YARA · Malpedia signator rules
MALPEDIA_Win_Photolite_Auto
autogenerated rule brought to you by yara-signator
MalwarePhotoliteMalpedia 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: Photolite.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-photolite-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Photolite_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "1ba04423-e2a7-59f5-bf4b-bddf2b4f0ee9"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.photolite"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.photolite_auto.yar#L1-L167"
= "N/A"
= "6e3355c516dff3c27b42e85c3718986fbcdf8685ba3259a09dd178f4f9b56429"
= 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 = { c785d80300009afbb270 c785dc030000d1f3ed2e 8995e0030000 8b85d4030000 }
$sequence_1 = { 8b8554010000 8a8550010000 84c0 751e 488bcb 8b848d54010000 }
$sequence_2 = { 889de0020000 c785e4020000b434516d c785e8020000813e467c c785ec02000097355758 c785f00200008022253d }
$sequence_3 = { 4156 4157 4883ec20 448b7902 }
$sequence_4 = { 889d18020000 c7851c0200005488472c c785200200007a8e583b c785240200007c985d0c c7852802000025d93378 8b851c020000 8a8518020000 }
$sequence_5 = { c1c203 4c3bc3 72ee 443bca }
$sequence_6 = { eb07 498d5602 4803d1 498bcc ffd0 }
$sequence_7 = { baff204924 889dec000000 c785f0000000b7452854 c785f4000000b9522c41 8995f8000000 8b85f0000000 8a85ec000000 }
$sequence_8 = { 8d5101 41b82c819712 e8???????? 488bc8 eb2b 488b8928060000 4885c9 }
$sequence_9 = { 885c2420 c744242493f7332b c7442428d5b6783d c744242c8ae85659 }
$sequence_10 = { 4d8b06 488bd0 488bcd e8???????? }
$sequence_11 = { 41ffd2 4889442428 488bd8 4885c0 0f8407010000 }
$sequence_12 = { 75ed 8bce e8???????? 488905???????? 885c2430 c74424347d6b1d60 }
$sequence_13 = { eb2e 4d8b8028010000 4d85c0 7522 418d5001 33c9 }
$sequence_14 = { 48894598 eb04 48897d98 488d85c0000000 }
$sequence_15 = { 41b800800000 ffd0 488d9500040000 4489bd00040000 488d0d86abffff e8???????? 4439bd00040000 }
condition:
7 of them and filesize < 99328
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { c785d80300009afbb270 c785dc030000d1f3ed2e 8995e0030000 8b85d4030000 } | |
| $sequence_1 | hex | { 8b8554010000 8a8550010000 84c0 751e 488bcb 8b848d54010000 } | |
| $sequence_2 | hex | { 889de0020000 c785e4020000b434516d c785e8020000813e467c c785ec02000097355758 c785f00200008022253d } | |
| $sequence_3 | hex | { 4156 4157 4883ec20 448b7902 } | |
| $sequence_4 | hex | { 889d18020000 c7851c0200005488472c c785200200007a8e583b c785240200007c985d0c c7852802000025d93378 8b851c020000 8a8518020000 } | |
| $sequence_5 | hex | { c1c203 4c3bc3 72ee 443bca } | |
| $sequence_6 | hex | { eb07 498d5602 4803d1 498bcc ffd0 } | |
| $sequence_7 | hex | { baff204924 889dec000000 c785f0000000b7452854 c785f4000000b9522c41 8995f8000000 8b85f0000000 8a85ec000000 } | |
| $sequence_8 | hex | { 8d5101 41b82c819712 e8???????? 488bc8 eb2b 488b8928060000 4885c9 } | |
| $sequence_9 | hex | { 885c2420 c744242493f7332b c7442428d5b6783d c744242c8ae85659 } | |
| $sequence_10 | hex | { 4d8b06 488bd0 488bcd e8???????? } | |
| $sequence_11 | hex | { 41ffd2 4889442428 488bd8 4885c0 0f8407010000 } | |
| $sequence_12 | hex | { 75ed 8bce e8???????? 488905???????? 885c2430 c74424347d6b1d60 } | |
| $sequence_13 | hex | { eb2e 4d8b8028010000 4d85c0 7522 418d5001 33c9 } | |
| $sequence_14 | hex | { 48894598 eb04 48897d98 488d85c0000000 } | |
| $sequence_15 | hex | { 41b800800000 ffd0 488d9500040000 4489bd00040000 488d0d86abffff e8???????? 4439bd00040000 } |
Condition
7 of them and filesize < 99328In plain words (Heuristic)
- The file must be smaller than 99328 (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: 1ba04423-e2a7-59f5-bf4b-bddf2b4f0ee9
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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