YARA · Malpedia signator rules
MALPEDIA_Win_Heriplor_Auto
autogenerated rule brought to you by yara-signator
MalwareHeriplorMalpedia 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: Heriplor.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-heriplor-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Heriplor_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "5b7552ce-0a6f-5554-8e1c-028e75b3f89f"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.heriplor"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.heriplor_auto.yar#L1-L118"
= "N/A"
= "501dc12c7a297f3034e338c58303b8ac0fb2fa1dc9945a230d7fb4c7cdc4af1d"
= 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 = { 89d1 ebe8 8b7918 8b5f3c }
$sequence_1 = { 01fb 8b32 01fe 6a01 ff750c 56 e8???????? }
$sequence_2 = { 8b480c 8b11 8b4130 6a02 ff7508 }
$sequence_3 = { 89ec 5d c20c00 55 89e5 56 }
$sequence_4 = { 89e5 51 53 33db 33c9 }
$sequence_5 = { 01f8 5f 5e 89ec 5d }
$sequence_6 = { 33d2 668b13 8b0491 01f8 5f 5e 89ec }
$sequence_7 = { 5b 59 89ec 5d c20c00 55 89e5 }
$sequence_8 = { 46 8b06 50 46 }
$sequence_9 = { 33db 33c9 8b4508 8a08 }
condition:
7 of them and filesize < 49152
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 89d1 ebe8 8b7918 8b5f3c } | |
| $sequence_1 | hex | { 01fb 8b32 01fe 6a01 ff750c 56 e8???????? } | |
| $sequence_2 | hex | { 8b480c 8b11 8b4130 6a02 ff7508 } | |
| $sequence_3 | hex | { 89ec 5d c20c00 55 89e5 56 } | |
| $sequence_4 | hex | { 89e5 51 53 33db 33c9 } | |
| $sequence_5 | hex | { 01f8 5f 5e 89ec 5d } | |
| $sequence_6 | hex | { 33d2 668b13 8b0491 01f8 5f 5e 89ec } | |
| $sequence_7 | hex | { 5b 59 89ec 5d c20c00 55 89e5 } | |
| $sequence_8 | hex | { 46 8b06 50 46 } | |
| $sequence_9 | hex | { 33db 33c9 8b4508 8a08 } |
Condition
7 of them and filesize < 49152In plain words (Heuristic)
- The file must be smaller than 49152 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
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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: 5b7552ce-0a6f-5554-8e1c-028e75b3f89f
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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