{"description": "Enterprise techniques used by Raindrop, ATT&CK software S0565 (v1.3)", "name": "Raindrop (S0565)", "domain": "enterprise-attack", "versions": {"layer": "4.5", "attack": "17", "navigator": "5.1.0"}, "techniques": [{"techniqueID": "T1140", "comment": "[Raindrop](https://attack.mitre.org/software/S0565) decrypted its [Cobalt Strike](https://attack.mitre.org/software/S0154) payload using an AES-256 encryption algorithm in CBC mode with a unique key per sample.(Citation: Symantec RAINDROP January 2021)(Citation: Microsoft Deep Dive Solorigate January 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1036", "comment": "[Raindrop](https://attack.mitre.org/software/S0565) was built to include a modified version of 7-Zip source code (including associated export names) and Far Manager source code.(Citation: Symantec RAINDROP January 2021)(Citation: Microsoft Deep Dive Solorigate January 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1036.005", "comment": "[Raindrop](https://attack.mitre.org/software/S0565) was installed under names that resembled legitimate Windows file and directory names.(Citation: Symantec RAINDROP January 2021)(Citation: Microsoft Deep Dive Solorigate January 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1027", "showSubtechniques": true}, {"techniqueID": "T1027.002", "comment": "[Raindrop](https://attack.mitre.org/software/S0565) used a custom packer for its [Cobalt Strike](https://attack.mitre.org/software/S0154) payload, which was compressed using the LZMA algorithm.(Citation: Symantec RAINDROP January 2021)(Citation: Microsoft Deep Dive Solorigate January 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1027.003", "comment": "[Raindrop](https://attack.mitre.org/software/S0565) used steganography to locate the start of its encoded payload within legitimate 7-Zip code.(Citation: Symantec RAINDROP January 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1027.013", "comment": "[Raindrop](https://attack.mitre.org/software/S0565) encrypted its payload using a simple XOR algorithm with a single-byte key.(Citation: Symantec RAINDROP January 2021)(Citation: Microsoft Deep Dive Solorigate January 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1497", "showSubtechniques": true}, {"techniqueID": "T1497.003", "comment": "After initial installation, [Raindrop](https://attack.mitre.org/software/S0565) runs a computation to delay execution.(Citation: Symantec RAINDROP January 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}], "gradient": {"colors": ["#ffffff", "#66b1ff"], "minValue": 0, "maxValue": 1}, "legendItems": [{"label": "used by Raindrop", "color": "#66b1ff"}]}