c4ec42aa819a4cc3adf9ff875e891f3d6c3fef9b536f59d7a61a654bfb9c67c4

General

Target
2026-05-06_9f755901f397d8521145111318a94b09_bkransomware_elex_maze_rhadamanthys.exe
Size 71KB
Sample260506-mdncjaft4s
SHA256 c4ec42aa819a4cc3adf9ff875e891f3d6c3fef9b536f59d7a61a654bfb9c67c4
MD5 9f755901f397d8521145111318a94b09
SHA1 3611bcef91677343d18c46492d089de10ddc50d5
SHA512 d844e514c0bb2d3058715c536d14e84d395ab9db1a78340ca4cad49ada9a52106b333aee040dc765abca84f1722dd9682e7a76b54ea5f1f7080337a683b98e95
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTO:ZRpAyazIliazTO
TLSH
T156636B03B6D2C170E4B70A7649B9CE51067FBE765EB18E5B33C4218D09752C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2480	CTS.exe
888	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"	CTS.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"	2026-05-06_9f755901f397d8521145111318a94b09_bkransomware_elex_maze_rhadamanthys.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2026-05-06_9f755901f397d8521145111318a94b09_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	2026-05-06_9f755901f397d8521145111318a94b09_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	2848	2026-05-06_9f755901f397d8521145111318a94b09_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2480	CTS.exe
Token: SeDebugPrivilege	888	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2480	2848	2026-05-06_9f755901f397d8521145111318a94b09_bkransomware_elex_maze_rhadamanthys.exe	79

C:\Users\Admin\AppData\Local\Temp\2026-05-06_9f755901f397d8521145111318a94b09_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-06_9f755901f397d8521145111318a94b09_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:2848
- 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:2480

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:888

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

excel.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
Size 391KB
SHA256 5ac47fae6a86ec98500329bf7cc97b9d988b8a54529e8f4a8aa77597c22e2e70
MD5 ba3f3c49e964b7284c8f53bbb6f365b2
SHA1 a45a851ef6f0e35f4339598432c7a0667a3276e8
SHA512 1011274ec381ab3d22b173d04342c0de35e2da3a70652874678dfc207bcc548df2b747d0a565c1b5a43a7cfca866810a6ce9e1631e3a78bf8329f90b308f093e
SSDEEP 6144:xZ8az6aLXi9WhsRR6eio+iuh0uy0RLngjUJ/xKTEoHn5z7BrlXYprVj:xC0Zy9ZRpio+SuSjUJ/oRH5HNild
TLSH
T1248412277AC68131F1A34B7104B89D92679FBD734EA5ED0327C4210E96A50C09F3AF6B
MD5 SHA1 SHA512 SSDEEP TLSH

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XEVV4abMIeqvX4X.exe

Path C:\Users\Admin\AppData\Local\Temp\XEVV4abMIeqvX4X.exe
Size 71KB
SHA256 8d40dee13efdc04d393d5b8e9c795b040b9771b77b60187630e2148750bfed10
MD5 8e597765384e68e0e28b648b56a7ec20
SHA1 1f9fecd2a3dbcb18410050b41c2bdd213f603029
SHA512 8782ed22f0da98d3b17af70fcaf4d5b61771f5bcf9baa3045b8fb35f421ad284427354c70e12bdfd464938f60dd53aecb0c388cc74053b86390de79ac2ef354b
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTe:ZRpAyazIliazTe
TLSH
T1F3636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads