YARA · Malpedia signator rules
MALPEDIA_Win_Tenzor_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: Tenzor.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-tenzor-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Tenzor_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "2d9a68e0-7439-5536-8c66-b65ca640a395"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.tenzor"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.tenzor_auto.yar#L1-L133"
= "N/A"
= "43ff9e2d2f97513275a98969c46a749f90e855c4ccaebee02a82dfd51704b200"
= 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 = { 4821ca 48d1e2 48b9cf2b17374d3a5263 4801c8 4829d0 8885a8030000 0fb685bd030000 }
$sequence_1 = { 4989c0 4931c8 4931d0 448d4814 4121d1 49f7d1 4d21c1 }
$sequence_2 = { 4883c420 4c8b7db8 4c8b65c0 488b7de0 eb00 4883ec20 488b4df0 }
$sequence_3 = { 410fb6c4 4401f0 488b542428 01d0 488d0c16 4883c102 4801d6 }
$sequence_4 = { 0fb685bf030000 48b9976fc8d3723f315c 4801c8 48b9cc2b17374d3a5263 4889c2 4821ca 48d1e2 }
$sequence_5 = { 2401 0fb6c0 09c6 83fe00 400f95c6 c68538020000e3 c6853902000001 }
$sequence_6 = { 4488841504010000 4883c201 ebb7 31d2 f7b504010000 8b09 0faf0e }
$sequence_7 = { 4901c7 48c744242000000000 4c8d442444 41b902000000 4889f9 4c89fa e8???????? }
$sequence_8 = { 31c9 48bad3dd07263824c491 90 440fb64c0c20 4989ca 4909d2 }
$sequence_9 = { 48ffc0 4883f804 75d8 440b442454 4889742420 4c89f1 488d542468 }
condition:
7 of them and filesize < 548864
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 4821ca 48d1e2 48b9cf2b17374d3a5263 4801c8 4829d0 8885a8030000 0fb685bd030000 } | |
| $sequence_1 | hex | { 4989c0 4931c8 4931d0 448d4814 4121d1 49f7d1 4d21c1 } | |
| $sequence_2 | hex | { 4883c420 4c8b7db8 4c8b65c0 488b7de0 eb00 4883ec20 488b4df0 } | |
| $sequence_3 | hex | { 410fb6c4 4401f0 488b542428 01d0 488d0c16 4883c102 4801d6 } | |
| $sequence_4 | hex | { 0fb685bf030000 48b9976fc8d3723f315c 4801c8 48b9cc2b17374d3a5263 4889c2 4821ca 48d1e2 } | |
| $sequence_5 | hex | { 2401 0fb6c0 09c6 83fe00 400f95c6 c68538020000e3 c6853902000001 } | |
| $sequence_6 | hex | { 4488841504010000 4883c201 ebb7 31d2 f7b504010000 8b09 0faf0e } | |
| $sequence_7 | hex | { 4901c7 48c744242000000000 4c8d442444 41b902000000 4889f9 4c89fa e8???????? } | |
| $sequence_8 | hex | { 31c9 48bad3dd07263824c491 90 440fb64c0c20 4989ca 4909d2 } | |
| $sequence_9 | hex | { 48ffc0 4883f804 75d8 440b442454 4889742420 4c89f1 488d542468 } |
Condition
7 of them and filesize < 548864In plain words (Heuristic)
- The file must be smaller than 548864 (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: 2d9a68e0-7439-5536-8c66-b65ca640a395
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