Seafko yara

rule Seagko_bin
{
    meta:
        description = "Seafko botnet"
        author = "James_inthe_box"
        reference = "https://app.any.run/tasks/54fe7d78-91d9-4d45-8b65-7333c2c7d480"
        date = "2019/02"
        maltype = "Bot"

    strings:
        $string1 = "HTTPPayloads"
        $string2 = "DesktopScreenshot"
        $string3 = "DownloadExcute"
        $string4 = "Jan1St1970"
        $string5 = "SERVER_URL"
        $string6 = "STARTUP_INSTALL"
        $string7 = "IRCAgent"
        $string8 = "GetNickname"
        $string9 = "&command=RegisterNewMachine" wide

    condition:
        uint16(0) == 0x5A4D and all of ($string*) and filesize < 800KB
}

rule Seagko_mem
{
    meta:
        description = "Seafko botnet"
        author = "James_inthe_box"
        reference = "https://app.any.run/tasks/54fe7d78-91d9-4d45-8b65-7333c2c7d480"
        date = "2019/02"
        maltype = "Bot"

    strings:
        $string1 = "HTTPPayloads"
        $string2 = "DesktopScreenshot"
        $string3 = "DownloadExcute"
        $string4 = "Jan1St1970"
        $string5 = "SERVER_URL"
        $string6 = "STARTUP_INSTALL"
        $string7 = "IRCAgent"
        $string8 = "GetNickname"
        $string9 = "&command=RegisterNewMachine" wide

    condition:
        all of ($string*) and filesize > 800KB
}