YARA · Malpedia signator rules
MALPEDIA_Win_Tildeb_Auto
autogenerated rule brought to you by yara-signator
- 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: Tildeb.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-tildeb-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Tildeb_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "eb305449-5b3b-5160-966f-298ae31af147"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.tildeb"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.tildeb_auto.yar#L1-L129"
= "N/A"
= "966c30ecae6c911a7ff546cfd289148116a3e200dc70373695f42352909858ed"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 51 ffd5 8d7c245c 83c9ff 33c0 83c418 f2ae }
$sequence_1 = { 53 56 8944242c ffd7 83c41c 8d542410 }
$sequence_2 = { 57 50 51 e8???????? 6808010000 8d542428 }
$sequence_3 = { 8bde 8a54041c 81e3ff000000 33d3 c1ee08 8b1495f0c34000 33f2 }
$sequence_4 = { 8985c0f5ffff 85c0 7446 50 68???????? 68???????? }
$sequence_5 = { e8???????? 83c404 8d95e0f5ffff 52 ff15???????? e9???????? 6810270000 }
$sequence_6 = { 56 57 8b4314 8d14c8 3bd0 }
$sequence_7 = { eb04 8b742418 8b442418 8b0d???????? 8d542424 52 50 }
$sequence_8 = { c3 b815000000 5e 81c494010000 c3 f7d8 5e }
$sequence_9 = { b90e000000 33c0 f3ab eb1b b938000000 8d7c321c 2bca }
condition:
7 of them and filesize < 8532488
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 51 ffd5 8d7c245c 83c9ff 33c0 83c418 f2ae } | |
| $sequence_1 | hex | { 53 56 8944242c ffd7 83c41c 8d542410 } | |
| $sequence_2 | hex | { 57 50 51 e8???????? 6808010000 8d542428 } | |
| $sequence_3 | hex | { 8bde 8a54041c 81e3ff000000 33d3 c1ee08 8b1495f0c34000 33f2 } | |
| $sequence_4 | hex | { 8985c0f5ffff 85c0 7446 50 68???????? 68???????? } | |
| $sequence_5 | hex | { e8???????? 83c404 8d95e0f5ffff 52 ff15???????? e9???????? 6810270000 } | |
| $sequence_6 | hex | { 56 57 8b4314 8d14c8 3bd0 } | |
| $sequence_7 | hex | { eb04 8b742418 8b442418 8b0d???????? 8d542424 52 50 } | |
| $sequence_8 | hex | { c3 b815000000 5e 81c494010000 c3 f7d8 5e } | |
| $sequence_9 | hex | { b90e000000 33c0 f3ab eb1b b938000000 8d7c321c 2bca } |
Condition
7 of them and filesize < 8532488In plain words (Heuristic)
- The file must be smaller than 8532488 (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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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)
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: eb305449-5b3b-5160-966f-298ae31af147
Metadata
| 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 |
Tags:FILE
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