YARA · Malpedia signator rules
MALPEDIA_Win_Mail_O_Auto
autogenerated rule brought to you by yara-signator
- Autor
- Felix Bilstein - yara-signator at cocacoding dot com
- Datum
- 2026-05-04
- Geändert
- 2026-05-18
- Score / Qualität
- 75 / 75
Was diese Regel erkennt
autogenerated rule brought to you by yara-signator
Zugehörige Malware-Familie: Mail O.
Sie definiert 10 Muster (0 Text, 10 Hex, 0 Regex).
Zusammenfassung aus den Metadaten und der Bedingung der Regel erzeugt.
Regelquelltext
rule MALPEDIA_Win_Mail_O_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "6db30e21-fc04-5fa1-a965-bf55201bb2d8"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.mail_o"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.mail_o_auto.yar#L1-L134"
= "N/A"
= "3667a4352aecdf72cc423283a0e17748cdf3ea3643006d7778672925370e06f3"
= 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 = { ebd5 ba67000000 c744242006020000 4c8d0d3ff31100 8d4ab9 448d4212 e8???????? }
$sequence_1 = { 7468 ffc7 3bfe 7ce0 4c63c3 4d8bcc 49d1f8 }
$sequence_2 = { eb04 83670cfd 33c0 488b5c2440 488b6c2448 488b742450 488b7c2458 }
$sequence_3 = { ffc2 e8???????? 4885c0 7471 8b4308 894708 4c8b0b }
$sequence_4 = { eb03 4d8be5 498bf5 44897328 4c39ab98000000 0f862f030000 83fd16 }
$sequence_5 = { e8???????? 0f1030 eb05 0f28742440 4983c8ff 899da0030000 895d80 }
$sequence_6 = { eb84 488bce e8???????? b816000000 e9???????? 83a370050000fe e9???????? }
$sequence_7 = { 7510 8b4730 418901 b801000000 e9???????? 83fbfd 0f8cebfeffff }
$sequence_8 = { ff15???????? 488b5c2430 488907 4883c420 5f c3 48895c2410 }
$sequence_9 = { f00fc181c0050000 83e801 0f8fc4020000 488b89d0000000 e8???????? 488d8bd8000000 e8???????? }
condition:
7 of them and filesize < 5985280
}
Strings (10 Muster)
| Bezeichner | Typ | Wert | Modifikatoren |
|---|---|---|---|
| $sequence_0 | Hex | { ebd5 ba67000000 c744242006020000 4c8d0d3ff31100 8d4ab9 448d4212 e8???????? } | |
| $sequence_1 | Hex | { 7468 ffc7 3bfe 7ce0 4c63c3 4d8bcc 49d1f8 } | |
| $sequence_2 | Hex | { eb04 83670cfd 33c0 488b5c2440 488b6c2448 488b742450 488b7c2458 } | |
| $sequence_3 | Hex | { ffc2 e8???????? 4885c0 7471 8b4308 894708 4c8b0b } | |
| $sequence_4 | Hex | { eb03 4d8be5 498bf5 44897328 4c39ab98000000 0f862f030000 83fd16 } | |
| $sequence_5 | Hex | { e8???????? 0f1030 eb05 0f28742440 4983c8ff 899da0030000 895d80 } | |
| $sequence_6 | Hex | { eb84 488bce e8???????? b816000000 e9???????? 83a370050000fe e9???????? } | |
| $sequence_7 | Hex | { 7510 8b4730 418901 b801000000 e9???????? 83fbfd 0f8cebfeffff } | |
| $sequence_8 | Hex | { ff15???????? 488b5c2430 488907 4883c420 5f c3 48895c2410 } | |
| $sequence_9 | Hex | { f00fc181c0050000 83e801 0f8fc4020000 488b89d0000000 e8???????? 488d8bd8000000 e8???????? } |
Bedingung
7 of them and filesize < 5985280In Worten (Heuristik)
- Die Datei muss kleiner als 5985280 sein (eine günstige Grenze, die große Dateien ausschließt).
- Mindestens 7 Muster aus der Regel müssen treffen.
Diese Regel im Browser testen
Legen Sie eine Datei ab, um sie mit dieser Regel und YARA-X als WebAssembly zu scannen. Nichts wird hochgeladen.
Lizenz & Namensnennung
Autor: Felix Bilstein - yara-signator at cocacoding dot com
Quell-Repository: Malpedia signator rules @ c901f97b7d
Lizenz: Creative Commons Attribution-ShareAlike 4.0 (Repository-Lizenz)
Gespiegelt über YARA Forge 20260927, das Regelnamen mit der Quelle präfixiert und normalisierte Meta-Felder ergänzt.
Regel-ID: 6db30e21-fc04-5fa1-a965-bf55201bb2d8
Metadaten
| 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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