{"description": "Enterprise techniques used by BendyBear, ATT&CK software S0574 (v1.1)", "name": "BendyBear (S0574)", "domain": "enterprise-attack", "versions": {"layer": "4.5", "attack": "17", "navigator": "5.1.0"}, "techniques": [{"techniqueID": "T1001", "showSubtechniques": true}, {"techniqueID": "T1001.001", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) has used byte randomization to obscure its behavior.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1140", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) has decrypted function blocks using a XOR key during runtime to evade detection.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1573", "showSubtechniques": true}, {"techniqueID": "T1573.001", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) communicates to a C2 server over port 443 using modified RC4 and XOR-encrypted chunks.(Citation: Unit42 BendyBear Feb 2021) ", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1105", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) is designed to download an implant from a C2 server.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1106", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) can load and execute modules and Windows Application Programming (API) calls using standard shellcode API hashing.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1571", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) has used a custom RC4 and XOR encrypted protocol over port 443 for C2.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1027", "showSubtechniques": true}, {"techniqueID": "T1027.013", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) has encrypted payloads using RC4 and XOR.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1027.014", "comment": "BendyBear changes its runtime footprint during code execution to evade signature-based defenses.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1012", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) can query the host's Registry key at HKEY_CURRENT_USER\\Console\\QuickEdit to retrieve data.(Citation: Unit42 BendyBear Feb 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1124", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) has the ability to determine local time on a compromised host.(Citation: Unit42 BendyBear Feb 2021) ", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1497", "showSubtechniques": true}, {"techniqueID": "T1497.003", "comment": "[BendyBear](https://attack.mitre.org/software/S0574) can check for analysis environments and signs of debugging using the Windows API kernel32!GetTickCountKernel32 call.(Citation: Unit42 BendyBear Feb 2021) ", "score": 1, "color": "#66b1ff", "showSubtechniques": true}], "gradient": {"colors": ["#ffffff", "#66b1ff"], "minValue": 0, "maxValue": 1}, "legendItems": [{"label": "used by BendyBear", "color": "#66b1ff"}]}