APT_HackTool_MSIL_NOAMCI_1


Description

The TypeLibGUID present in a .NET binary maps directly to the ProjectGuid found in the '.csproj' file of a .NET project. This rule looks for .NET PE files that contain the ProjectGuid found in the 'noamci' project.

Query · yara

strings:
        $typelibguid0 = "7bcccf21-7ecd-4fd4-8f77-06d461fd4d51" ascii nocase wide
        $typelibguid1 = "ef86214e-54de-41c3-b27f-efc61d0accc3" ascii nocase wide
    condition:
        (uint16(0) == 0x5A4D and uint32(uint32(0x3C)) == 0x00004550) and any of them
Raw source APT_HackTool_MSIL_NOAMCI_1 · YARA
Esc
Published by Neo23x0/signature-base ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified.
rule APT_HackTool_MSIL_NOAMCI_1
{
    meta:
        description = "The TypeLibGUID present in a .NET binary maps directly to the ProjectGuid found in the '.csproj' file of a .NET project. This rule looks for .NET PE files that contain the ProjectGuid found in the 'noamci' project."
        md5 = "dd8805d0e470e59b829d98397507d8c2"
        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 = "48066258-528f-5a70-81e1-15d6dfd9ff4f"
    strings:
        $typelibguid0 = "7bcccf21-7ecd-4fd4-8f77-06d461fd4d51" ascii nocase wide
        $typelibguid1 = "ef86214e-54de-41c3-b27f-efc61d0accc3" ascii nocase wide
    condition:
        (uint16(0) == 0x5A4D and uint32(uint32(0x3C)) == 0x00004550) and any of them
}

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