{"description": "Enterprise techniques used by SynAck, ATT&CK software S0242 v1.3", "name": "SynAck (S0242)", "domain": "enterprise-attack", "versions": {"layer": "4.3", "attack": "10", "navigator": "4.5"}, "techniques": [{"score": 1, "techniqueID": "T1486", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) encrypts the victims machine followed by asking the victim to pay a ransom. (Citation: SecureList SynAck Doppelg\u00e4nging May 2018)"}, {"score": 1, "techniqueID": "T1083", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) checks its directory location in an attempt to avoid launching in a sandbox.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)(Citation: Kaspersky Lab SynAck May 2018)"}, {"techniqueID": "T1070", "showSubtechniques": true}, {"score": 1, "techniqueID": "T1070.001", "showSubtechniques": true, "comment": "[SynAck](https://attack.mitre.org/software/S0242) clears event logs.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)"}, {"score": 1, "techniqueID": "T1112", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) can manipulate Registry keys.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)"}, {"score": 1, "techniqueID": "T1106", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) parses the export tables of system DLLs to locate and call various Windows API functions.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)(Citation: Kaspersky Lab SynAck May 2018)"}, {"score": 1, "techniqueID": "T1027", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) payloads are obfuscated prior to compilation to inhibit analysis and/or reverse engineering.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)(Citation: Kaspersky Lab SynAck May 2018)"}, {"score": 1, "techniqueID": "T1057", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) enumerates all running processes.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)(Citation: Kaspersky Lab SynAck May 2018)"}, {"techniqueID": "T1055", "showSubtechniques": true}, {"score": 1, "techniqueID": "T1055.013", "showSubtechniques": true, "comment": "[SynAck](https://attack.mitre.org/software/S0242) abuses NTFS transactions to launch and conceal malicious processes.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)(Citation: Kaspersky Lab SynAck May 2018)"}, {"score": 1, "techniqueID": "T1012", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) enumerates Registry keys associated with event logs.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)"}, {"score": 1, "techniqueID": "T1082", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) gathers computer names, OS version info, and also checks installed keyboard layouts to estimate if it has been launched from a certain list of countries.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)"}, {"techniqueID": "T1614", "showSubtechniques": true}, {"score": 1, "techniqueID": "T1614.001", "showSubtechniques": true, "comment": "[SynAck](https://attack.mitre.org/software/S0242) lists all the keyboard layouts installed on the victim\u2019s system using GetKeyboardLayoutList API and checks against a hardcoded language code list. If a match if found, SynAck sleeps for 300 seconds and then exits without encrypting files.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018) "}, {"score": 1, "techniqueID": "T1033", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) gathers user names from infected hosts.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)"}, {"score": 1, "techniqueID": "T1007", "showSubtechniques": false, "comment": "[SynAck](https://attack.mitre.org/software/S0242) enumerates all running services.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)(Citation: Kaspersky Lab SynAck May 2018)"}, {"techniqueID": "T1497", "showSubtechniques": true}, {"score": 1, "techniqueID": "T1497.001", "showSubtechniques": true, "comment": "[SynAck](https://attack.mitre.org/software/S0242) checks its directory location in an attempt to avoid launching in a sandbox.(Citation: SecureList SynAck Doppelg\u00e4nging May 2018)(Citation: Kaspersky Lab SynAck May 2018)"}], "gradient": {"colors": ["#ffffff", "#66b1ff"], "minValue": 0, "maxValue": 1}, "legendItems": [{"label": "used by SynAck", "color": "#66b1ff"}]}