General
- Target boykisser.exe
- Size 4.2MB
- Sample260701-gl7s9ahs61
- SHA256 c51ac4c8efb75271dfb7b5c69ca37b61616e2d9c3659d83c89709f7a065ad6cb
- MD5 e79392eef901be70b731b57be4404782
- SHA1 d2d6a6ad01225b48fabf7aa0ae9535b498596d5e
- SHA512 bb0fde80b4eb557675230c80ee60284fe686f53cf684761602d2a4e476de8ab198335508aff48208aaec6d5ee3851dd4a47a96644609242bd727c3caed42a0b4
- SSDEEP 98304:0Ghfi7cZRBzt+OVwZ965CRWGhvcnzx11Z6Z5k7qJv0p:DNiYZ3zEL8C8QUnzDwkGyp
- TLSH T11F16339F175BF213D7C06278B899398D05A3AE7224E431F2CEE839FB5447319A068F95
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
boykisser.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
boykisser.exe
Resource
win11ltsc2024-20260629-en
19 signatures
150 seconds
Malware Config
Targets
-
- Target boykisser.exe
- Size 4.2MB
- SHA256 c51ac4c8efb75271dfb7b5c69ca37b61616e2d9c3659d83c89709f7a065ad6cb
- MD5 e79392eef901be70b731b57be4404782
- SHA1 d2d6a6ad01225b48fabf7aa0ae9535b498596d5e
- SHA512 bb0fde80b4eb557675230c80ee60284fe686f53cf684761602d2a4e476de8ab198335508aff48208aaec6d5ee3851dd4a47a96644609242bd727c3caed42a0b4
- SSDEEP 98304:0Ghfi7cZRBzt+OVwZ965CRWGhvcnzx11Z6Z5k7qJv0p:DNiYZ3zEL8C8QUnzDwkGyp
- TLSH T11F16339F175BF213D7C06278B899398D05A3AE7224E431F2CEE839FB5447319A068F95
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Disables Task Manager via registry modification
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Active Setup
1Pre-OS Boot
1Bootkit
1Defense Evasion
Modify Registry
4Obfuscated Files or Information
1Command Obfuscation
1Pre-OS Boot
1Bootkit
1