a1bc9bf5e4920e3fb2e8e7a6328b25c98d4ee7a911c7f262092ffb06a31be7a7

General

Target
2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_bkransomware_elex_maze_rhadamanthys.exe
Size 249KB
Sample260701-c972psey3w
SHA256 a1bc9bf5e4920e3fb2e8e7a6328b25c98d4ee7a911c7f262092ffb06a31be7a7
MD5 cb5bf02bc6ba57232e7f57b685ff68ef
SHA1 5bb800029030835ca0a848b4c09145a486f61370
SHA512 bc6ea9b86bbc4c3b33b381dfc147c063dbd5743f2c21f55bd8e836da5dd1bab0a105727ed16fbc5a9fb5c77a409495275313956f3f5ff248b1fa53fdc9b3a0e6
SSDEEP 6144:xZ8azjd3SYiHilkH8M73KpXXiFEDFSAqRsy5hiW9:xC0lSKViFEDA9y2hiW9
TLSH
T184440103B7C181B1E0B21B3248A5DD560A7F7D765BB2CE4B37D4209D09B66C18E39B67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2936	CTS.exe
4196	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"	2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_bkransomware_elex_maze_rhadamanthys.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	2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_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	2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_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	1648	2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2936	CTS.exe
Token: SeDebugPrivilege	4196	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 2936	1648	2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_bkransomware_elex_maze_rhadamanthys.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-30_cb5bf02bc6ba57232e7f57b685ff68ef_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:1648
- 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:2936

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:4196

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 68fd04e41a57da334b3dd9ea11facc024f5544e7c8b7f145e484594de2a62be5
MD5 d30dd84c2138529cc434d85cb290a87d
SHA1 01db7457079d7ceaed621c2ee06ca28929f883bf
SHA512 770f8bc1a2e7bcec763047d24446c188237f1fcadd2e847e3d5fab17c9231913ef314d341016a71a5754ee1d300703512a74640c0ed2e4b5745fc2db63757907
SSDEEP 12288:xC0v3PZJNOribC2qpK65wgbd/q0eYcrA0B3904QztN:DvTAVzpK65lbUYcxz0jtN
TLSH
T175C4120BB9F28236E072137552788E40566F7DB20F279E9F37D0269E09B03E05E29797
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

kx6VVhR1ex4WTIl.exe

Path C:\Users\Admin\AppData\Local\Temp\kx6VVhR1ex4WTIl.exe
Size 178KB
SHA256 ebc4c06b7d95e74e315419ee7e88e1d0f71e9e9477538c00a93a9ff8c66a6cfc
MD5 f4935e39cd1008b6677ecaff658b51d4
SHA1 c88f99bb82cbbf96992c36b61f6c614a15abc9d6
SHA512 b69050b1ee3a201d52a88742d7f441e5ea1cf5213729cccc634577807a1579c13f24d5ff28567d7dfa09633b21ffc51af7b44c0dbd82c0f5dd477aad72246906
SSDEEP 3072:HZkBCO1UCgXyC9rzfBgA4hcbKcfgCvIypoBJJfHYTom:HOCO1U9t9vfLJvW5gT
TLSH
T1F5047E403A4C7CC9E1E2DB38EC624F60722FBDB4C634495A7117726CDE76AC18EB5962
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