{"description": "Enterprise techniques used by Shark, ATT&CK software S1019 (v1.1)", "name": "Shark (S1019)", "domain": "enterprise-attack", "versions": {"layer": "4.5", "attack": "17", "navigator": "5.1.0"}, "techniques": [{"techniqueID": "T1071", "showSubtechniques": true}, {"techniqueID": "T1071.001", "comment": "[Shark](https://attack.mitre.org/software/S1019) has the ability to use HTTP in C2 communications.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1071.004", "comment": "[Shark](https://attack.mitre.org/software/S1019) can use DNS in C2 communications.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1059", "showSubtechniques": true}, {"techniqueID": "T1059.003", "comment": "[Shark](https://attack.mitre.org/software/S1019) has the ability to use `CMD` to execute commands.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1005", "comment": "[Shark](https://attack.mitre.org/software/S1019) can upload files to its C2.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1074", "comment": "[Shark](https://attack.mitre.org/software/S1019) has stored information in folders named `U1` and `U2` prior to exfiltration.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1140", "comment": "[Shark](https://attack.mitre.org/software/S1019) can extract and decrypt downloaded .zip files.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1568", "showSubtechniques": true}, {"techniqueID": "T1568.002", "comment": "[Shark](https://attack.mitre.org/software/S1019) can send DNS C2 communications using a unique domain generation algorithm.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1041", "comment": "[Shark](https://attack.mitre.org/software/S1019) has the ability to upload files from the compromised host over a DNS or HTTP C2 channel.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1008", "comment": "[Shark](https://attack.mitre.org/software/S1019) can update its configuration to use a different C2 server.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1070", "showSubtechniques": true}, {"techniqueID": "T1070.004", "comment": "[Shark](https://attack.mitre.org/software/S1019) can delete files downloaded to the compromised host.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1105", "comment": "[Shark](https://attack.mitre.org/software/S1019)  can download additional files from its C2 via HTTP or DNS.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1036", "showSubtechniques": true}, {"techniqueID": "T1036.005", "comment": "[Shark](https://attack.mitre.org/software/S1019) binaries have been named `audioddg.pdb` and `Winlangdb.pdb` in order to appear legitimate.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1027", "showSubtechniques": true}, {"techniqueID": "T1027.013", "comment": "[Shark](https://attack.mitre.org/software/S1019) can use encrypted and encoded files for C2 configuration.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1012", "comment": "[Shark](https://attack.mitre.org/software/S1019) can query `HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Cryptography MachineGuid` to retrieve the machine GUID.(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1029", "comment": "[Shark](https://attack.mitre.org/software/S1019) can pause C2 communications for a specified time.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1082", "comment": "[Shark](https://attack.mitre.org/software/S1019) can collect the GUID of a targeted machine.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1497", "showSubtechniques": true}, {"techniqueID": "T1497.001", "comment": "[Shark](https://attack.mitre.org/software/S1019) can stop execution if the screen width of the targeted machine is not over 600 pixels.(Citation: ClearSky Siamesekitten August 2021)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}], "gradient": {"colors": ["#ffffff", "#66b1ff"], "minValue": 0, "maxValue": 1}, "legendItems": [{"label": "used by Shark", "color": "#66b1ff"}]}