{"description": "Enterprise techniques used by FALLCHILL, ATT&CK software S0181 (v1.2)", "name": "FALLCHILL (S0181)", "domain": "enterprise-attack", "versions": {"layer": "4.5", "attack": "17", "navigator": "5.1.0"}, "techniques": [{"techniqueID": "T1543", "showSubtechniques": true}, {"techniqueID": "T1543.003", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) has been installed as a Windows service.(Citation: CISA AppleJeus Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1001", "showSubtechniques": true}, {"techniqueID": "T1001.003", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) uses fake Transport Layer Security (TLS) to communicate with its C2 server.(Citation: US-CERT FALLCHILL Nov 2017)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1573", "showSubtechniques": true}, {"techniqueID": "T1573.001", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) encrypts C2 data with RC4 encryption.(Citation: US-CERT FALLCHILL Nov 2017)(Citation: CISA AppleJeus Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1083", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) can search files on a victim.(Citation: US-CERT FALLCHILL Nov 2017)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1070", "showSubtechniques": true}, {"techniqueID": "T1070.004", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) can delete malware and associated artifacts from the victim.(Citation: US-CERT FALLCHILL Nov 2017)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1070.006", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) can modify file or directory timestamps.(Citation: US-CERT FALLCHILL Nov 2017)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1082", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) can collect operating system (OS) version information, processor information, system name, and information about installed disks from the victim.(Citation: US-CERT FALLCHILL Nov 2017)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1016", "comment": "[FALLCHILL](https://attack.mitre.org/software/S0181) collects MAC address and local IP address information from the victim.(Citation: US-CERT FALLCHILL Nov 2017)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}], "gradient": {"colors": ["#ffffff", "#66b1ff"], "minValue": 0, "maxValue": 1}, "legendItems": [{"label": "used by FALLCHILL", "color": "#66b1ff"}]}