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SEKOIA_Hacktool_Defendercontrol_Strings

Detects DefenderControl based on strings

Hack toolSEKOIA.IO CommunityDetection Rule License 1.1Compiles with YARA-X
Author
Sekoia.io
Date
2022-03-08
Modified
2024-12-19
Score / Quality
75 / 80

What this rule detects

Detects DefenderControl based on strings

Targets: Windows PE.

It defines 3 patterns (3 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

hacktool-defendercontrol-strings.yarDetection Rule License 1.1
rule SEKOIA_Hacktool_Defendercontrol_Strings : FILE
{
	meta:
		description = "Detects DefenderControl based on strings"
		author = "Sekoia.io"
		id = "c6587a46-5f9b-4bf0-9231-9d2505293557"
		date = "2022-03-08"
		modified = "2024-12-19"
		reference = "https://github.com/SEKOIA-IO/Community"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/hacktool_defendercontrol_strings.yar#L1-L19"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "8372ab6f922471c28b528d908527f52d393cf6e6308d6acad882d6d5862df43c"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$ = "www.sordum.org All Rights Reserved." wide
		$ = "dControl.exe" wide
		$ = "By BlueLife" wide

	condition:
		uint16be( 0 ) == 0x4d5a and filesize < 600KB and all of them
}

Strings (3 patterns)

IdentifierTypeValueModifiers
$text"www.sordum.org All Rights Reserved."wide
$text"dControl.exe"wide
$text"By BlueLife"wide

Condition

uint16be( 0 ) == 0x4d5a and filesize < 600KB and all of them

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • The file must be smaller than 600KB (a cheap guard that skips large files).
  • All 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: c6587a46-5f9b-4bf0-9231-9d2505293557

Metadata

version1.0
classificationTLP:CLEAR

Tags:FILE