YARA · Malpedia signator rules
MALPEDIA_Win_Transferloader_Auto
autogenerated rule brought to you by yara-signator
MalwareTransferloaderMalpedia signator rulesCreative Commons Attribution-ShareAlike 4.0Compiles with YARA-X
- Author
- Felix Bilstein - yara-signator at cocacoding dot com
- Date
- 2026-01-05
- Modified
- 2026-01-06
- Score / Quality
- 75 / 75
What this rule detects
autogenerated rule brought to you by yara-signator
Associated malware family: Transferloader.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-transferloader-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Transferloader_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "6881fadd-235e-58e1-86ed-39c1ca8da641"
= "2026-01-05"
= "2026-01-06"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.transferloader"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.transferloader_auto.yar#L1-L121"
= "N/A"
= "c6b3fd0089b61d2c316b9ea19bd98256a6361edd3a6f033006f4e490787182fc"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260105"
= "19b79e7cab4eaf532122e5b45a77dd8f6bb5cc79"
= "20251219"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 0fb609 880c02 e9???????? 48837c244800 7412 4c8b442448 33d2 }
$sequence_1 = { 4889442438 41b810000000 488b542438 488b4c2430 }
$sequence_2 = { 88440c20 b801000000 486bc002 b901000000 486bc901 }
$sequence_3 = { 488d442424 48898424f8000000 488d442420 4889842400010000 }
$sequence_4 = { b903000000 f3aa 48b8bce015361abafbff 48898424c8000000 c744242c00000000 486344242c }
$sequence_5 = { 4889842498010000 488b842490010000 4889842468010000 c6442440eb c644244108 c644244248 c644244389 }
$sequence_6 = { 488b09 4863493c 480308 488bc1 4889442430 488b442430 }
$sequence_7 = { 4889542410 48894c2408 4881eca8000000 c6442420eb c644242108 }
$sequence_8 = { 488b442420 4889442428 488b442428 0fb700 3d4d5a0000 7404 32c0 }
$sequence_9 = { 488b8c2420010000 ff15???????? 4883bc24e000000000 7418 4c8b8424e0000000 33d2 }
condition:
7 of them and filesize < 216064
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 0fb609 880c02 e9???????? 48837c244800 7412 4c8b442448 33d2 } | |
| $sequence_1 | hex | { 4889442438 41b810000000 488b542438 488b4c2430 } | |
| $sequence_2 | hex | { 88440c20 b801000000 486bc002 b901000000 486bc901 } | |
| $sequence_3 | hex | { 488d442424 48898424f8000000 488d442420 4889842400010000 } | |
| $sequence_4 | hex | { b903000000 f3aa 48b8bce015361abafbff 48898424c8000000 c744242c00000000 486344242c } | |
| $sequence_5 | hex | { 4889842498010000 488b842490010000 4889842468010000 c6442440eb c644244108 c644244248 c644244389 } | |
| $sequence_6 | hex | { 488b09 4863493c 480308 488bc1 4889442430 488b442430 } | |
| $sequence_7 | hex | { 4889542410 48894c2408 4881eca8000000 c6442420eb c644242108 } | |
| $sequence_8 | hex | { 488b442420 4889442428 488b442428 0fb700 3d4d5a0000 7404 32c0 } | |
| $sequence_9 | hex | { 488b8c2420010000 ff15???????? 4883bc24e000000000 7418 4c8b8424e0000000 33d2 } |
Condition
7 of them and filesize < 216064In plain words (Heuristic)
- The file must be smaller than 216064 (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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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: 6881fadd-235e-58e1-86ed-39c1ca8da641
Metadata
| version | 1 |
|---|---|
| tool | yara-signator v0.6.0 |
| signator_config | callsandjumps;datarefs;binvalue |
| malpedia_rule_date | 20260105 |
| malpedia_hash | 19b79e7cab4eaf532122e5b45a77dd8f6bb5cc79 |
| malpedia_version | 20251219 |
| malpedia_license | CC BY-SA 4.0 |
| malpedia_sharing | TLP:WHITE |
Tags:FILE
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