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YARA · Signature Base (Florian Roth / Nextron)

SIGNATURE_BASE_EXPL_Manageengine_CVE_2022_47966_Jan23_1

Detects indicators of exploitation of ManageEngine vulnerability as described by Horizon3

ExploitSignature Base (Florian Roth / Nextron)Detection Rule License 1.1Compiles with YARA-X
Author
Florian Roth (Nextron Systems)
Date
2023-01-13
Modified
2023-12-05
Score / Quality
75 / 85

What this rule detects

Detects indicators of exploitation of ManageEngine vulnerability as described by Horizon3

It defines 1 patterns (1 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

Download .yar
expl-manageengine-cve-2022-47966-jan23-1.yarDetection Rule License 1.1
rule SIGNATURE_BASE_EXPL_Manageengine_CVE_2022_47966_Jan23_1
{
	meta:
		description = "Detects indicators of exploitation of ManageEngine vulnerability as described by Horizon3"
		author = "Florian Roth (Nextron Systems)"
		id = "07535b9c-8611-5a46-bcd7-f94070de2aea"
		date = "2023-01-13"
		modified = "2023-12-05"
		reference = "https://www.horizon3.ai/manageengine-cve-2022-47966-iocs/"
		source_url = "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/yara/expl_manageengine_jan23.yar#L2-L14"
		license_url = "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/LICENSE"
		logic_hash = "a62064e4f12632ba6c14cbbd9369ee919536334f19021a177c126b5dff7e568c"
		score = 75
		quality = 85
		tags = ""

	strings:
		$ = "]: com.adventnet.authentication.saml.SamlException: Signature validation failed. SAML Response rejected|"

	condition:
		1 of them
}

Strings (1 patterns)

IdentifierTypeValueModifiers
$text"]: com.adventnet.authentication.saml.SamlException: Signature validation failed. SAML Response rejected|"

Condition

1 of them

In plain words (Heuristic)

  • 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: 07535b9c-8611-5a46-bcd7-f94070de2aea

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