YARA · Malpedia signator rules
MALPEDIA_Win_Bee_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: Bee.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-bee-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Bee_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "4c2ed54d-f053-5d0f-aa76-260a6b1cb395"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.bee"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.bee_auto.yar#L1-L124"
= "N/A"
= "4a6ce7a9872f00090a9875cf695e45c7c2c14d7d0fc50b18ee26f883fbcf2d7a"
= 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 = { 8817 48 47 85c0 77f2 8b4310 8b4c2424 }
$sequence_1 = { 8bbc2498000000 57 8d4c2458 e8???????? 8b442430 }
$sequence_2 = { 8d442428 50 8bc3 e8???????? 836c240c01 0f8547ffffff }
$sequence_3 = { 83c002 83ea01 75f3 8bc1 }
$sequence_4 = { c1eb18 8bc7 c1e008 03c6 c1e008 03c2 c1e008 }
$sequence_5 = { 83c40c 85c0 0f8ec0000000 8d5e38 8944240c 8b4c2428 }
$sequence_6 = { 8d442410 64a300000000 8b6c2420 33db 895d04 885d0c }
$sequence_7 = { 8b7528 eb03 8d7528 8b8d8c000000 2b8d88000000 7505 }
$sequence_8 = { 8b4510 8b5310 c644241400 8b4c2414 51 8b4c2418 }
$sequence_9 = { 8b9424a4000000 52 e8???????? 83c404 32c0 e9???????? e8???????? }
condition:
7 of them and filesize < 394240
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 8817 48 47 85c0 77f2 8b4310 8b4c2424 } | |
| $sequence_1 | hex | { 8bbc2498000000 57 8d4c2458 e8???????? 8b442430 } | |
| $sequence_2 | hex | { 8d442428 50 8bc3 e8???????? 836c240c01 0f8547ffffff } | |
| $sequence_3 | hex | { 83c002 83ea01 75f3 8bc1 } | |
| $sequence_4 | hex | { c1eb18 8bc7 c1e008 03c6 c1e008 03c2 c1e008 } | |
| $sequence_5 | hex | { 83c40c 85c0 0f8ec0000000 8d5e38 8944240c 8b4c2428 } | |
| $sequence_6 | hex | { 8d442410 64a300000000 8b6c2420 33db 895d04 885d0c } | |
| $sequence_7 | hex | { 8b7528 eb03 8d7528 8b8d8c000000 2b8d88000000 7505 } | |
| $sequence_8 | hex | { 8b4510 8b5310 c644241400 8b4c2414 51 8b4c2418 } | |
| $sequence_9 | hex | { 8b9424a4000000 52 e8???????? 83c404 32c0 e9???????? e8???????? } |
Condition
7 of them and filesize < 394240In plain words (Heuristic)
- The file must be smaller than 394240 (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: 4c2ed54d-f053-5d0f-aa76-260a6b1cb395
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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