Windows_Ransomware_Clop_e04959b5

rule Windows_Ransomware_Clop_e04959b5 : beta {
    meta:
        author = "Elastic Security"
        id = "e04959b5-f3da-428d-8b56-8a9817fdebe0"
        fingerprint = "7367b90772ce6db0d639835a0a54a994ef8ed351b6dadff42517ed5fbc3d0d1a"
        creation_date = "2020-05-03"
        last_modified = "2021-08-23"
        description = "Identifies CLOP ransomware in unpacked state"
        threat_name = "Windows.Ransomware.Clop"
        reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.clop"
        severity = 100
        arch_context = "x86, arm64"
        scan_context = "file, memory"
        license = "Elastic License v2"
        os = "windows"
    strings:
        $a1 = "-%s\\CIopReadMe.txt" wide fullword
        $a2 = "CIopReadMe.txt" wide fullword
        $a3 = "%s-CIop^_" wide fullword
        $a4 = "%s%s.CIop" wide fullword
        $a5 = "BestChangeT0p^_-666" ascii fullword
        $a6 = ".CIop" wide fullword
        $a7 = "A%s\\ClopReadMe.txt" wide fullword
        $a8 = "%s%s.Clop" wide fullword
        $a9 = "CLOP#666" wide fullword
        $a10 = "MoneyP#666" wide fullword
    condition:
        1 of ($a*)
}