General
- Target boykisser.exe
- Size 3.0MB
- Sample260701-e8ygzsev3j
- SHA256 0df513e001320b7a3b29ad81189a1bd49ec3e6da1281fdf41b3f67be65c37389
- MD5 4fa708c6cafb249c1895175bd0434c0c
- SHA1 fd62286ad01ad3801cd0d42869c76c59d5ed8efe
- SHA512 4c889d2e6a964d0a74aaf7649a44d5eb31b6fde365d0f600a2ae64486c38b7f4bca674d98a0398f858be36f6ed7ea18e706654eb868a6ed6f2bb1bd51d7dc391
- SSDEEP 98304:uQgF/fYLeCbIJpxuCmrbu3k4ge6kRgixkPn+l3:uQSRCYxuC6bu3+kRg+h
- TLSH T1F1E533C1F96FF09CE64D1ABE84621B70E71014B53ACD5A701FFCA66C912E4BAEA15B01
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
boykisser.exe
Resource
win10v2004-20260513-en
12 signatures
300 seconds
Behavioral task
behavioral2
Sample
boykisser.exe
Resource
win11ltsc2024-20260629-en
26 signatures
300 seconds
Malware Config
Targets
-
- Target boykisser.exe
- Size 3.0MB
- SHA256 0df513e001320b7a3b29ad81189a1bd49ec3e6da1281fdf41b3f67be65c37389
- MD5 4fa708c6cafb249c1895175bd0434c0c
- SHA1 fd62286ad01ad3801cd0d42869c76c59d5ed8efe
- SHA512 4c889d2e6a964d0a74aaf7649a44d5eb31b6fde365d0f600a2ae64486c38b7f4bca674d98a0398f858be36f6ed7ea18e706654eb868a6ed6f2bb1bd51d7dc391
- SSDEEP 98304:uQgF/fYLeCbIJpxuCmrbu3k4ge6kRgixkPn+l3:uQSRCYxuC6bu3+kRg+h
- TLSH T1F1E533C1F96FF09CE64D1ABE84621B70E71014B53ACD5A701FFCA66C912E4BAEA15B01
- 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