YARA · Malpedia signator rules
MALPEDIA_Win_Turla_Rpc_Auto
autogenerated rule brought to you by yara-signator
MalwareTurla RpcMalpedia 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: Turla Rpc.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-turla-rpc-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Turla_Rpc_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "326b499c-0af4-5613-8e0d-6f601ed9cd8d"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.turla_rpc"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.turla_rpc_auto.yar#L1-L171"
= "N/A"
= "e8da3a197a3100c5d1e348ee2c0f0030f7886aae6c71efe765467e397297edf2"
= 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???????? 488bd8 4885c0 744e 4c8b4708 488b17 488bcb }
$sequence_1 = { c744245033273034 66c74424543155 c744243033273030 c644243455 }
$sequence_2 = { c745803322273c 66c745842130 c6458655 c744246838343939 66c744246c3a36 c644246e55 }
$sequence_3 = { 74e7 4883c440 5b c3 488d053bda0000 }
$sequence_4 = { c745c007303431 c745c4133c3930 c645c855 c744244806393030 66c744244c2555 }
$sequence_5 = { c745b06970746f c745b472536163 66c745b86c00 ff15???????? }
$sequence_6 = { c7456839300255 c7851001000016273034 c7851401000021300527 c785180100003a363026 66c7851c0100002602 }
$sequence_7 = { 660f6f05???????? 66c785ec0000000255 c785a0000000193a3431 c785a4000000193c3727 c785a800000034272c02 f30f7f8568010000 c685ac00000055 }
$sequence_8 = { c745ac393a3655 c744247026212739 66c7442474303b c644247655 c744246022362636 }
$sequence_9 = { 7434 8da42400000000 8d047d02000000 50 }
$sequence_10 = { 74ab 8d45c4 50 57 6a00 6a00 ff75c0 }
$sequence_11 = { b802000000 5f 5e 5b 8b8c2480020000 33cc }
$sequence_12 = { c745d453002d00 c745d831002d00 c745dc31003600 c745e02d003000 c745e429000000 c745e861006400 c745ec76006100 }
$sequence_13 = { 8d8548ffffff 50 8d8554ffffff 50 ffb54cffffff ffd6 }
$sequence_14 = { 8d4518 c7451840540110 50 8d4dc4 }
$sequence_15 = { 7527 ff15???????? 83c404 57 ff15???????? ff15???????? 5f }
condition:
7 of them and filesize < 311296
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { e8???????? 488bd8 4885c0 744e 4c8b4708 488b17 488bcb } | |
| $sequence_1 | hex | { c744245033273034 66c74424543155 c744243033273030 c644243455 } | |
| $sequence_2 | hex | { c745803322273c 66c745842130 c6458655 c744246838343939 66c744246c3a36 c644246e55 } | |
| $sequence_3 | hex | { 74e7 4883c440 5b c3 488d053bda0000 } | |
| $sequence_4 | hex | { c745c007303431 c745c4133c3930 c645c855 c744244806393030 66c744244c2555 } | |
| $sequence_5 | hex | { c745b06970746f c745b472536163 66c745b86c00 ff15???????? } | |
| $sequence_6 | hex | { c7456839300255 c7851001000016273034 c7851401000021300527 c785180100003a363026 66c7851c0100002602 } | |
| $sequence_7 | hex | { 660f6f05???????? 66c785ec0000000255 c785a0000000193a3431 c785a4000000193c3727 c785a800000034272c02 f30f7f8568010000 c685ac00000055 } | |
| $sequence_8 | hex | { c745ac393a3655 c744247026212739 66c7442474303b c644247655 c744246022362636 } | |
| $sequence_9 | hex | { 7434 8da42400000000 8d047d02000000 50 } | |
| $sequence_10 | hex | { 74ab 8d45c4 50 57 6a00 6a00 ff75c0 } | |
| $sequence_11 | hex | { b802000000 5f 5e 5b 8b8c2480020000 33cc } | |
| $sequence_12 | hex | { c745d453002d00 c745d831002d00 c745dc31003600 c745e02d003000 c745e429000000 c745e861006400 c745ec76006100 } | |
| $sequence_13 | hex | { 8d8548ffffff 50 8d8554ffffff 50 ffb54cffffff ffd6 } | |
| $sequence_14 | hex | { 8d4518 c7451840540110 50 8d4dc4 } | |
| $sequence_15 | hex | { 7527 ff15???????? 83c404 57 ff15???????? ff15???????? 5f } |
Condition
7 of them and filesize < 311296In plain words (Heuristic)
- The file must be smaller than 311296 (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: 326b499c-0af4-5613-8e0d-6f601ed9cd8d
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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