9145c4985875aabb26e224396f3c95e0431c2fff987d359d27f41125380ae45d

General

Target
2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_bkransomware_elex_maze_rhadamanthys.exe
Size 321KB
Sample260703-webjssdv6z
SHA256 9145c4985875aabb26e224396f3c95e0431c2fff987d359d27f41125380ae45d
MD5 54bb04b82a24ca575f7e21bbe1acd068
SHA1 bb59ca95c1c01fb085f7d4976d92a7b4e31a9151
SHA512 6c32327905fe1eae647a94cc12554e1218686faf80553dc073e1d5de69cea765d6c033a68fd4e87ee603255805d9cb61b7c3a397105314bab8089db238be175a
SSDEEP 6144:hZMazbAOIWhY874HyROEFpzrNp9l+16wic/D4Y84GIYqrGDfPml:hS0bZxhBkSROErL926wV4bOiD3ml
TLSH
T1D9640103BAD6C134F0BB16B509AE8940027F7D3909B19FAB778066CD1D766C16E396B3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
4808	wvshzzBpmbzu6VF.exe
4224	CTS.exe
4004	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"	2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_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	2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_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 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	2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_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	4792	2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4224	CTS.exe
Token: SeDebugPrivilege	4004	CTS.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4792 wrote to memory of 4808	4792	2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_bkransomware_elex_maze_rhadamanthys.exe	88
PID 4792 wrote to memory of 4224	4792	2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-03_54bb04b82a24ca575f7e21bbe1acd068_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:4792
- C:\Users\Admin\AppData\Local\Temp\wvshzzBpmbzu6VF.exe
  C:\Users\Admin\AppData\Local\Temp\wvshzzBpmbzu6VF.exe
  2⤵
  - Executes dropped EXE
  PID:4808
- 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:4224

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:4004

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 b7c87d6e5fea94c1b7201df216947fe9cec99a81f4b9dfd7624647d476696209
MD5 fc9cea7ecf63e86de11866754408e482
SHA1 c1a6d6247a6c251ce3063f4c3cfd04a00830c889
SHA512 a1937b21307fd6b4616450806743464d5de3abdd613a113c581f4d93d93396d41e551aacdb3ae0881e2e56dd5844528ec8a33ef7d9645e80c285a1722a12cc03
SSDEEP 12288:hS0oPA9yddzmVv6RLqk+R+uEvmSBOk3fRR9BIYl:DkzyiOJR9aT9pvB/
TLSH
T113C4120376D28034E6B34A720DB9CD06463FBE3B5B78DD577BD099996632080DE26B27
MD5 SHA1 SHA512 SSDEEP TLSH

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wvshzzBpmbzu6VF.exe

Path C:\Users\Admin\AppData\Local\Temp\wvshzzBpmbzu6VF.exe
Size 250KB
SHA256 a4c297fc0b96651ebb71b15398025f80d1f6f592330792ba3eb01d9cd56f9f99
MD5 9386c7ffb682c69eadb492071138f495
SHA1 cd4cda7c97645a9ce694f9543b989e5fb898bbe7
SHA512 9b7c2ee269d6f6f33f8656d9e3958036b441246304dce499e9ada4c7dc844a8d4b42deafc5e1d25dc50d069393f0ce9cdc5765a7ca7b3393511d1defba4f7d21
SSDEEP 3072:BohJ3FJbk5jQXebPRhFbth9en2Je/+oX92XmbzzBSwMpdCq/IM8uIGf7/1t6qFx:WJ3FJbk5jZP3FhrenHzBSwMd7wvc
TLSH
T120444B02B2AC3CEDE466C135897595A29B31FC311750A65F13F57B262E33293BD2AB31
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