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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:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "92065351-1450-5e34-9ab7-a2e33040f8f7"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.parasite_http"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.parasite_http_auto.yar#L1-L131"
		license_url = "N/A"
		logic_hash = "5f370e186027199caf1cd68938741ba318cb3d8a0b61f1b15eb9db06b1d68ce6"
		score = 75
		quality = 75
		tags = "FILE"
		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"

	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)

IdentifierTypeValueModifiers
$sequence_0hex{ 7407 b9???????? eb71 e8???????? 85c0 7407 b9???????? }
$sequence_1hex{ 51 51 53 57 51 6880000000 6a02 }
$sequence_2hex{ c745e0c2154000 c745e4e2154000 c745e806164000 c745ec2a164000 c745f052164000 c745f472164000 }
$sequence_3hex{ 8d45e8 50 ff75e0 6800100000 8b55f8 33c9 e8???????? }
$sequence_4hex{ 8365ec00 8365fc00 8d45fc 50 ff7510 8b550c }
$sequence_5hex{ 8b45f8 48 8945f8 ebe4 c745b43c000000 c745bc20000000 c745c800010000 }
$sequence_6hex{ 6801000040 57 53 ffd0 f7d8 5f 1bc0 }
$sequence_7hex{ 8bc1 33d2 f7f6 8bc8 8d4230 668907 8d7ffe }
$sequence_8hex{ 42 e8???????? 8bf8 e8???????? 3db7000000 750d }
$sequence_9hex{ ffd7 53 8d4508 50 8d460a 50 ffd7 }

Condition

7 of them and filesize < 147456

In 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.

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References

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)

Original rule

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

version1
toolyara-signator v0.6.0
signator_configcallsandjumps;datarefs;binvalue
malpedia_rule_date20260422
malpedia_hasha182e35da64e6d71cb55f125c4d4225196523f14
malpedia_version20260504
malpedia_licenseCC BY-SA 4.0
malpedia_sharingTLP:WHITE

Tags:FILE