656c9a597b6fc7698eca7e115596e0e6a15aa27ef8433067777ef3c5eb9836a3

General

Target
2026-08-13_056b682072b23d9f388241d1f50f8dba_bkransomware_elex_maze_rhadamanthys.exe
Size 422KB
Sample260813-gd4fvsha86
SHA256 656c9a597b6fc7698eca7e115596e0e6a15aa27ef8433067777ef3c5eb9836a3
MD5 056b682072b23d9f388241d1f50f8dba
SHA1 f737504178c8c499f89c2235dc69d4c32686f8c5
SHA512 9839b360ae5f6def0af6cba6bc0e8a55a782551aa03af9516798457e15dbcde91f5c911fc70b72546df925406facc406d13dce471c425a259300e28208c48edf
SSDEEP 6144:hZMazTFYkEDLhzNXB1nup6YNZjsB/h0K2b7p42U+MDSv+7QIcrkc93Y+c3juqKgG:hS0sBNzuEYZj542U+TvZLrjbJLqEdT
TLSH
T16694120771C182B1F9BB07B502FACA52416E7EB96FF0CA57329426AC46789C15E3C367
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4888	CTS.exe
4980	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"	2026-08-13_056b682072b23d9f388241d1f50f8dba_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	2026-08-13_056b682072b23d9f388241d1f50f8dba_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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-13_056b682072b23d9f388241d1f50f8dba_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4372	2026-08-13_056b682072b23d9f388241d1f50f8dba_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4888	CTS.exe
Token: SeDebugPrivilege	4980	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4372 wrote to memory of 4888	4372	2026-08-13_056b682072b23d9f388241d1f50f8dba_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-13_056b682072b23d9f388241d1f50f8dba_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-13_056b682072b23d9f388241d1f50f8dba_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:4372
- 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:4888

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:4980

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 037a39634f8b5d62fe24cc1a623a22fe1dfe013d07ed2ab16cb3163fdffe14e4
MD5 8d2d2013e8ea03cfed39e7f5dc6c3831
SHA1 f9331ab2cb7a54dfa7f364fc0c75e44047248fb7
SHA512 d2956cb6f97a6372496f111831ef72655aa4945e436ef3a85b4c8f5893e8da76817e802095069a584fede73a3c6986fee970ce9ec9f8fc39e8b15f264e6d9055
SSDEEP 12288:hS0nF+mbXvmPeyes3U3pOXNowRBvQXJ1ib9:DnF+mbX+Peyes3UUXawRBgJ1ib9
TLSH
T168C4122372DA8071E57309B349D94E3513BF7EB94BB15AA73344238E19320C58F5ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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UZYiiOiAwuUUDPk.exe

Path C:\Users\Admin\AppData\Local\Temp\UZYiiOiAwuUUDPk.exe
Size 422KB
SHA256 d3161a14af5ea634cfc1fc2df63d2e181075d64373b3c1096a029d49488b0095
MD5 3389d3d82aae3e2826c5e8980660b3a3
SHA1 28bbbd5f2902b10f8753a69e9d5ec1ad7b508f1d
SHA512 fdba16ccd8e64d2b7d67ab46527518a70b246f62678de9d0e4c3df512931cf4582b067eef4d06173d664bb936b9a820411ac2da62f7deba7f7b6b2844e41d8da
SSDEEP 12288:hS0E0MkFIuKuhbFSgBW8KciFXwwpdOuRRsK:DPMYVRFSg/KciF9pwuAK
TLSH
T1A99412037ADAC4B0E4B203394469DE21477FBC294EB2C86F73C4654E45B25C09E7ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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