Skip to content

YARA · Malpedia signator rules

MALPEDIA_Win_Common_Magic_Auto

autogenerated rule brought to you by yara-signator

MalwareCommon MagicMalpedia 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: Common Magic.

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

Summary generated from the rule's metadata and condition.

Rule source

win-common-magic-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Common_Magic_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "0b8ec34f-64ef-5d8b-a9f9-cff72a12d1a9"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.common_magic"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.common_magic_auto.yar#L1-L125"
		license_url = "N/A"
		logic_hash = "57cdd1e579da97572bf4d420f494a264192cff56dd86f56812a8f1acb0926b5e"
		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 = { 0f438d14ffffff 837f1408 7202 8b37 8b5710 }
		$sequence_1 = { 8b8d54ffffff 2bc1 c745dc43006c00 c745e065006100 c745e46e002e00 c745e865007800 c745ec65000000 }
		$sequence_2 = { 6bc938 8b048570804100 0fb6440828 83e040 5d c3 e8???????? }
		$sequence_3 = { 8a8750754100 08441619 42 0fb64101 }
		$sequence_4 = { 8d45c8 897dac b941000000 c745cc4f004700 }
		$sequence_5 = { c78598feffff07000000 66898584feffff 83f908 7235 8b95fcfeffff 8d0c4d02000000 }
		$sequence_6 = { 746e 8b4dfc 8d7823 8b55f8 83e7e0 8947fc eb19 }
		$sequence_7 = { 51 ffb580feffff 8d8d5cffffff e8???????? 838d78feffff06 8d8de4feffff 83bdf8feffff08 }
		$sequence_8 = { 668b040e 663b01 7517 83c102 83ea01 75ef 8b45e8 }
		$sequence_9 = { 8d8068754100 8945e4 803800 8bc8 7435 8a4101 84c0 }

	condition:
		7 of them and filesize < 212992
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 0f438d14ffffff 837f1408 7202 8b37 8b5710 }
$sequence_1hex{ 8b8d54ffffff 2bc1 c745dc43006c00 c745e065006100 c745e46e002e00 c745e865007800 c745ec65000000 }
$sequence_2hex{ 6bc938 8b048570804100 0fb6440828 83e040 5d c3 e8???????? }
$sequence_3hex{ 8a8750754100 08441619 42 0fb64101 }
$sequence_4hex{ 8d45c8 897dac b941000000 c745cc4f004700 }
$sequence_5hex{ c78598feffff07000000 66898584feffff 83f908 7235 8b95fcfeffff 8d0c4d02000000 }
$sequence_6hex{ 746e 8b4dfc 8d7823 8b55f8 83e7e0 8947fc eb19 }
$sequence_7hex{ 51 ffb580feffff 8d8d5cffffff e8???????? 838d78feffff06 8d8de4feffff 83bdf8feffff08 }
$sequence_8hex{ 668b040e 663b01 7517 83c102 83ea01 75ef 8b45e8 }
$sequence_9hex{ 8d8068754100 8945e4 803800 8bc8 7435 8a4101 84c0 }

Condition

7 of them and filesize < 212992

In plain words (Heuristic)

  • The file must be smaller than 212992 (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: 0b8ec34f-64ef-5d8b-a9f9-cff72a12d1a9

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

More Common Magic rules