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SEKOIA_Apt_Evasive_Panda_Downloader_Certificate_Exe

Detects downloader used by Evasive Panda (certificate.exe)

APT / threat actorSEKOIA.IO CommunityDetection Rule License 1.1Compiles with YARA-X
Author
Sekoia.io
Date
2024-03-15
Modified
2024-12-19
Score / Quality
75 / 80

What this rule detects

Detects downloader used by Evasive Panda (certificate.exe)

Targets: Windows PE.

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

Summary generated from the rule's metadata and condition.

Rule source

apt-evasive-panda-downloader-certificate-exe.yarDetection Rule License 1.1
rule SEKOIA_Apt_Evasive_Panda_Downloader_Certificate_Exe : FILE
{
	meta:
		description = "Detects downloader used by Evasive Panda (certificate.exe)"
		author = "Sekoia.io"
		id = "1b40fca9-04b1-46b3-b48c-5a148a1b36b9"
		date = "2024-03-15"
		modified = "2024-12-19"
		reference = "https://github.com/SEKOIA-IO/Community"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/apt_evasive_panda_downloader_certificate_exe.yar#L1-L15"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "38115b463378f58035a0ef0536a6af4adbec7c275164758d312e95300670b695"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$s1 = {C6 45 D4 44 C6 45 D5 74 C6 45 D6 7C C6 45 D7 74 C6 45 D8 79}

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

Strings (1 patterns)

IdentifierTypeValueModifiers
$s1hex{C6 45 D4 44 C6 45 D5 74 C6 45 D6 7C C6 45 D7 74 C6 45 D8 79}

Condition

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

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • 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: 1b40fca9-04b1-46b3-b48c-5a148a1b36b9

Metadata

version1.0
classificationTLP:CLEAR

Tags:FILE