\c:\users\admin\appdata\local\Google\Software Reporter Tool\settings.dat
Size 40B
SHA256 11903479d2a016eb74db655ce4c26d7520bdb22c291edc97e356fee5c0a7f4cf
MD5 589d635630e454ce29cb40dd89937c9e
SHA1 1a08b72033a490254379a509542137486d02e9d4
SHA512 8415d691a48ddb18d6bc82d1874ee03738fe0dfe3374617cbddedaf2a37dce4ae3c904ab8eba77616b7f6255c095fd41de5e88cc51def0373b9e3ca624d217f9
MD5 SHA1 SHA512

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads