9724947f01ed2f50539c6f9ff27f8a778b136be5f2917380241742c38cf258fa

General

Target
2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260522-w2k2rafv4v
SHA256 9724947f01ed2f50539c6f9ff27f8a778b136be5f2917380241742c38cf258fa
MD5 04dd35bb6b11dc083b22685c33ecbff6
SHA1 31b563ffcb42d608b72b50897d83c83d92477d81
SHA512 ee3af2231272539bafdb27fa4360af4d103891d8a7475a205b8066024b817e210eb92cdedd07952b4c7c38a704f1a0a28a43131d3a23e8e5e395971b1e97a9ea
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTWhSON2Pu2DTmz4d9R:ZRpAyazIliazTzw2P3TmK9R
TLSH
T107939D0376D2C171F0B70A7649B8CE61067FBE725EB18D9B3384258D09752C15E3ABAB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4208	CTS.exe
1260	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"	2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_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	2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3520	2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4208	CTS.exe
Token: SeDebugPrivilege	1260	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3520 wrote to memory of 4208	3520	2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_bkransomware_elex_maze_rhadamanthys.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-22_04dd35bb6b11dc083b22685c33ecbff6_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:3520
- 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:4208

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:1260

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

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 e76b6165a3616cf3a656617f1c481424e8a55c891afb79936d8fa9c68dbe1a27
MD5 5ec970ab2ba3ef0fbd172c764057445d
SHA1 adf217208d919bc28c332ad08541210552d310e4
SHA512 e9041c8864849c85c3462f013ffbdd738284d500e5cb6c3cc9e0bcba5012086bf11b37d3d6631720f24d1ace0aa7f59ce23b7979f65500af0ff0670cfccc5f2d
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTkNJo:ZRpAyazIliazTkNK
TLSH
T1A0736B03B6D2C171E4B70A7209A9CE5107BFBE765EB18D5B33C4218D09752C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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XaVFC7suRUUwQHa.exe

Path C:\Users\Admin\AppData\Local\Temp\XaVFC7suRUUwQHa.exe
Size 95KB
SHA256 adccb1ddad848aa46d0bd4ae0371f5cdb3a4dd60940eb99fbe8f28d40f5ab038
MD5 fd421e9ccec430c498d50f3375a2c2e6
SHA1 f2ff7f4640a95684ebec9b6e8b432d3c6f57b8c0
SHA512 338b6030b0b2d1732db66a4e7b46b462213124f03444dc3667d54a0be38180f16347794342ba459f9cfe4bbbe889ad1e97802adc8ab8c9f70230c47481fb1997
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTdAWFlZRZSQMoGPJfwW3Jme:ZRpAyazIliazTfXAuGjL
TLSH
T187939D0376D2C170E4B70A3249A5DE604B7FBE765EB18D5733C4258D4A722C09E3ABA7
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