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MALPEDIA_Win_Newsreels_Auto

autogenerated rule brought to you by yara-signator

MalwareNewsreelsMalpedia 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: Newsreels.

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

Summary generated from the rule's metadata and condition.

Rule source

win-newsreels-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Newsreels_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "9e8f99f3-3aeb-54a5-98cc-f8ad1508809d"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.newsreels"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.newsreels_auto.yar#L1-L124"
		license_url = "N/A"
		logic_hash = "427aa4c7d5e6a45f70adf11d4a89639f40d41588efa677409cd8b8bb2eaf8cc9"
		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 = { 0fbe543702 52 68???????? e8???????? 8a4c2b01 2d???????? c1f802 }
		$sequence_1 = { 8b1d???????? 6884030000 68c2010000 e8???????? 8bf0 83c408 33c0 }
		$sequence_2 = { 5b 81c40c040000 c3 8bc5 57 }
		$sequence_3 = { e8???????? 6a01 6804010000 68???????? e8???????? 68???????? 68???????? }
		$sequence_4 = { 8dbc2488000000 83c9ff 33c0 6a4d f2ae f7d1 }
		$sequence_5 = { 83c408 85db 750a 5e 5d }
		$sequence_6 = { 8808 8b15???????? 8bcb 8bc1 8d7a01 c1e902 }
		$sequence_7 = { 8d442424 53 50 68???????? 53 }
		$sequence_8 = { 80e301 881c86 8bda c1fb02 80e301 }
		$sequence_9 = { 6a00 68???????? 68???????? 56 ff15???????? 8be8 85ed }

	condition:
		7 of them and filesize < 65536
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 0fbe543702 52 68???????? e8???????? 8a4c2b01 2d???????? c1f802 }
$sequence_1hex{ 8b1d???????? 6884030000 68c2010000 e8???????? 8bf0 83c408 33c0 }
$sequence_2hex{ 5b 81c40c040000 c3 8bc5 57 }
$sequence_3hex{ e8???????? 6a01 6804010000 68???????? e8???????? 68???????? 68???????? }
$sequence_4hex{ 8dbc2488000000 83c9ff 33c0 6a4d f2ae f7d1 }
$sequence_5hex{ 83c408 85db 750a 5e 5d }
$sequence_6hex{ 8808 8b15???????? 8bcb 8bc1 8d7a01 c1e902 }
$sequence_7hex{ 8d442424 53 50 68???????? 53 }
$sequence_8hex{ 80e301 881c86 8bda c1fb02 80e301 }
$sequence_9hex{ 6a00 68???????? 68???????? 56 ff15???????? 8be8 85ed }

Condition

7 of them and filesize < 65536

In plain words (Heuristic)

  • The file must be smaller than 65536 (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: 9e8f99f3-3aeb-54a5-98cc-f8ad1508809d

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