{"description": "Enterprise techniques used by GrimAgent, ATT&CK software S0632 (v1.1)", "name": "GrimAgent (S0632)", "domain": "enterprise-attack", "versions": {"layer": "4.5", "attack": "17", "navigator": "5.1.0"}, "techniques": [{"techniqueID": "T1071", "showSubtechniques": true}, {"techniqueID": "T1071.001", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has the ability to use HTTP for C2 communications.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1547", "showSubtechniques": true}, {"techniqueID": "T1547.001", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can set persistence with a Registry run key.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1059", "showSubtechniques": true}, {"techniqueID": "T1059.003", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can use the Windows Command Shell to execute commands, including its own removal.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1132", "showSubtechniques": true}, {"techniqueID": "T1132.001", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can base64 encode C2 replies.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1005", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can collect data and files from a compromised host.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1001", "showSubtechniques": true}, {"techniqueID": "T1001.001", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632)  can pad C2 messages with random generated values.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1140", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can use a decryption algorithm for strings based on Rotate on Right (RoR) and Rotate on Left (RoL) functionality.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1573", "showSubtechniques": true}, {"techniqueID": "T1573.001", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can use an AES key to encrypt C2 communications.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1573.002", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can use a hardcoded server public RSA key to encrypt the first request to C2.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1480", "showSubtechniques": true}, {"techniqueID": "T1480.002", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) uses the last 64 bytes of the binary to compute a mutex name. If the generated name is invalid, it will default to the generic `mymutex`.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1041", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has sent data related to a compromise host over its C2 channel.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1083", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has the ability to enumerate files and directories on a compromised host.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1070", "showSubtechniques": true}, {"techniqueID": "T1070.004", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can delete old binaries on a compromised host.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1070.009", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can delete previously created tasks on a compromised host.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1105", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has the ability to download and execute additional payloads.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1106", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can use Native API including GetProcAddress and ShellExecuteW.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1027", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has used Rotate on Right (RoR) and Rotate on Left (RoL) functionality to encrypt strings.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1027.001", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has the ability to add bytes to change the file hash.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1053", "showSubtechniques": true}, {"techniqueID": "T1053.005", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has the ability to set persistence using the Task Scheduler.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1082", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can collect the OS, and build version on a compromised host.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1614", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can identify the country code on a compromised host.(Citation: Group IB GrimAgent July 2021)", "score": 1, "showSubtechniques": true}, {"techniqueID": "T1614.001", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) has used Accept-Language to identify hosts in the United Kingdom, United States, France, and Spain.(Citation: Group IB GrimAgent July 2021) ", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1016", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can enumerate the IP and domain of a target system.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1033", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can identify the user id on a target machine.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1497", "showSubtechniques": true}, {"techniqueID": "T1497.003", "comment": "[GrimAgent](https://attack.mitre.org/software/S0632) can sleep for 195 - 205 seconds after payload execution and before deleting its task.(Citation: Group IB GrimAgent July 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}], "gradient": {"colors": ["#ffffff", "#66b1ff"], "minValue": 0, "maxValue": 1}, "legendItems": [{"label": "used by GrimAgent", "color": "#66b1ff"}]}