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MALPEDIA_Win_Glupteba_Auto

autogenerated rule brought to you by yara-signator

MalwareGluptebaMalpedia 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: Glupteba.

It defines 16 patterns (0 text, 16 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-glupteba-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Glupteba_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "c1764f6c-0ab7-55fd-8726-9fa2d5fc7276"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.glupteba"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.glupteba_auto.yar#L1-L151"
		license_url = "N/A"
		logic_hash = "2ca789e079688597b37b728f87ec7f3e38f359b4649c39c4231635daf63ef356"
		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 = { a3???????? 74bd 68???????? ff35???????? ffd6 3bc7 a3???????? }
		$sequence_1 = { 746c 80a5dcefffff00 33c0 66837dfb04 }
		$sequence_2 = { ebd9 a1???????? 68???????? ff35???????? }
		$sequence_3 = { 51 ff742408 8364240400 e8???????? 85c0 }
		$sequence_4 = { 0bca 8b55fc c1ea07 c1e109 }
		$sequence_5 = { f3a5 66a5 ff35???????? ff15???????? }
		$sequence_6 = { 6bf61b 8b5df8 c1e708 0b7dfc }
		$sequence_7 = { 884f0b 8a4b0c 88430b 8a460c 32c8 }
		$sequence_8 = { 0101 03d3 8b4620 8bcb }
		$sequence_9 = { 00cd 3e46 005e3e 46 }
		$sequence_10 = { 0107 eb4d 8b02 89442418 }
		$sequence_11 = { 0012 3f 46 008bff558bec }
		$sequence_12 = { 0106 830702 392e 75a0 }
		$sequence_13 = { 005e3e 46 00ff 3e46 }
		$sequence_14 = { 00ff 3e46 0012 3f }
		$sequence_15 = { 00f1 3d46005e3e 46 00cd }

	condition:
		7 of them and filesize < 1417216
}

Strings (16 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ a3???????? 74bd 68???????? ff35???????? ffd6 3bc7 a3???????? }
$sequence_1hex{ 746c 80a5dcefffff00 33c0 66837dfb04 }
$sequence_2hex{ ebd9 a1???????? 68???????? ff35???????? }
$sequence_3hex{ 51 ff742408 8364240400 e8???????? 85c0 }
$sequence_4hex{ 0bca 8b55fc c1ea07 c1e109 }
$sequence_5hex{ f3a5 66a5 ff35???????? ff15???????? }
$sequence_6hex{ 6bf61b 8b5df8 c1e708 0b7dfc }
$sequence_7hex{ 884f0b 8a4b0c 88430b 8a460c 32c8 }
$sequence_8hex{ 0101 03d3 8b4620 8bcb }
$sequence_9hex{ 00cd 3e46 005e3e 46 }
$sequence_10hex{ 0107 eb4d 8b02 89442418 }
$sequence_11hex{ 0012 3f 46 008bff558bec }
$sequence_12hex{ 0106 830702 392e 75a0 }
$sequence_13hex{ 005e3e 46 00ff 3e46 }
$sequence_14hex{ 00ff 3e46 0012 3f }
$sequence_15hex{ 00f1 3d46005e3e 46 00cd }

Condition

7 of them and filesize < 1417216

In plain words (Heuristic)

  • The file must be smaller than 1417216 (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: c1764f6c-0ab7-55fd-8726-9fa2d5fc7276

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