d12b79074830b19f18f4df1d47dd9b8edc3fd032c5285f6da19211f3147c75bd

General

Target
2026-07-27_9205153d5df03bf149de6e59aae2a1fe_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260727-qa3jtssgrf
SHA256 d12b79074830b19f18f4df1d47dd9b8edc3fd032c5285f6da19211f3147c75bd
MD5 9205153d5df03bf149de6e59aae2a1fe
SHA1 0dfd643c8af55414194f1e6b0f84804f29b3667f
SHA512 a294d55f27640481607a8080479dab1b277b6bdc78a523834797f4d88f4e2e09fa5baacea85fa28b18eae3b19f2170c53b116330d2f8f531e9127e1c6c359c55
SSDEEP 12288:hS0Yg60lglZSsqo9BBUTOHcDIgfeLpBZ7NDS9lZexrLA:D9PqZSsq4BBHcDpcp7tScrLA
TLSH
T1C0C41203B3E24072D8B649715C65DEA5036FBEB25E79CE5A2798309C07709C01E7AF6B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4956	CTS.exe
1364	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"	2026-07-27_9205153d5df03bf149de6e59aae2a1fe_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

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	2026-07-27_9205153d5df03bf149de6e59aae2a1fe_bkransomware_elex_maze_rhadamanthys.exe
File created	C:\Windows\CTS.exe	CTS.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	2026-07-27_9205153d5df03bf149de6e59aae2a1fe_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	5048	2026-07-27_9205153d5df03bf149de6e59aae2a1fe_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4956	CTS.exe
Token: SeDebugPrivilege	1364	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 4956	5048	2026-07-27_9205153d5df03bf149de6e59aae2a1fe_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-27_9205153d5df03bf149de6e59aae2a1fe_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_9205153d5df03bf149de6e59aae2a1fe_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:5048
- 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:4956

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:1364

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

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 e92896e9f79be0379599946f34de0e6b2c670479de7834626bd6a438108dbae6
MD5 30caf5a800c623aefa93a066c53aeb39
SHA1 2158d36144d59a37ef11af1851807ab67ed616fd
SHA512 7ec70bdcbc633a4011dba046fc2838ff56330b5bca2c5d88fbf7ac6b36d8c9bafdc5482c70e19ace20f626766ac4ab1058096d57d28e2d35dfa79960d1cee817
SSDEEP 12288:hS0Z30XhIp+G0FfyEUsAcsgd9bVs5XhAiyiZw/M1foRk6UTR6blQ:DZ3DpAUszfV6XqiyeCAfg2UG
TLSH
T167C42363BAD3C0B4E8A69A7246B08D2101AB7B729EB1DE0FB394513D05755C24D3C7B7
MD5 SHA1 SHA512 SSDEEP TLSH

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i9DgDc1iq4s04B1.exe

Path C:\Users\Admin\AppData\Local\Temp\i9DgDc1iq4s04B1.exe
Size 557KB
SHA256 2799a501746189d3709ad2583332ea4359c89a6956fd7899b8b551c9e9490c41
MD5 989732572134f5f6901606c009938104
SHA1 6f52a3bb60e05222d82f9a56e8f3fcb4ccae5a72
SHA512 c55ab8a9b1d877efc9f1aa956873fc3a5a12ef9da26d5497c954d60db4e717e863b3fbb2a31d55ccfbbd1912f6a3b51530b8c763036a539aeb5a4b10a6d17cd1
SSDEEP 12288:hS07yNUlqyPFHvDZeDPaXkCzIaB0qHQBqfe7rCwS:DFHbZSMxWqsqW7rA
TLSH
T165C42223B6F0C071F06B457159B49E01057FBF6A0AB8ED976780628D83B53C09E3AB5B
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
MD5 66df4ffab62e674af2e75b163563fc0b
SHA1 dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA512 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT:ZhpAyazIlyazT
TLSH
T119636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads