Skip to content

YARA · Malpedia signator rules

MALPEDIA_Win_Saint_Bot_Auto

autogenerated rule brought to you by yara-signator

MalwareSaint BotMalpedia 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: Saint Bot.

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

Summary generated from the rule's metadata and condition.

Rule source

win-saint-bot-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Saint_Bot_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "75ddcf26-38c5-549f-a6a3-862fb78c8c35"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.saint_bot"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.saint_bot_auto.yar#L1-L127"
		license_url = "N/A"
		logic_hash = "ad4e5ffd766762a1d069e699fd31508d93ad9d74c556f3936a7fa77c515610c4"
		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 = { 7406 2bd0 8911 eb03 }
		$sequence_1 = { 50 e8???????? 56 8d8574e0ffff 6a00 50 e8???????? }
		$sequence_2 = { 7429 8bc2 0fb7547108 6685d2 7415 81e2ff0f0000 8bc3 }
		$sequence_3 = { 56 8d0447 50 e8???????? eb05 b857000780 5f }
		$sequence_4 = { ff75f8 ffd6 ff75fc ffd6 ff75ec ffd6 }
		$sequence_5 = { 0f42c1 50 ff75e8 56 ff15???????? }
		$sequence_6 = { ff15???????? ebbb 55 8bec 53 56 57 }
		$sequence_7 = { 59 8d4f01 51 6a00 ff15???????? 8945f4 85c0 }
		$sequence_8 = { 741a 837dfc00 7414 53 56 ffd7 }
		$sequence_9 = { 33c0 eb1d 56 e8???????? 59 8bc8 c1e802 }

	condition:
		7 of them and filesize < 93184
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 7406 2bd0 8911 eb03 }
$sequence_1hex{ 50 e8???????? 56 8d8574e0ffff 6a00 50 e8???????? }
$sequence_2hex{ 7429 8bc2 0fb7547108 6685d2 7415 81e2ff0f0000 8bc3 }
$sequence_3hex{ 56 8d0447 50 e8???????? eb05 b857000780 5f }
$sequence_4hex{ ff75f8 ffd6 ff75fc ffd6 ff75ec ffd6 }
$sequence_5hex{ 0f42c1 50 ff75e8 56 ff15???????? }
$sequence_6hex{ ff15???????? ebbb 55 8bec 53 56 57 }
$sequence_7hex{ 59 8d4f01 51 6a00 ff15???????? 8945f4 85c0 }
$sequence_8hex{ 741a 837dfc00 7414 53 56 ffd7 }
$sequence_9hex{ 33c0 eb1d 56 e8???????? 59 8bc8 c1e802 }

Condition

7 of them and filesize < 93184

In plain words (Heuristic)

  • The file must be smaller than 93184 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

Test this rule in your browser

Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.

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: 75ddcf26-38c5-549f-a6a3-862fb78c8c35

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