Skip to content

YARA · Embee Research

EMBEERESEARCH_Win_Icedid_Encryption_Oct_2022

No description has been set in the source file - EmbeeResearch

MalwareIcedidEmbee ResearchDetection Rule License 1.1Compiles with YARA-X
Author
Embee_Research @ Huntress
Date
2022-10-14
Modified
2023-10-18
Score / Quality
75 / 75

What this rule detects

No description has been set in the source file - EmbeeResearch

Associated malware family: Icedid.

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

Summary generated from the rule's metadata and condition.

Rule source

win-icedid-encryption-oct-2022.yarDetection Rule License 1.1
rule EMBEERESEARCH_Win_Icedid_Encryption_Oct_2022 : FILE
{
	meta:
		description = "No description has been set in the source file - EmbeeResearch"
		author = "Embee_Research @ Huntress"
		id = "1ecbb3b3-dfc1-5d69-807d-3a44c39a3536"
		date = "2022-10-14"
		modified = "2023-10-18"
		reference = "https://github.com/embee-research/Yara-detection-rules/"
		source_url = "https://github.com/embee-research/Yara-detection-rules//blob/ac56d6f6fd2a30c8cb6e5c0455d6519210a8b0f4/Rules/2022/win_icedid_encryption_oct_2022.yar#L1-L18"
		license_url = "N/A"
		logic_hash = "da657cf87e043a1fdb2ec683de8a7a12acb8c8f1c24034bb376d525c0a1c5740"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$IcedID = {41 0f b6 d3 44 8d 42 01 83 e2 03 41 83 e0 03 42 8a 44 84 40 02 44 94 40 43 32 04 33 42 8b 4c 84 40 41 88 04 1b 83 e1 07 8b 44 94 40 49 ff c3 d3 c8 ff c0 89 44 94 40 83 e0 07}

	condition:
		$IcedID
}

Strings (1 patterns)

IdentifierTypeValueModifiers
$IcedIDhex{41 0f b6 d3 44 8d 42 01 83 e2 03 41 83 e0 03 42 8a 44 84 40 02 44 94 40 43 32 04 33 42 8b 4c 84 40 41 88 04 1b 83 e1 07 8b 44 94 40 49 ff c3 d3 c8 ff c0 89 44 …

Condition

$IcedID

In plain words (Heuristic)

  • Pattern $IcedID must be present.

Test this rule in your browser

Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.

Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.

Open in editor

References

Licence & attribution

Author: Embee_Research @ Huntress

Source repository: Embee Research @ ac56d6f6fd

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: 1ecbb3b3-dfc1-5d69-807d-3a44c39a3536

Tags:FILE

More Icedid rules