build_downer — Malware Profile
build_downer is a downloader that has been used by BRONZE BUTLER since at least 2019.
MITRE ATT&CK techniques (8)
- T1027.003 Steganography
- T1036.004 Masquerade Task or Service
- T1105 Ingress Tool Transfer
- T1106 Native API
- T1124 System Time Discovery
- T1518.001 Security Software Discovery
- T1547.001 Registry Run Keys / Startup Folder
- T1680 Local Storage Discovery