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MALPEDIA_Win_Mapiget_Auto

autogenerated rule brought to you by yara-signator

MalwareMapigetMalpedia 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: Mapiget.

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

Summary generated from the rule's metadata and condition.

Rule source

win-mapiget-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Mapiget_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "90931f84-8d97-5d03-9fd8-5157c4363161"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.mapiget"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.mapiget_auto.yar#L1-L119"
		license_url = "N/A"
		logic_hash = "db2ad0ac6ed98d9fe4028516eb88a6adb15c290b65682d6ffe66f99e185c09f3"
		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 = { 59 7433 8305????????20 8d0cbd20174100 8d9000010000 }
		$sequence_1 = { 50 51 52 c744244044000000 c744244808e24000 c744246c01000000 ff15???????? }
		$sequence_2 = { b97f000000 33c0 8d7c242a 66895c2428 66899c2428020000 }
		$sequence_3 = { 8d7c2418 8b542468 f3ab 6689442444 8d442404 8d4c2414 50 }
		$sequence_4 = { 8b4c2468 6a00 6a00 6a00 52 }
		$sequence_5 = { 8d85f0feffff 52 8d8d70ffffff 50 8d95f0fdffff 51 }
		$sequence_6 = { 6683bc45eefeffff0a 7517 8d95f0feffff 52 }
		$sequence_7 = { c1e603 8d1c8520174100 8b048520174100 03c6 }
		$sequence_8 = { 8b5c2408 55 83cdff 56 83fb02 57 be01000000 }
		$sequence_9 = { 50 e8???????? 83c404 6689bc456effffff 8d8df0feffff }

	condition:
		7 of them and filesize < 163840
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 59 7433 8305????????20 8d0cbd20174100 8d9000010000 }
$sequence_1hex{ 50 51 52 c744244044000000 c744244808e24000 c744246c01000000 ff15???????? }
$sequence_2hex{ b97f000000 33c0 8d7c242a 66895c2428 66899c2428020000 }
$sequence_3hex{ 8d7c2418 8b542468 f3ab 6689442444 8d442404 8d4c2414 50 }
$sequence_4hex{ 8b4c2468 6a00 6a00 6a00 52 }
$sequence_5hex{ 8d85f0feffff 52 8d8d70ffffff 50 8d95f0fdffff 51 }
$sequence_6hex{ 6683bc45eefeffff0a 7517 8d95f0feffff 52 }
$sequence_7hex{ c1e603 8d1c8520174100 8b048520174100 03c6 }
$sequence_8hex{ 8b5c2408 55 83cdff 56 83fb02 57 be01000000 }
$sequence_9hex{ 50 e8???????? 83c404 6689bc456effffff 8d8df0feffff }

Condition

7 of them and filesize < 163840

In plain words (Heuristic)

  • The file must be smaller than 163840 (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: 90931f84-8d97-5d03-9fd8-5157c4363161

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