YARA · Malpedia signator rules
MALPEDIA_Win_Atlantida_Auto
autogenerated rule brought to you by yara-signator
MalwareAtlantidaMalpedia 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: Atlantida.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-atlantida-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Atlantida_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "d0ff3011-2574-579c-b095-c8e52ea9b664"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.atlantida"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.atlantida_auto.yar#L1-L134"
= "N/A"
= "6618f7d3df9f19fc9e20bc9d09a7f245a55b15399a81cb4ebcd6bce5c256b3a8"
= 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 = { d0c2 80f20a 0bc1 33c8 f6da 32da 23c0 }
$sequence_1 = { ffe2 8b17 b8ae3fbb95 660fb60c22 66894c2702 0fbfc8 8b8c314ec0ffff }
$sequence_2 = { ffe6 f7d9 f7d1 41 0fbef5 4a c7843c6ceb46ec07f22abc }
$sequence_3 = { e9???????? d3840c9e29cbff 8994483c5396ff 8bd1 23ca 5a 8b940da629cbff }
$sequence_4 = { ff742400 9d 48 8d642408 e8???????? b9336dacca f7d9 }
$sequence_5 = { e8???????? 4a 51 66c1f8a7 89840c0600a1e9 f7d2 13d0 }
$sequence_6 = { ffe0 8a943a1e001185 f6d0 0fa3c9 51 66194c2410 f6d2 }
$sequence_7 = { ffce 51 0f8f9f51eaff 8bbc1c7c69e2ac e8???????? ffc7 81e292291ace }
$sequence_8 = { ffc7 4a 8d8c361e280a7a 4e 23ac6c92feadb6 4e 898c6ca2feadb6 }
$sequence_9 = { ff75e8 c645cc00 ff75cc 51 8d4dd0 e8???????? 46 }
condition:
7 of them and filesize < 13793280
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { d0c2 80f20a 0bc1 33c8 f6da 32da 23c0 } | |
| $sequence_1 | hex | { ffe2 8b17 b8ae3fbb95 660fb60c22 66894c2702 0fbfc8 8b8c314ec0ffff } | |
| $sequence_2 | hex | { ffe6 f7d9 f7d1 41 0fbef5 4a c7843c6ceb46ec07f22abc } | |
| $sequence_3 | hex | { e9???????? d3840c9e29cbff 8994483c5396ff 8bd1 23ca 5a 8b940da629cbff } | |
| $sequence_4 | hex | { ff742400 9d 48 8d642408 e8???????? b9336dacca f7d9 } | |
| $sequence_5 | hex | { e8???????? 4a 51 66c1f8a7 89840c0600a1e9 f7d2 13d0 } | |
| $sequence_6 | hex | { ffe0 8a943a1e001185 f6d0 0fa3c9 51 66194c2410 f6d2 } | |
| $sequence_7 | hex | { ffce 51 0f8f9f51eaff 8bbc1c7c69e2ac e8???????? ffc7 81e292291ace } | |
| $sequence_8 | hex | { ffc7 4a 8d8c361e280a7a 4e 23ac6c92feadb6 4e 898c6ca2feadb6 } | |
| $sequence_9 | hex | { ff75e8 c645cc00 ff75cc 51 8d4dd0 e8???????? 46 } |
Condition
7 of them and filesize < 13793280In plain words (Heuristic)
- The file must be smaller than 13793280 (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: d0ff3011-2574-579c-b095-c8e52ea9b664
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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