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YARA · Signature Base (Florian Roth / Nextron)

SIGNATURE_BASE_SUSP_Reversed_Hacktool_Author

Detects a suspicious path traversal into a Windows folder

Suspicious / huntingSignature Base (Florian Roth / Nextron)Detection Rule License 1.1Compiles with YARA-X
Author
Florian Roth (Nextron Systems)
Date
2020-06-10
Modified
2026-05-15
Score / Quality
65 / 85

What this rule detects

Detects a suspicious path traversal into a Windows folder

It defines 2 patterns (2 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

Download .yar
susp-reversed-hacktool-author.yarDetection Rule License 1.1
rule SIGNATURE_BASE_SUSP_Reversed_Hacktool_Author : FILE
{
	meta:
		description = "Detects a suspicious path traversal into a Windows folder"
		author = "Florian Roth (Nextron Systems)"
		id = "33e20d75-af07-5df2-82c3-c48aec37a947"
		date = "2020-06-10"
		modified = "2026-05-15"
		reference = "https://hackingiscool.pl/cmdhijack-command-argument-confusion-with-path-traversal-in-cmd-exe/"
		source_url = "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/yara/gen_susp_obfuscation.yar#L101-L115"
		license_url = "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/LICENSE"
		logic_hash = "3681fb11dabf9905915d23f4198145b503a260d628415fd79ad71d7703ba9f6f"
		score = 65
		quality = 85
		tags = "FILE"

	strings:
		$x1 = "iwiklitneg" fullword ascii wide
		$x2 = " eetbus@ " ascii wide

	condition:
		filesize < 4000KB and 1 of them
}

Strings (2 patterns)

IdentifierTypeValueModifiers
$x1text"iwiklitneg"fullword ascii wide
$x2text" eetbus@ "ascii wide

Condition

filesize < 4000KB and 1 of them

In plain words (Heuristic)

  • The file must be smaller than 4000KB (a cheap guard that skips large files).
  • At least 1 patterns in the rule must match.

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References

Licence & attribution

Author: Florian Roth (Nextron Systems)

Source repository: Signature Base (Florian Roth / Nextron) @ 94a1c48d7a

Licence: Detection Rule License 1.1 (repository licence)

Original rule

Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.

Rule id: 33e20d75-af07-5df2-82c3-c48aec37a947

Tags:FILE

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