Skip to content

YARA · Malpedia signator rules

MALPEDIA_Win_Lodeinfo_Auto

autogenerated rule brought to you by yara-signator

MalwareLodeinfoMalpedia signator rulesCreative Commons Attribution-ShareAlike 4.0Compiles with YARA-X
Author
Felix Bilstein - yara-signator at cocacoding dot com
Date
2026-05-04
Modified
2026-05-18
Score / Quality
75 / 75

What this rule detects

autogenerated rule brought to you by yara-signator

Associated malware family: Lodeinfo.

It defines 10 patterns (0 text, 10 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-lodeinfo-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Lodeinfo_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "9dc8c5f8-2431-5a73-8213-ffa62a6f25f5"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.lodeinfo"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.lodeinfo_auto.yar#L1-L131"
		license_url = "N/A"
		logic_hash = "0d305ac28dbc9fd30d066952fa9245fc5cd5e5e1a5af4ff59dea17230301835b"
		score = 75
		quality = 75
		tags = "FILE"
		version = "1"
		tool = "yara-signator v0.6.0"
		signator_config = "callsandjumps;datarefs;binvalue"
		malpedia_rule_date = "20260422"
		malpedia_hash = "a182e35da64e6d71cb55f125c4d4225196523f14"
		malpedia_version = "20260504"
		malpedia_license = "CC BY-SA 4.0"
		malpedia_sharing = "TLP:WHITE"

	strings:
		$sequence_0 = { 23c7 03d8 895de4 8b7d0c 8bcf 8b5604 }
		$sequence_1 = { 2bc2 8945bc b801000000 2bc2 894dc0 }
		$sequence_2 = { 56 e8???????? 5e 5f 5b 8be5 5d }
		$sequence_3 = { eb43 bf34000000 eb3c b91f000000 3bc8 1bff 83e7fe }
		$sequence_4 = { 7533 837d0802 740a 5f 5e b81e000000 5b }
		$sequence_5 = { 8955e4 81faff000000 7756 8b55f8 8b4308 8b3a 47 }
		$sequence_6 = { 897dec eb08 8d047f d1e8 8945ec 50 ff75f0 }
		$sequence_7 = { 7509 8b55a0 47 3b7d94 75bb 8b45a4 833803 }
		$sequence_8 = { 7528 0fb64d0f 0fb642ff c1e108 03c8 3b4b18 7516 }
		$sequence_9 = { 8d5dbc 837dd010 0f435dbc 8a03 3c7f 0f8495000000 0f1f4000 }

	condition:
		7 of them and filesize < 712704
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 23c7 03d8 895de4 8b7d0c 8bcf 8b5604 }
$sequence_1hex{ 2bc2 8945bc b801000000 2bc2 894dc0 }
$sequence_2hex{ 56 e8???????? 5e 5f 5b 8be5 5d }
$sequence_3hex{ eb43 bf34000000 eb3c b91f000000 3bc8 1bff 83e7fe }
$sequence_4hex{ 7533 837d0802 740a 5f 5e b81e000000 5b }
$sequence_5hex{ 8955e4 81faff000000 7756 8b55f8 8b4308 8b3a 47 }
$sequence_6hex{ 897dec eb08 8d047f d1e8 8945ec 50 ff75f0 }
$sequence_7hex{ 7509 8b55a0 47 3b7d94 75bb 8b45a4 833803 }
$sequence_8hex{ 7528 0fb64d0f 0fb642ff c1e108 03c8 3b4b18 7516 }
$sequence_9hex{ 8d5dbc 837dd010 0f435dbc 8a03 3c7f 0f8495000000 0f1f4000 }

Condition

7 of them and filesize < 712704

In plain words (Heuristic)

  • The file must be smaller than 712704 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

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: Felix Bilstein - yara-signator at cocacoding dot com

Source repository: Malpedia signator rules @ c901f97b7d

Licence: Creative Commons Attribution-ShareAlike 4.0 (repository licence)

Original rule

Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.

Rule id: 9dc8c5f8-2431-5a73-8213-ffa62a6f25f5

Metadata

version1
toolyara-signator v0.6.0
signator_configcallsandjumps;datarefs;binvalue
malpedia_rule_date20260422
malpedia_hasha182e35da64e6d71cb55f125c4d4225196523f14
malpedia_version20260504
malpedia_licenseCC BY-SA 4.0
malpedia_sharingTLP:WHITE

Tags:FILE