APT_Trojan_Win_REDFLARE_4

rule APT_Trojan_Win_REDFLARE_4
{
    meta:
        date = "2020-12-01"
        modified = "2020-12-01"
        md5 = "a8b5dcfea5e87bf0e95176daa243943d, 9dcb6424662941d746576e62712220aa"
        reference = "https://www.fireeye.com/blog/products-and-services/2020/12/fireeye-shares-details-of-recent-cyber-attack-actions-to-protect-community.html"
        author = "FireEye"
        id = "6e8621b0-a0ee-5fc7-a2b8-1973a42d6e37"
    strings:
        $s1 = "LogonUserW" fullword
        $s2 = "ImpersonateLoggedOnUser" fullword
        $s3 = "runCommand" fullword
        $user_logon = { 22 02 00 00 [1-10] 02 02 00 00 [0-4] E8 [4-40] ( 09 00 00 00 [1-10] 03 00 00 00 | 6A 03 6A 09 ) [4-30] FF 15 [4] 85 C0 7? }
    condition:
        (uint16(0) == 0x5A4D) and (uint32(uint32(0x3C)) == 0x00004550) and all of them
}