{"description": "Enterprise techniques used by Penquin, ATT&CK software S0587 (v1.2)", "name": "Penquin (S0587)", "domain": "enterprise-attack", "versions": {"layer": "4.5", "attack": "17", "navigator": "5.1.0"}, "techniques": [{"techniqueID": "T1059", "showSubtechniques": true}, {"techniqueID": "T1059.004", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can execute remote commands using bash scripts.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1573", "showSubtechniques": true}, {"techniqueID": "T1573.002", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can encrypt communications using the BlowFish algorithm and a symmetric key exchanged with Diffie Hellman.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1041", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can execute the command code do_upload to send files to C2.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1083", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can use the command code do_vslist to send file names, size, and status to C2.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1222", "showSubtechniques": true}, {"techniqueID": "T1222.002", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can add the executable flag to a downloaded file.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1070", "showSubtechniques": true}, {"techniqueID": "T1070.004", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can delete downloaded executables after running them.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1105", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can execute the command code do_download to retrieve remote files from C2.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1036", "showSubtechniques": true}, {"techniqueID": "T1036.005", "comment": "[Penquin](https://attack.mitre.org/software/S0587) has mimicked the Cron binary to hide itself on compromised systems.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1040", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can sniff network traffic to look for packets matching specific conditions.(Citation: Leonardo Turla Penquin May 2020)(Citation: Kaspersky Turla Penquin December 2014)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1095", "comment": "The [Penquin](https://attack.mitre.org/software/S0587) C2 mechanism is based on TCP and UDP packets.(Citation: Kaspersky Turla Penquin December 2014)(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1027", "showSubtechniques": true}, {"techniqueID": "T1027.005", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can remove strings from binaries.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1027.013", "comment": "[Penquin](https://attack.mitre.org/software/S0587) has encrypted strings in the binary for obfuscation.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1053", "showSubtechniques": true}, {"techniqueID": "T1053.003", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can use Cron to create periodic and pre-scheduled background jobs.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1082", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can report the file system type and disk space of a compromised host to C2.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1016", "comment": "[Penquin](https://attack.mitre.org/software/S0587) can report the IP of the compromised host to attacker controlled infrastructure.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": false}, {"techniqueID": "T1205", "comment": "[Penquin](https://attack.mitre.org/software/S0587) will connect to C2 only after sniffing a \"magic packet\" value in TCP or UDP packets matching specific conditions.(Citation: Leonardo Turla Penquin May 2020)(Citation: Kaspersky Turla Penquin December 2014)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}, {"techniqueID": "T1205.002", "comment": "[Penquin](https://attack.mitre.org/software/S0587) installs a `TCP` and `UDP` filter on the `eth0` interface.(Citation: Leonardo Turla Penquin May 2020)", "score": 1, "color": "#66b1ff", "showSubtechniques": true}], "gradient": {"colors": ["#ffffff", "#66b1ff"], "minValue": 0, "maxValue": 1}, "legendItems": [{"label": "used by Penquin", "color": "#66b1ff"}]}