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MALPEDIA_Win_Satan_Auto

autogenerated rule brought to you by yara-signator

MalwareSatanMalpedia 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: Satan.

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

Summary generated from the rule's metadata and condition.

Rule source

win-satan-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Satan_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "43903542-1ee0-51a5-99b2-d03e528c4cb4"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.satan"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.satan_auto.yar#L1-L129"
		license_url = "N/A"
		logic_hash = "858b41195101add30ed55c00458d00ec5c092216e35426a3c0b5b9b662c3ac4d"
		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 = { 8b45ec 6a2c 6a01 ff7004 e8???????? 83c40c 6a00 }
		$sequence_1 = { 890e 8b45f0 8b7004 395e08 }
		$sequence_2 = { 7417 85f6 7404 3bd6 750f c70000000000 8b01 }
		$sequence_3 = { 8d4dac c6470c01 e8???????? 8d4de0 e8???????? 8bc7 }
		$sequence_4 = { 8d4dd4 c745fc05000000 e8???????? 8d4dd4 e8???????? 8ac3 }
		$sequence_5 = { 48 894108 51 ff7514 8b4de0 e8???????? 8d4d0c }
		$sequence_6 = { c1fa06 8b45fc 8b08 8b01 83e03f 6bc830 8b149540e04700 }
		$sequence_7 = { c7432400000000 0f8238010000 8b4314 e9???????? 8b4104 3b4808 7505 }
		$sequence_8 = { 85f6 7456 83fe01 7251 837f1810 8d4704 894508 }
		$sequence_9 = { 837dfc00 7d04 33c0 eb69 8b4dfc 8b14cd24e44600 8955f8 }

	condition:
		7 of them and filesize < 1163264
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 8b45ec 6a2c 6a01 ff7004 e8???????? 83c40c 6a00 }
$sequence_1hex{ 890e 8b45f0 8b7004 395e08 }
$sequence_2hex{ 7417 85f6 7404 3bd6 750f c70000000000 8b01 }
$sequence_3hex{ 8d4dac c6470c01 e8???????? 8d4de0 e8???????? 8bc7 }
$sequence_4hex{ 8d4dd4 c745fc05000000 e8???????? 8d4dd4 e8???????? 8ac3 }
$sequence_5hex{ 48 894108 51 ff7514 8b4de0 e8???????? 8d4d0c }
$sequence_6hex{ c1fa06 8b45fc 8b08 8b01 83e03f 6bc830 8b149540e04700 }
$sequence_7hex{ c7432400000000 0f8238010000 8b4314 e9???????? 8b4104 3b4808 7505 }
$sequence_8hex{ 85f6 7456 83fe01 7251 837f1810 8d4704 894508 }
$sequence_9hex{ 837dfc00 7d04 33c0 eb69 8b4dfc 8b14cd24e44600 8955f8 }

Condition

7 of them and filesize < 1163264

In plain words (Heuristic)

  • The file must be smaller than 1163264 (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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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: 43903542-1ee0-51a5-99b2-d03e528c4cb4

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