YARA · Signature Base (Florian Roth / Nextron)
SIGNATURE_BASE_HKTL_NFS_Fuse_NFS
Detects the nfs-security-tooling fuse_nfs by HvS Consulting
- Author
- Moritz Oettle
- Date
- 2024-10-22
- Modified
- 2025-03-20
- Score / Quality
- 75 / 85
What this rule detects
Detects the nfs-security-tooling fuse_nfs by HvS Consulting
It defines 9 patterns (9 text, 0 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
hktl-nfs-fuse-nfs.yarDetection Rule License 1.1
rule SIGNATURE_BASE_HKTL_NFS_Fuse_NFS
{
meta:
= "Detects the nfs-security-tooling fuse_nfs by HvS Consulting"
= "Moritz Oettle"
= "287fbe7d-ee1c-58a4-aa2d-9d9bec8321b4"
= "2024-10-22"
= "2025-03-20"
= "https://github.com/hvs-consulting/nfs-security-tooling"
= "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/yara/hktl_HvS_nfs_security_tooling.yar#L1-L24"
= "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/LICENSE"
= "0bd3714b865d77660404e5f3ed1e9c7b55aadc6f58d16761111be57597784686"
= 75
= 85
= ""
strings:
$s1 = "NFS3ConnectionFactory" fullword ascii
$s2 = "fuse_to_nfs_timestamp" fullword ascii
$s3 = "--manual-fh" fullword ascii
$s4 = "--fake-uid-allow-root" fullword ascii
$s5 = "nfs.rpc.credential" fullword ascii
$s6 = "nfs.readlink" fullword ascii
$s7 = "pyfuse3.EntryAttributes" fullword ascii
$s8 = "Make nested exports on NetApp servers work" fullword ascii
$s9 = "add_mutually_exclusive_group" fullword ascii
condition:
4 of them
}
Strings (9 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $s1 | text | "NFS3ConnectionFactory" | fullword ascii |
| $s2 | text | "fuse_to_nfs_timestamp" | fullword ascii |
| $s3 | text | "--manual-fh" | fullword ascii |
| $s4 | text | "--fake-uid-allow-root" | fullword ascii |
| $s5 | text | "nfs.rpc.credential" | fullword ascii |
| $s6 | text | "nfs.readlink" | fullword ascii |
| $s7 | text | "pyfuse3.EntryAttributes" | fullword ascii |
| $s8 | text | "Make nested exports on NetApp servers work" | fullword ascii |
| $s9 | text | "add_mutually_exclusive_group" | fullword ascii |
Condition
4 of themIn plain words (Heuristic)
- At least 4 patterns in the rule must match.
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Licence & attribution
Author: Moritz Oettle
Source repository: Signature Base (Florian Roth / Nextron) @ 94a1c48d7a
Licence: Detection Rule License 1.1 (repository licence)
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: 287fbe7d-ee1c-58a4-aa2d-9d9bec8321b4
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