YARA · Malpedia signator rules
MALPEDIA_Win_Topinambour_Auto
autogenerated rule brought to you by yara-signator
MalwareTopinambourMalpedia 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: Topinambour.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-topinambour-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Topinambour_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "248239f8-95b8-583c-8553-e48d7a46283a"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.topinambour"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.topinambour_auto.yar#L1-L118"
= "N/A"
= "3b116af57ab25dd36210660cdcf34a024e37c1d655144c3fd22d92727ae67613"
= 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 = { 2b1d 09 1106 1107 }
$sequence_1 = { 02 282100000a 6f2200000a 25 6f1d00000a 16 6f2300000a }
$sequence_2 = { 1105 8d0f000001 1306 16 1307 }
$sequence_3 = { 6f1d00000a 7245000070 6f2000000a 25 6f1d00000a 7255000070 02 }
$sequence_4 = { 20204e0000 6f0c00000a 09 2060ea0000 6f0d00000a }
$sequence_5 = { 25 721d000070 6f0500000a 25 }
$sequence_6 = { 730900000a 0c 6f0a00000a 17 1c 730b00000a }
$sequence_7 = { 25 6f1d00000a 7255000070 02 282100000a }
$sequence_8 = { 2e06 731000000a 7a 1104 16 }
$sequence_9 = { 6f1400000a 2802000006 1308 281300000a 1108 6f1500000a }
condition:
7 of them and filesize < 50176
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 2b1d 09 1106 1107 } | |
| $sequence_1 | hex | { 02 282100000a 6f2200000a 25 6f1d00000a 16 6f2300000a } | |
| $sequence_2 | hex | { 1105 8d0f000001 1306 16 1307 } | |
| $sequence_3 | hex | { 6f1d00000a 7245000070 6f2000000a 25 6f1d00000a 7255000070 02 } | |
| $sequence_4 | hex | { 20204e0000 6f0c00000a 09 2060ea0000 6f0d00000a } | |
| $sequence_5 | hex | { 25 721d000070 6f0500000a 25 } | |
| $sequence_6 | hex | { 730900000a 0c 6f0a00000a 17 1c 730b00000a } | |
| $sequence_7 | hex | { 25 6f1d00000a 7255000070 02 282100000a } | |
| $sequence_8 | hex | { 2e06 731000000a 7a 1104 16 } | |
| $sequence_9 | hex | { 6f1400000a 2802000006 1308 281300000a 1108 6f1500000a } |
Condition
7 of them and filesize < 50176In plain words (Heuristic)
- The file must be smaller than 50176 (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: 248239f8-95b8-583c-8553-e48d7a46283a
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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