YARA · Malpedia signator rules
MALPEDIA_Win_Secondhandtea_Auto
autogenerated rule brought to you by yara-signator
MalwareSecondhandteaMalpedia 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: Secondhandtea.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-secondhandtea-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Secondhandtea_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "41f52151-5e51-5606-8737-723aab9a31f5"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.secondhandtea"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.secondhandtea_auto.yar#L1-L134"
= "N/A"
= "048cb3602402d265d0e27fe363656b33ee284c4af694aec548d39d9ba2f26c22"
= 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 = { c744242001000000 ff15???????? 85c0 0f8489010000 488b4c2460 448d4f04 4c8d442470 }
$sequence_1 = { 8b45b7 894330 488b45af 4c8965c7 e9???????? c7442420c0000000 ba74000000 }
$sequence_2 = { c3 9b 401400 8c4014 007d40 1400 7440 }
$sequence_3 = { f20f5e05???????? f2410f1100 c3 660fefc0 33c0 f2480f2a8110100000 f2410f1100 }
$sequence_4 = { c744242079010000 e8???????? e9???????? babb000000 4c8d0de4480a00 b910000000 448d4289 }
$sequence_5 = { b830000000 e8???????? 482be0 4533e4 418be8 4c8bf2 488bf9 }
$sequence_6 = { 7438 498bcc e8???????? 85c0 7407 bb2a000000 eb4a }
$sequence_7 = { e8???????? 488d8ba8160000 e8???????? 488bcb e8???????? 488bcb ff15???????? }
$sequence_8 = { 8bf0 85c0 0f85b8000000 488b5c2420 4885db 0f8494000000 488b87c8150000 }
$sequence_9 = { e8???????? 488bbe00020000 4883c9ff 33c0 f2ae 48f7d1 48ffc9 }
condition:
7 of them and filesize < 4452352
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { c744242001000000 ff15???????? 85c0 0f8489010000 488b4c2460 448d4f04 4c8d442470 } | |
| $sequence_1 | hex | { 8b45b7 894330 488b45af 4c8965c7 e9???????? c7442420c0000000 ba74000000 } | |
| $sequence_2 | hex | { c3 9b 401400 8c4014 007d40 1400 7440 } | |
| $sequence_3 | hex | { f20f5e05???????? f2410f1100 c3 660fefc0 33c0 f2480f2a8110100000 f2410f1100 } | |
| $sequence_4 | hex | { c744242079010000 e8???????? e9???????? babb000000 4c8d0de4480a00 b910000000 448d4289 } | |
| $sequence_5 | hex | { b830000000 e8???????? 482be0 4533e4 418be8 4c8bf2 488bf9 } | |
| $sequence_6 | hex | { 7438 498bcc e8???????? 85c0 7407 bb2a000000 eb4a } | |
| $sequence_7 | hex | { e8???????? 488d8ba8160000 e8???????? 488bcb e8???????? 488bcb ff15???????? } | |
| $sequence_8 | hex | { 8bf0 85c0 0f85b8000000 488b5c2420 4885db 0f8494000000 488b87c8150000 } | |
| $sequence_9 | hex | { e8???????? 488bbe00020000 4883c9ff 33c0 f2ae 48f7d1 48ffc9 } |
Condition
7 of them and filesize < 4452352In plain words (Heuristic)
- The file must be smaller than 4452352 (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: 41f52151-5e51-5606-8737-723aab9a31f5
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