{
  "Event": {
    "analysis": "2",
    "date": "2021-09-24",
    "extends_uuid": "",
    "info": "TinyTurla - Turla deploys new malware to keep a secret backdoor on victim machines",
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    "published": true,
    "threat_level_id": "1",
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        "name": "misp-galaxy:mitre-enterprise-attack-intrusion-set=\"Turla - G0010\""
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      {
        "colour": "#12e200",
        "name": "misp-galaxy:threat-actor=\"Turla Group\""
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        "comment": "",
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            "comment": "",
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            "disable_correlation": false,
            "object_relation": "summary",
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            "value": "Cisco Talos found a previously undiscovered backdoor from the Turla APT that we are seeing in the wild. This simple backdoor is likely used as a second-chance backdoor to maintain access to the system, even if the primary malware is removed. It could also be used as a second-stage dropper to infect the system with additional malware."
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            "type": "yara",
            "uuid": "150de82b-b716-475b-a8c3-bd093c32c9db",
            "value": "import \"pe\"\r\nrule TinyTurla {\r\nmeta:\r\nauthor = \"Cisco Talos\"\r\ndescription = \"Detects Tiny Turla backdoor DLL\"\r\nstrings:\r\n$a = \"Title:\" fullword wide\r\n$b = \"Hosts\" fullword wide\r\n$c = \"Security\" fullword wide\r\n$d = \"TimeLong\" fullword wide\r\n$e = \"TimeShort\" fullword wide\r\n$f = \"MachineGuid\" fullword wide\r\n$g = \"POST\" fullword wide\r\n$h = \"WinHttpSetOption\" fullword ascii\r\n$i = \"WinHttpQueryDataAvailable\" fullword ascii\r\n\r\ncondition:\r\npe.is_pe and\r\npe.characteristics & pe.DLL and\r\npe.exports(\"ServiceMain\") and\r\nall of them\r\n}"
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