General
- Target boykisser.exe
- Size 1.6MB
- Sample260628-x2p65sct6v
- SHA256 355626f23344f2b1ef9c3a446f36553911e4d4a0fc644f9f5a6b15986ed966b6
- MD5 9e1a3d3e3bbd28736df36da6a3e7b847
- SHA1 baca781f6bb96a7f21ee1fae002732dc332a8d01
- SHA512 b140e2bc8d4b7567f3fa8cd1fb3652a04cbef4fa8749a41516ca9d55d63e6b12a72ef4de603d530deebb698f9c9e7be54f5a293ce2db969b8326143b3024ac93
- SSDEEP 24576:Z8sNf0wTyWPyLL9PjiSr6+yFobNNZnFZMxmjsMlfRpAxUjd3qSbUbE0k9RXwypwV:ZlNMwp0LRjij+yFobP/NfRpQUjhq4z6
- TLSH T15875333BC5757C38FF0AA57352661DE59E984220A3B4A158CAAA4C8052BB7370F3DD1F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Behavioral task
behavioral1
Sample
boykisser.exe
Resource
win10v2004-20260513-en
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
boykisser.exe
Resource
win11ltsc2024-20260618-en
15 signatures
150 seconds
Malware Config
Targets
-
- Target boykisser.exe
- Size 1.6MB
- SHA256 355626f23344f2b1ef9c3a446f36553911e4d4a0fc644f9f5a6b15986ed966b6
- MD5 9e1a3d3e3bbd28736df36da6a3e7b847
- SHA1 baca781f6bb96a7f21ee1fae002732dc332a8d01
- SHA512 b140e2bc8d4b7567f3fa8cd1fb3652a04cbef4fa8749a41516ca9d55d63e6b12a72ef4de603d530deebb698f9c9e7be54f5a293ce2db969b8326143b3024ac93
- SSDEEP 24576:Z8sNf0wTyWPyLL9PjiSr6+yFobNNZnFZMxmjsMlfRpAxUjd3qSbUbE0k9RXwypwV:ZlNMwp0LRjij+yFobP/NfRpQUjhq4z6
- TLSH T15875333BC5757C38FF0AA57352661DE59E984220A3B4A158CAAA4C8052BB7370F3DD1F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score9/10-
Clears Windows event logs
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Disables one or more Microsoft Defender components
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
-
Modifies Windows Firewall
-
Disables service(s)
-
Stops running service(s)
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1System Services
2Service Execution
2Windows Management Instrumentation
1