YARA · Malpedia signator rules
MALPEDIA_Win_Elise_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: Elise.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-elise-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Elise_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "e9450a6f-39e8-5559-8ea2-38a29ab7f193"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.elise"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.elise_auto.yar#L1-L169"
= "N/A"
= "5ded95c4439812b9f226de5926faad139bbac5d5faba8fe45353b300b601040b"
= 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 = { e8???????? 85c0 0f8484000000 53 57 }
$sequence_1 = { 8b01 294104 8b5104 8bf2 c1ee1f f7de }
$sequence_2 = { 8901 8b4108 8b5008 56 8b30 }
$sequence_3 = { 5f c3 56 be4d5a0000 663931 7534 }
$sequence_4 = { 034e0c 0111 8b7dfc 47 3b7df8 897dfc 7cc6 }
$sequence_5 = { 7cf5 33c9 888f00010000 888f01010000 8bf7 }
$sequence_6 = { c1e006 8d5828 c745f406000000 8d0433 8d0447 }
$sequence_7 = { 66894202 57 8bc3 c1e310 }
$sequence_8 = { 8b481c 8b5814 03ca 33d2 42 2b5010 7816 }
$sequence_9 = { d1e8 33c2 eb02 d1e8 4e 75f1 }
$sequence_10 = { 8b7df4 8d4e01 81e1ff000080 7908 49 81c900ffffff }
$sequence_11 = { 46 4f 75eb f7d0 }
$sequence_12 = { 8a8800010000 8a9001010000 0f8e93000000 53 }
$sequence_13 = { 83c8ff b9ff000000 83ff08 0f82a1000000 8bd7 }
$sequence_14 = { 0145f0 6a00 6800010000 ff75ec 1155f4 }
$sequence_15 = { 0fb6d2 03d7 81e2ff000080 7908 4a 81ca00ffffff 42 }
condition:
7 of them and filesize < 204800
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { e8???????? 85c0 0f8484000000 53 57 } | |
| $sequence_1 | hex | { 8b01 294104 8b5104 8bf2 c1ee1f f7de } | |
| $sequence_2 | hex | { 8901 8b4108 8b5008 56 8b30 } | |
| $sequence_3 | hex | { 5f c3 56 be4d5a0000 663931 7534 } | |
| $sequence_4 | hex | { 034e0c 0111 8b7dfc 47 3b7df8 897dfc 7cc6 } | |
| $sequence_5 | hex | { 7cf5 33c9 888f00010000 888f01010000 8bf7 } | |
| $sequence_6 | hex | { c1e006 8d5828 c745f406000000 8d0433 8d0447 } | |
| $sequence_7 | hex | { 66894202 57 8bc3 c1e310 } | |
| $sequence_8 | hex | { 8b481c 8b5814 03ca 33d2 42 2b5010 7816 } | |
| $sequence_9 | hex | { d1e8 33c2 eb02 d1e8 4e 75f1 } | |
| $sequence_10 | hex | { 8b7df4 8d4e01 81e1ff000080 7908 49 81c900ffffff } | |
| $sequence_11 | hex | { 46 4f 75eb f7d0 } | |
| $sequence_12 | hex | { 8a8800010000 8a9001010000 0f8e93000000 53 } | |
| $sequence_13 | hex | { 83c8ff b9ff000000 83ff08 0f82a1000000 8bd7 } | |
| $sequence_14 | hex | { 0145f0 6a00 6800010000 ff75ec 1155f4 } | |
| $sequence_15 | hex | { 0fb6d2 03d7 81e2ff000080 7908 4a 81ca00ffffff 42 } |
Condition
7 of them and filesize < 204800In plain words (Heuristic)
- The file must be smaller than 204800 (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.
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: e9450a6f-39e8-5559-8ea2-38a29ab7f193
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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