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SEKOIA_Tool_Sharphoundexecutable_Strings

Detects the SharpHound tool

Hack toolSEKOIA.IO CommunityDetection Rule License 1.1Compiles with YARA-X
Author
Sekoia.io
Date
2022-08-11
Modified
2024-12-19
Score / Quality
75 / 80

What this rule detects

Detects the SharpHound tool

Targets: Windows PE.

It defines 6 patterns (6 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

tool-sharphoundexecutable-strings.yarDetection Rule License 1.1
rule SEKOIA_Tool_Sharphoundexecutable_Strings : FILE
{
	meta:
		description = "Detects the SharpHound tool"
		author = "Sekoia.io"
		id = "2cf8046e-5b4d-4ff7-b4b2-7aaeaf58883b"
		date = "2022-08-11"
		modified = "2024-12-19"
		reference = "https://github.com/SEKOIA-IO/Community"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/tool_sharphoundexecutable_strings.yar#L1-L21"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "1b28a2b9dd594f344a1a2a74fd9b30527a66dabb451b21afca40a0e6ec8d3553"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$ = "BloodHoundLoopResults.zip" wide
		$ = "[-] Removed PSRemote Collection" wide
		$ = "Initializing SharpHound at {time} on {date}" wide
		$ = "[SearchForest] Cross-domain enumeration may result in reduced data quality" wide
		$ = "SharpHound Enumeration Completed at {Time} on {Date}! Happy Graphing!" wide
		$ = "Consumer task on thread {id} completed" wide

	condition:
		uint16be( 0 ) == 0x4d5a and 3 of them
}

Strings (6 patterns)

IdentifierTypeValueModifiers
$text"BloodHoundLoopResults.zip"wide
$text"[-] Removed PSRemote Collection"wide
$text"Initializing SharpHound at {time} on {date}"wide
$text"[SearchForest] Cross-domain enumeration may result in reduced data quality"wide
$text"SharpHound Enumeration Completed at {Time} on {Date}! Happy Graphing!"wide
$text"Consumer task on thread {id} completed"wide

Condition

uint16be( 0 ) == 0x4d5a and 3 of them

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • At least 3 patterns in the rule must match.

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References

Licence & attribution

Author: Sekoia.io

Source repository: SEKOIA.IO Community @ a438a5901a

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: 2cf8046e-5b4d-4ff7-b4b2-7aaeaf58883b

Metadata

version1.0
classificationTLP:CLEAR

Tags:FILE