28d21c63d0130d9e6cc4cfd63ede6307418a48402e028030cb75da4e407b632d

General

Target
2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_bkransomware_elex_maze_rhadamanthys.exe
Size 860KB
Sample260720-v249ysbt31
SHA256 28d21c63d0130d9e6cc4cfd63ede6307418a48402e028030cb75da4e407b632d
MD5 7a00cfeda0f5b1f80e6cfa933f7659a4
SHA1 12ef56f7d686b5859b0d0e10f96e8926b3d2a3a7
SHA512 d117ecb600e5dd411b718c768bab56c769af998b20bbe18cfb8b1c0aed376e39f21065e829e073a24c878f1151f47cf0cec0b3b929fc69c81795b95126de17f5
SSDEEP 12288:xC0H2ExmGGZV+AjN7ekmbuHAyPf3FqJHGqZOkBJ7u3qZspWz0J5uSEsU9ev0FYoO:DBcGGfDBekwxJHGqIkDuIqWx+gev6YoO
TLSH
T14915231776E25332D43745BF1468CC4247ABBDA609628DCE37E8719CB9B16C30E262B7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
1040	nDQ49yEWXhs5nN4.exe
5640	CTS.exe
5744	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"	2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_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	2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_bkransomware_elex_maze_rhadamanthys.exe
File created	C:\Windows\CTS.exe	CTS.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_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	nDQ49yEWXhs5nN4.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4948	2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5640	CTS.exe
Token: SeDebugPrivilege	5744	CTS.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4948 wrote to memory of 1040	4948	2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_bkransomware_elex_maze_rhadamanthys.exe	89
PID 4948 wrote to memory of 5640	4948	2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_bkransomware_elex_maze_rhadamanthys.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-20_7a00cfeda0f5b1f80e6cfa933f7659a4_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:4948
- C:\Users\Admin\AppData\Local\Temp\nDQ49yEWXhs5nN4.exe
  C:\Users\Admin\AppData\Local\Temp\nDQ49yEWXhs5nN4.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1040
- 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:5640

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:5744

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 843d61b131ad5ebb97597e14037c1c2088a8a3d3c3f886ea45e514c3f4638a9e
MD5 d47ec38cae99c0eb43aeb04d95aac806
SHA1 694e500ab07473a10331af7607b62dc4a3df1388
SHA512 0a82cf2d3e4f0659e093790faa11c25fa4045ab617512e440c6adef6ab30677d76e6e52e0482591cc9030d1f20de66e86e73f997e061bfc98094642a274084ca
SSDEEP 12288:xC0/ipXvFm9O1LmKOylJWN9yA08Deu0EAaTbD+TpiVjqgQT96yfe:D/qtm9OhrJZooEAc8p0Q56yG
TLSH
T130C4120337D284B2E4F706764C94DE61096FFE397B71CE2B9284658C16682C09E797B7
MD5 SHA1 SHA512 SSDEEP TLSH

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nDQ49yEWXhs5nN4.exe

Path C:\Users\Admin\AppData\Local\Temp\nDQ49yEWXhs5nN4.exe
Size 789KB
SHA256 aa68f7eac8283811082a9a32628403b466511250712d9c28b8e007ac62bb62de
MD5 3871d542cfac9dd8af62b8c05ea7304a
SHA1 d47d87ae6a842bcb3443c11b26755dbf2c227cc4
SHA512 2931ed23db5b3625265bdface146f84d2f6da0950116881f8c577ad83a772a5ea112eb6f8efabab8d37485a9d66beac4ca15c7739293497945a1d735327d4b9c
SSDEEP 12288:iXvGBhRvPGr1DE34sO5GDz5tjkelIYQjEYw/Ln5sA:iXvuRHGr1QIitgeiYQjPw/+A
TLSH
T15A056B22B541CC72D53627B18E99E33165EABD307B20551B73F8365D0A70283FE29F6A
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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads