Cuckoo Stealer — Malware Profile
Cuckoo Stealer is a macOS malware with characteristics of spyware and an infostealer that has been in use since at least 2024. Cuckoo Stealer is a universal Mach-O binary that can run on Intel or ARM-based Macs and has been spread through trojanized versions of various potentially unwanted programs or PUP's such as converters, cleaners, and uninstallers.
MITRE ATT&CK techniques (26)
- T1027.008 Stripped Payloads
- T1027.013 Encrypted/Encoded File
- T1033 System Owner/User Discovery
- T1036.005 Match Legitimate Resource Name or Location
- T1041 Exfiltration Over C2 Channel
- T1056.002 GUI Input Capture
- T1057 Process Discovery
- T1059.002 AppleScript
- T1059.004 Unix Shell
- T1071.001 Web Protocols
- T1074.001 Local Data Staging
- T1082 System Information Discovery
- T1083 File and Directory Discovery
- T1095 Non-Application Layer Protocol
- T1113 Screen Capture
- T1140 Deobfuscate/Decode Files or Information
- T1217 Browser Information Discovery
- T1518 Software Discovery
- T1543.001 Launch Agent
- T1553.001 Gatekeeper Bypass
- T1555.001 Keychain
- T1564.001 Hidden Files and Directories
- T1569.001 Launchctl
- T1614 System Location Discovery
- T1614.001 System Language Discovery
- T1647 Plist File Modification