YARA · Malpedia signator rules
MALPEDIA_Win_Rising_Sun_Auto
autogenerated rule brought to you by yara-signator
MalwareRising SunMalpedia 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: Rising Sun.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-rising-sun-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Rising_Sun_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "a90816d7-758f-5ed8-a6f9-60343fe66c0f"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.rising_sun"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.rising_sun_auto.yar#L1-L129"
= "N/A"
= "a2f16cb1444b180d9568dbc640c2c22efcb7c8188d91dae3c13d77a956bc608b"
= 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 = { 4c8dbdc0000000 be02000000 448be0 48897c2450 666666666666660f1f840000000000 418bd4 8bce }
$sequence_1 = { c78514020000c80ae51e c7851802000004d34ed7 c7851c0200003e3054ad c7852002000046c2e664 c7852402000018a189fe }
$sequence_2 = { e9???????? 488d052b740100 4a8b0ce0 41f6440f0880 0f84fe020000 33db }
$sequence_3 = { 4881ec18030000 48895808 48897010 48897818 4c8968e8 0f2970d8 }
$sequence_4 = { 0f847affffff 488d54246d 488bc8 ff15???????? 488905???????? 4885c0 0f845cffffff }
$sequence_5 = { 4883ec20 488bd9 e8???????? 4c8d1d3f830000 4c891b 488bc3 4883c420 }
$sequence_6 = { 6644897d04 c745e631000000 ff15???????? 488d9530220000 b900040000 ff15???????? 4c8d8d100c0000 }
$sequence_7 = { 85c0 7908 83c8ff e9???????? 488b4710 4863f6 483bf0 }
$sequence_8 = { ffe1 48ffc3 ebc5 410fb74500 493944f408 0f85c0010000 }
$sequence_9 = { c744247ca6aea79f c74580c8c8c8c8 c74584a9acbea9 c74588b881fbfa c7458ce6ac8484 c74590c887b8ad c74594a698baa7 }
condition:
7 of them and filesize < 409600
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 4c8dbdc0000000 be02000000 448be0 48897c2450 666666666666660f1f840000000000 418bd4 8bce } | |
| $sequence_1 | hex | { c78514020000c80ae51e c7851802000004d34ed7 c7851c0200003e3054ad c7852002000046c2e664 c7852402000018a189fe } | |
| $sequence_2 | hex | { e9???????? 488d052b740100 4a8b0ce0 41f6440f0880 0f84fe020000 33db } | |
| $sequence_3 | hex | { 4881ec18030000 48895808 48897010 48897818 4c8968e8 0f2970d8 } | |
| $sequence_4 | hex | { 0f847affffff 488d54246d 488bc8 ff15???????? 488905???????? 4885c0 0f845cffffff } | |
| $sequence_5 | hex | { 4883ec20 488bd9 e8???????? 4c8d1d3f830000 4c891b 488bc3 4883c420 } | |
| $sequence_6 | hex | { 6644897d04 c745e631000000 ff15???????? 488d9530220000 b900040000 ff15???????? 4c8d8d100c0000 } | |
| $sequence_7 | hex | { 85c0 7908 83c8ff e9???????? 488b4710 4863f6 483bf0 } | |
| $sequence_8 | hex | { ffe1 48ffc3 ebc5 410fb74500 493944f408 0f85c0010000 } | |
| $sequence_9 | hex | { c744247ca6aea79f c74580c8c8c8c8 c74584a9acbea9 c74588b881fbfa c7458ce6ac8484 c74590c887b8ad c74594a698baa7 } |
Condition
7 of them and filesize < 409600In plain words (Heuristic)
- The file must be smaller than 409600 (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: a90816d7-758f-5ed8-a6f9-60343fe66c0f
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
Related rules
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04
- MalwareMalpedia signator rules· Felix Bilstein - yara-signator at cocacoding dot com· 2026-05-04