YARA · Malpedia signator rules
MALPEDIA_Win_Parasite_Http_Auto
autogenerated rule brought to you by yara-signator
MalwareParasite HttpMalpedia 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: Parasite Http.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-parasite-http-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Parasite_Http_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "92065351-1450-5e34-9ab7-a2e33040f8f7"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.parasite_http"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.parasite_http_auto.yar#L1-L131"
= "N/A"
= "5f370e186027199caf1cd68938741ba318cb3d8a0b61f1b15eb9db06b1d68ce6"
= 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 = { 7407 b9???????? eb71 e8???????? 85c0 7407 b9???????? }
$sequence_1 = { 51 51 53 57 51 6880000000 6a02 }
$sequence_2 = { c745e0c2154000 c745e4e2154000 c745e806164000 c745ec2a164000 c745f052164000 c745f472164000 }
$sequence_3 = { 8d45e8 50 ff75e0 6800100000 8b55f8 33c9 e8???????? }
$sequence_4 = { 8365ec00 8365fc00 8d45fc 50 ff7510 8b550c }
$sequence_5 = { 8b45f8 48 8945f8 ebe4 c745b43c000000 c745bc20000000 c745c800010000 }
$sequence_6 = { 6801000040 57 53 ffd0 f7d8 5f 1bc0 }
$sequence_7 = { 8bc1 33d2 f7f6 8bc8 8d4230 668907 8d7ffe }
$sequence_8 = { 42 e8???????? 8bf8 e8???????? 3db7000000 750d }
$sequence_9 = { ffd7 53 8d4508 50 8d460a 50 ffd7 }
condition:
7 of them and filesize < 147456
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 7407 b9???????? eb71 e8???????? 85c0 7407 b9???????? } | |
| $sequence_1 | hex | { 51 51 53 57 51 6880000000 6a02 } | |
| $sequence_2 | hex | { c745e0c2154000 c745e4e2154000 c745e806164000 c745ec2a164000 c745f052164000 c745f472164000 } | |
| $sequence_3 | hex | { 8d45e8 50 ff75e0 6800100000 8b55f8 33c9 e8???????? } | |
| $sequence_4 | hex | { 8365ec00 8365fc00 8d45fc 50 ff7510 8b550c } | |
| $sequence_5 | hex | { 8b45f8 48 8945f8 ebe4 c745b43c000000 c745bc20000000 c745c800010000 } | |
| $sequence_6 | hex | { 6801000040 57 53 ffd0 f7d8 5f 1bc0 } | |
| $sequence_7 | hex | { 8bc1 33d2 f7f6 8bc8 8d4230 668907 8d7ffe } | |
| $sequence_8 | hex | { 42 e8???????? 8bf8 e8???????? 3db7000000 750d } | |
| $sequence_9 | hex | { ffd7 53 8d4508 50 8d460a 50 ffd7 } |
Condition
7 of them and filesize < 147456In plain words (Heuristic)
- The file must be smaller than 147456 (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: 92065351-1450-5e34-9ab7-a2e33040f8f7
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