Windows_Ransomware_Ragnarok_5625d3f6

rule Windows_Ransomware_Ragnarok_5625d3f6 : beta {
    meta:
        author = "Elastic Security"
        id = "5625d3f6-7071-4a09-8ddf-faa2d081b539"
        fingerprint = "5c0a4e2683991929ff6307855bf895e3f13a61bbcc6b3c4b47d895f818d25343"
        creation_date = "2020-05-03"
        last_modified = "2021-08-23"
        description = "Identifies RAGNAROK ransomware"
        threat_name = "Windows.Ransomware.Ragnarok"
        reference = "https://twitter.com/malwrhunterteam/status/1256263426441125888?s=20"
        severity = 100
        arch_context = "x86, arm64"
        scan_context = "file, memory"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $b1 = "prv_ip" ascii fullword
        $b2 = "%i.%i.%i" ascii fullword
        $b3 = "pub_ip" ascii fullword
        $b4 = "cometosee" ascii fullword
    condition:
        all of ($b*)
}