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MALPEDIA_Win_Tidepool_Auto

autogenerated rule brought to you by yara-signator

MalwareTidepoolMalpedia 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 / 73

What this rule detects

autogenerated rule brought to you by yara-signator

Associated malware family: Tidepool.

It defines 29 patterns (0 text, 29 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-tidepool-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Tidepool_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "dd2e5f28-abfd-58a8-a2a8-ea28faa244be"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.tidepool"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.tidepool_auto.yar#L1-L262"
		license_url = "N/A"
		logic_hash = "aa178d415beb9c4997246c9f1636848425691dbac0fb28e937331daca515c23b"
		score = 75
		quality = 73
		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 = { 6a00 50 8b08 ff91a4000000 }
		$sequence_1 = { 5b 8b8d00030000 33cd e8???????? 81c504030000 }
		$sequence_2 = { 5e c20400 80790800 c701???????? 740e 8b4904 85c9 }
		$sequence_3 = { e8???????? 83c404 8bc6 5e c20400 80790800 }
		$sequence_4 = { 64890d00000000 59 5f 5e 5b 8b8d00030000 }
		$sequence_5 = { 33db 53 6a02 8bf1 e8???????? }
		$sequence_6 = { 51 83c006 50 6a02 }
		$sequence_7 = { 2bc8 83e906 51 83c006 }
		$sequence_8 = { e8???????? 83c40c 803d????????37 7518 68???????? }
		$sequence_9 = { 6800000040 8d4500 50 ff15???????? }
		$sequence_10 = { 8b08 ff91a4000000 8b4654 6a01 50 }
		$sequence_11 = { 6810270000 ff15???????? 8b45ec 8b08 }
		$sequence_12 = { 52 50 8b08 ff91f8000000 }
		$sequence_13 = { 83ff14 7509 8b4654 50 }
		$sequence_14 = { 740c 8b470c 83c604 833c0600 }
		$sequence_15 = { 741d 6a00 68b80b0000 ffd3 }
		$sequence_16 = { 8bf1 e8???????? 8b4654 6a00 50 }
		$sequence_17 = { e8???????? 68???????? 68???????? 68???????? 8d4500 }
		$sequence_18 = { 49 75f9 b8???????? b900000400 }
		$sequence_19 = { 681f000200 56 68???????? 6801000080 }
		$sequence_20 = { eb06 8b3d???????? 8d45fc 50 }
		$sequence_21 = { 8d0c40 8d148500000000 89442414 894c2410 89542418 8b5500 }
		$sequence_22 = { ff75ec ff15???????? 8b35???????? 6a04 }
		$sequence_23 = { 8d85b8fcffff 89bdb8fcffff 50 ffd6 8d45e8 }
		$sequence_24 = { ff15???????? 8d45a4 50 ffd6 8d55b4 }
		$sequence_25 = { e8???????? 83c414 a3???????? ff35???????? 56 8b35???????? }
		$sequence_26 = { 0f85d1000000 807c19ff20 8d4419ff 7504 802000 4b 57 }
		$sequence_27 = { 741b ff75f8 e8???????? 84c0 59 }
		$sequence_28 = { d1e1 51 50 ff75fc e8???????? 83c414 }

	condition:
		7 of them and filesize < 1998848
}

Strings (29 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 6a00 50 8b08 ff91a4000000 }
$sequence_1hex{ 5b 8b8d00030000 33cd e8???????? 81c504030000 }
$sequence_2hex{ 5e c20400 80790800 c701???????? 740e 8b4904 85c9 }
$sequence_3hex{ e8???????? 83c404 8bc6 5e c20400 80790800 }
$sequence_4hex{ 64890d00000000 59 5f 5e 5b 8b8d00030000 }
$sequence_5hex{ 33db 53 6a02 8bf1 e8???????? }
$sequence_6hex{ 51 83c006 50 6a02 }
$sequence_7hex{ 2bc8 83e906 51 83c006 }
$sequence_8hex{ e8???????? 83c40c 803d????????37 7518 68???????? }
$sequence_9hex{ 6800000040 8d4500 50 ff15???????? }
$sequence_10hex{ 8b08 ff91a4000000 8b4654 6a01 50 }
$sequence_11hex{ 6810270000 ff15???????? 8b45ec 8b08 }
$sequence_12hex{ 52 50 8b08 ff91f8000000 }
$sequence_13hex{ 83ff14 7509 8b4654 50 }
$sequence_14hex{ 740c 8b470c 83c604 833c0600 }
$sequence_15hex{ 741d 6a00 68b80b0000 ffd3 }
$sequence_16hex{ 8bf1 e8???????? 8b4654 6a00 50 }
$sequence_17hex{ e8???????? 68???????? 68???????? 68???????? 8d4500 }
$sequence_18hex{ 49 75f9 b8???????? b900000400 }
$sequence_19hex{ 681f000200 56 68???????? 6801000080 }
$sequence_20hex{ eb06 8b3d???????? 8d45fc 50 }
$sequence_21hex{ 8d0c40 8d148500000000 89442414 894c2410 89542418 8b5500 }
$sequence_22hex{ ff75ec ff15???????? 8b35???????? 6a04 }
$sequence_23hex{ 8d85b8fcffff 89bdb8fcffff 50 ffd6 8d45e8 }
$sequence_24hex{ ff15???????? 8d45a4 50 ffd6 8d55b4 }
$sequence_25hex{ e8???????? 83c414 a3???????? ff35???????? 56 8b35???????? }
$sequence_26hex{ 0f85d1000000 807c19ff20 8d4419ff 7504 802000 4b 57 }
$sequence_27hex{ 741b ff75f8 e8???????? 84c0 59 }
$sequence_28hex{ d1e1 51 50 ff75fc e8???????? 83c414 }

Condition

7 of them and filesize < 1998848

In plain words (Heuristic)

  • The file must be smaller than 1998848 (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: dd2e5f28-abfd-58a8-a2a8-ea28faa244be

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