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MALPEDIA_Win_Prestige_Auto

autogenerated rule brought to you by yara-signator

MalwarePrestigeMalpedia 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: Prestige.

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

Summary generated from the rule's metadata and condition.

Rule source

win-prestige-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Prestige_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "39e449fb-673a-581d-9626-8ac131df44ba"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.prestige"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.prestige_auto.yar#L1-L133"
		license_url = "N/A"
		logic_hash = "e468a3829aeaadb3164cbdca003f7a21f463ebcadbd2a3eae9210117d0ee894f"
		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 = { eb6e 8b4508 c60004 ebe9 8b4508 8a0cb2 c60005 }
		$sequence_1 = { 6a06 5e eb14 7504 8bf0 eb0e ba40420f00 }
		$sequence_2 = { 90 6a08 c745d804ce4600 c745e0ffffff3f c745e402000000 e8???????? 83c404 }
		$sequence_3 = { e8???????? c3 53 8bdc 51 51 83e4f8 }
		$sequence_4 = { 743d ff75dc 8b75d8 56 e8???????? 59 59 }
		$sequence_5 = { c745dc01000000 8b0485480a4b00 8945d4 0f8533010000 8b55d4 8bc3 }
		$sequence_6 = { 8975fc f7430400080000 741c 8d45f0 c745f0982b4700 50 8d4df8 }
		$sequence_7 = { 8bce c645fc01 03cf 897d0c 8b12 68???????? 13c0 }
		$sequence_8 = { 55 8bec 83ec44 53 56 8bf1 8955f4 }
		$sequence_9 = { 8b8590feffff 6a03 51 51 51 8d4da0 51 }

	condition:
		7 of them and filesize < 1518592
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ eb6e 8b4508 c60004 ebe9 8b4508 8a0cb2 c60005 }
$sequence_1hex{ 6a06 5e eb14 7504 8bf0 eb0e ba40420f00 }
$sequence_2hex{ 90 6a08 c745d804ce4600 c745e0ffffff3f c745e402000000 e8???????? 83c404 }
$sequence_3hex{ e8???????? c3 53 8bdc 51 51 83e4f8 }
$sequence_4hex{ 743d ff75dc 8b75d8 56 e8???????? 59 59 }
$sequence_5hex{ c745dc01000000 8b0485480a4b00 8945d4 0f8533010000 8b55d4 8bc3 }
$sequence_6hex{ 8975fc f7430400080000 741c 8d45f0 c745f0982b4700 50 8d4df8 }
$sequence_7hex{ 8bce c645fc01 03cf 897d0c 8b12 68???????? 13c0 }
$sequence_8hex{ 55 8bec 83ec44 53 56 8bf1 8955f4 }
$sequence_9hex{ 8b8590feffff 6a03 51 51 51 8d4da0 51 }

Condition

7 of them and filesize < 1518592

In plain words (Heuristic)

  • The file must be smaller than 1518592 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

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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: 39e449fb-673a-581d-9626-8ac131df44ba

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