General
- Target boykisser.exe
- Size 3.0MB
- Sample260701-fp8paaex9j
- SHA256 8f00aba20b6e224570ed5eaa4671ee847381bb94a34dd18ca9bd179d18ebc2a2
- MD5 eb7c123a10d83806a361caa3cde55a2d
- SHA1 81be96e6f0e53022e38e2d5014168da6de02ad55
- SHA512 6b01ae5f3e456c38291180ae4783423d2e321ad8ad96daeed62ff8c2a6134a53f157e7a679aafa2a0866ffa97f45111a6682dfb00c30c52cd9c3434404c23e2c
- SSDEEP 98304:l0HVghAQ4UettRpvQDlmYT6t2BHuMud5AVGyR96:yHHTXYDlfTR9uMuByR
- TLSH T12FE53331815165E0C3F9EDFA4F2E103DEA8C3939E977C0DBD8DF6B2825A4D1AE05509A
- 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 3.0MB
- SHA256 8f00aba20b6e224570ed5eaa4671ee847381bb94a34dd18ca9bd179d18ebc2a2
- MD5 eb7c123a10d83806a361caa3cde55a2d
- SHA1 81be96e6f0e53022e38e2d5014168da6de02ad55
- SHA512 6b01ae5f3e456c38291180ae4783423d2e321ad8ad96daeed62ff8c2a6134a53f157e7a679aafa2a0866ffa97f45111a6682dfb00c30c52cd9c3434404c23e2c
- SSDEEP 98304:l0HVghAQ4UettRpvQDlmYT6t2BHuMud5AVGyR96:yHHTXYDlfTR9uMuByR
- TLSH T12FE53331815165E0C3F9EDFA4F2E103DEA8C3939E977C0DBD8DF6B2825A4D1AE05509A
- 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