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MALPEDIA_Win_Scout_Auto

autogenerated rule brought to you by yara-signator

MalwareScoutMalpedia 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: Scout.

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

Summary generated from the rule's metadata and condition.

Rule source

win-scout-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Scout_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "e14921fe-74c7-5cda-92ba-67e7cc0f28ef"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.scout"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.scout_auto.yar#L1-L121"
		license_url = "N/A"
		logic_hash = "3e6544ff6fee99e30b42c384814b4a00494424215e1f894b7afbd76f2c9391e8"
		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 = { 817c243031313131 7445 690d????????60ea0000 ff15???????? 8b0d???????? b867666666 ffc1 }
		$sequence_1 = { 8d58b0 498bce 448bc3 488d154cac0000 e8???????? 85c0 }
		$sequence_2 = { 7706 ff15???????? 488364243000 488d0d849f0000 8364242800 41b803000000 4533c9 }
		$sequence_3 = { 83c8ff eb0b 4803f6 418b84f728950100 }
		$sequence_4 = { 0f84aa000000 83f81a 0f85eb020000 33ff 488d4c2430 48897c2430 }
		$sequence_5 = { 488b8d80140000 ff15???????? 488d537c 41b888140000 }
		$sequence_6 = { 4885c9 750b 488d0d29f10000 48894b48 4963d0 e8???????? }
		$sequence_7 = { 488d0d36fbfeff 83e03f 458be9 4d03e8 4c8945df 4c8be6 }
		$sequence_8 = { 488d0dd4f90000 4183e23f 4d03f0 4d8bf8 }
		$sequence_9 = { 0f84aa000000 83f81a 0f85eb020000 33ff 488d4c2430 48897c2430 e8???????? }

	condition:
		7 of them and filesize < 315392
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 817c243031313131 7445 690d????????60ea0000 ff15???????? 8b0d???????? b867666666 ffc1 }
$sequence_1hex{ 8d58b0 498bce 448bc3 488d154cac0000 e8???????? 85c0 }
$sequence_2hex{ 7706 ff15???????? 488364243000 488d0d849f0000 8364242800 41b803000000 4533c9 }
$sequence_3hex{ 83c8ff eb0b 4803f6 418b84f728950100 }
$sequence_4hex{ 0f84aa000000 83f81a 0f85eb020000 33ff 488d4c2430 48897c2430 }
$sequence_5hex{ 488b8d80140000 ff15???????? 488d537c 41b888140000 }
$sequence_6hex{ 4885c9 750b 488d0d29f10000 48894b48 4963d0 e8???????? }
$sequence_7hex{ 488d0d36fbfeff 83e03f 458be9 4d03e8 4c8945df 4c8be6 }
$sequence_8hex{ 488d0dd4f90000 4183e23f 4d03f0 4d8bf8 }
$sequence_9hex{ 0f84aa000000 83f81a 0f85eb020000 33ff 488d4c2430 48897c2430 e8???????? }

Condition

7 of them and filesize < 315392

In plain words (Heuristic)

  • The file must be smaller than 315392 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

Test this rule in your browser

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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: e14921fe-74c7-5cda-92ba-67e7cc0f28ef

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

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