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MALPEDIA_Win_Nettraveler_Auto

autogenerated rule brought to you by yara-signator

MalwareNettravelerMalpedia 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: Nettraveler.

It defines 10 patterns (0 text, 10 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-nettraveler-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Nettraveler_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "f4869299-c837-587d-adf1-104a1eb2a080"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.nettraveler"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.nettraveler_auto.yar#L1-L119"
		license_url = "N/A"
		logic_hash = "3f3423057f8d483398337e6e473c308736e570456a334e7bcc459ee9dc2e52f8"
		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 = { 3bc3 7420 0145f8 8b450c }
		$sequence_1 = { ffd3 59 59 8d85c0feffff }
		$sequence_2 = { 0bd1 0355b4 8dbc17aac7b6e9 8bd0 8bcf }
		$sequence_3 = { 68???????? 68???????? ff15???????? 8bf0 83c43c 3bf3 7504 }
		$sequence_4 = { 8d8588f3ffff 68???????? 50 ffd7 59 8d85a4feffff 59 }
		$sequence_5 = { 7522 e8???????? 393d???????? 7410 e8???????? 85c0 7507 }
		$sequence_6 = { ab 8d45b8 6a10 50 68???????? e8???????? }
		$sequence_7 = { ff15???????? 8d45ec 50 6a28 ff15???????? }
		$sequence_8 = { 8bf0 8bd0 c1e61c c1ea04 }
		$sequence_9 = { ff75fc ff15???????? 85c0 7417 8d85f4fdffff 56 }

	condition:
		7 of them and filesize < 106496
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 3bc3 7420 0145f8 8b450c }
$sequence_1hex{ ffd3 59 59 8d85c0feffff }
$sequence_2hex{ 0bd1 0355b4 8dbc17aac7b6e9 8bd0 8bcf }
$sequence_3hex{ 68???????? 68???????? ff15???????? 8bf0 83c43c 3bf3 7504 }
$sequence_4hex{ 8d8588f3ffff 68???????? 50 ffd7 59 8d85a4feffff 59 }
$sequence_5hex{ 7522 e8???????? 393d???????? 7410 e8???????? 85c0 7507 }
$sequence_6hex{ ab 8d45b8 6a10 50 68???????? e8???????? }
$sequence_7hex{ ff15???????? 8d45ec 50 6a28 ff15???????? }
$sequence_8hex{ 8bf0 8bd0 c1e61c c1ea04 }
$sequence_9hex{ ff75fc ff15???????? 85c0 7417 8d85f4fdffff 56 }

Condition

7 of them and filesize < 106496

In plain words (Heuristic)

  • The file must be smaller than 106496 (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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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: f4869299-c837-587d-adf1-104a1eb2a080

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