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MALPEDIA_Win_Meterpreter_Auto

autogenerated rule brought to you by yara-signator

Hack toolMeterpreterMalpedia 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: Meterpreter.

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

Summary generated from the rule's metadata and condition.

Rule source

win-meterpreter-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Meterpreter_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "2c41841a-115f-57ba-8a48-27de045e5a55"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.meterpreter"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.meterpreter_auto.yar#L1-L120"
		license_url = "N/A"
		logic_hash = "006a69c6441f656537729cba192b77787504b6e91bb113c3cfc9e307a9df755b"
		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 = { 5e 88c3 90 90 90 90 90 }
		$sequence_1 = { 51 d2d7 838f54ebdaa118 c1400133 d28a168b088a 0451 }
		$sequence_2 = { 836e0c50 ff15???????? 33e4 f1 }
		$sequence_3 = { 8b35???????? 25d6859b0f 94 41 0100 }
		$sequence_4 = { 3ddc4e0000 7d15 8b84fe8b550c51 52 50 a3???????? 83c42d }
		$sequence_5 = { 02c0 8bf7 b94c000061 f3ab 8b4573 8b4d0c 8bbdfc89068b }
		$sequence_6 = { c3 8d23 d352e8 d7 }
		$sequence_7 = { eb02 33c0 8b4e0c 4e 2a9dc052ff77 }
		$sequence_8 = { c88b2804 0800 001b c285f7 }
		$sequence_9 = { b90e00d000 f3ab 8b666a 00536a 32445014 8e0e 8b5183 }

	condition:
		7 of them and filesize < 188416
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 5e 88c3 90 90 90 90 90 }
$sequence_1hex{ 51 d2d7 838f54ebdaa118 c1400133 d28a168b088a 0451 }
$sequence_2hex{ 836e0c50 ff15???????? 33e4 f1 }
$sequence_3hex{ 8b35???????? 25d6859b0f 94 41 0100 }
$sequence_4hex{ 3ddc4e0000 7d15 8b84fe8b550c51 52 50 a3???????? 83c42d }
$sequence_5hex{ 02c0 8bf7 b94c000061 f3ab 8b4573 8b4d0c 8bbdfc89068b }
$sequence_6hex{ c3 8d23 d352e8 d7 }
$sequence_7hex{ eb02 33c0 8b4e0c 4e 2a9dc052ff77 }
$sequence_8hex{ c88b2804 0800 001b c285f7 }
$sequence_9hex{ b90e00d000 f3ab 8b666a 00536a 32445014 8e0e 8b5183 }

Condition

7 of them and filesize < 188416

In plain words (Heuristic)

  • The file must be smaller than 188416 (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: 2c41841a-115f-57ba-8a48-27de045e5a55

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

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