YARA · Malpedia signator rules
MALPEDIA_Win_Tonerjam_Auto
autogenerated rule brought to you by yara-signator
MalwareTonerjamMalpedia 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: Tonerjam.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-tonerjam-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Tonerjam_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "a063fb23-ba9a-5e53-b940-9f8d06dcf4cb"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.tonerjam"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.tonerjam_auto.yar#L1-L124"
= "N/A"
= "721a76d811438eef4f5c0a728a2249138edac1453021df45751fb535ce74da26"
= 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 = { 4933fa 4b87bcfe601d0200 33c0 488b5c2450 488b6c2458 }
$sequence_1 = { 4889442420 488bd3 498bce ff15???????? b801000000 }
$sequence_2 = { 4889442420 ff15???????? 85c0 7431 488b4c2458 488d442440 4533c9 }
$sequence_3 = { 83b97004000002 0f84e7010000 bd20000000 4c8d35520a0100 897350 89732c }
$sequence_4 = { 488d5560 41b808020000 ff15???????? 488d4d60 ff15???????? 660f6f05???????? }
$sequence_5 = { 448d4220 ff15???????? 660f6f05???????? 488d45a0 660f6f0d???????? }
$sequence_6 = { eb0b 4803f6 418b84f718a40100 85c0 7816 3de4000000 730f }
$sequence_7 = { 4883f8ff 74c8 488bd3 4c8d0512e80000 83e23f 488bcb }
$sequence_8 = { f30f6f40c0 660fefc8 f30f7f48c0 660f6fca f30f6f40d0 660fefc2 }
$sequence_9 = { 33d2 48897c2430 89442428 4c8d8590050000 448bcb 40883e 4889742420 }
condition:
7 of them and filesize < 315392
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 4933fa 4b87bcfe601d0200 33c0 488b5c2450 488b6c2458 } | |
| $sequence_1 | hex | { 4889442420 488bd3 498bce ff15???????? b801000000 } | |
| $sequence_2 | hex | { 4889442420 ff15???????? 85c0 7431 488b4c2458 488d442440 4533c9 } | |
| $sequence_3 | hex | { 83b97004000002 0f84e7010000 bd20000000 4c8d35520a0100 897350 89732c } | |
| $sequence_4 | hex | { 488d5560 41b808020000 ff15???????? 488d4d60 ff15???????? 660f6f05???????? } | |
| $sequence_5 | hex | { 448d4220 ff15???????? 660f6f05???????? 488d45a0 660f6f0d???????? } | |
| $sequence_6 | hex | { eb0b 4803f6 418b84f718a40100 85c0 7816 3de4000000 730f } | |
| $sequence_7 | hex | { 4883f8ff 74c8 488bd3 4c8d0512e80000 83e23f 488bcb } | |
| $sequence_8 | hex | { f30f6f40c0 660fefc8 f30f7f48c0 660f6fca f30f6f40d0 660fefc2 } | |
| $sequence_9 | hex | { 33d2 48897c2430 89442428 4c8d8590050000 448bcb 40883e 4889742420 } |
Condition
7 of them and filesize < 315392In plain words (Heuristic)
- The file must be smaller than 315392 (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: a063fb23-ba9a-5e53-b940-9f8d06dcf4cb
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