9d98df3b60d4a63be0a80cad54553a70b75dc4a9d4c2e6737fe63c27d286d41c

General

Target
2026-07-03_bf4c976dbdb1ce57d3e8be2f69dd692a_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260703-kl88vsay5p
SHA256 9d98df3b60d4a63be0a80cad54553a70b75dc4a9d4c2e6737fe63c27d286d41c
MD5 bf4c976dbdb1ce57d3e8be2f69dd692a
SHA1 fdf2d391f0d4fedf62a2ebf52f95e39255266155
SHA512 f193b6741de606e873e2800ba0db08b5e3c52fefbfc66f24a926b378defedbd9aa04ae84b85970900d1c194459533e2b8dea819a72a5296ac8cf9138c1a19695
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT7psRZAGbOexuTyOOHqkpM:ZhpAyazIlyazTC4GSeATyVpM
TLSH
T10B939D037AD2C171E0B70A7209A5DE5106AFBE765FB18D9773C0218E4A752C04E79BB7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5192	CTS.exe
3248	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_bf4c976dbdb1ce57d3e8be2f69dd692a_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_bf4c976dbdb1ce57d3e8be2f69dd692a_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_bf4c976dbdb1ce57d3e8be2f69dd692a_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	5236	2026-07-03_bf4c976dbdb1ce57d3e8be2f69dd692a_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5192	CTS.exe
Token: SeDebugPrivilege	3248	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5236 wrote to memory of 5192	5236	2026-07-03_bf4c976dbdb1ce57d3e8be2f69dd692a_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-03_bf4c976dbdb1ce57d3e8be2f69dd692a_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-03_bf4c976dbdb1ce57d3e8be2f69dd692a_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:5236
- 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:5192

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:3248

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 201f3129684b0574e9e52ff77e974326f0990fb65fc896e17db7c461c3090e84
MD5 ca3705e0dd33ffa9b990ba14a54bb240
SHA1 74e799cce805ecb9d4183a17bec25e3de83fcf96
SHA512 1078a312ce0d1c74a6d0ec9f659c5d96703150862ad0c76691aa95771a71a675ebc6d22c3aaf4ee2f4b5fa220a996a5cdfbd7cdadf484ad412d73824860a55d9
SSDEEP 12288:hS0CVQ7AT2VMUustT7TsN7sZU/CTBhlQmhq:DC+7m0MBst47IU/CNhlQmhq
TLSH
T185C4120372C28179E0F227718590CD4547AF3C92ADA7AE17376421DE1B25AC19F39BBB
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

qoITWlzPW092hea.exe

Path C:\Users\Admin\AppData\Local\Temp\qoITWlzPW092hea.exe
Size 95KB
SHA256 8e7227f2b93ea837c76109530c8ff48cef80727bc85dada66cc5a90548cc1493
MD5 c09bcf8392650c40130dcf49bcabb9c3
SHA1 ef9a59320c4401c4517b1b6478423e0619b8f71e
SHA512 96e9567473f179e55f04f0dd302270eb730e62cb773c3527e770e66f45a7c19fb37e101c5ff261a7957a3883bd2cd489fd8033c31a53621dafdf2201d91e916b
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTVNNGuVWSwt3TpHsN3f7pz5:ZhpAyazIlyazTVHa9Kv7pz5
TLSH
T1DA93AE03B6D1C070E4B70A7248A8DE510BBF7E765FB18D573784218E16756D08E39BAB
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

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads