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DITEKSHEN_INDICATOR_TOOL_PROX_Lanproxy

Detects lanproxy-go-client

Suspicious / huntingditekSHen detectionBSD 2-Clause LicenseCompiles with YARA-X
Author
ditekSHen
Date
2020-11-06
Modified
2024-09-25
Score / Quality
75 / 75

What this rule detects

Detects lanproxy-go-client

Targets: Windows PE.

It defines 8 patterns (8 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

indicator-tool-prox-lanproxy.yarBSD 2-Clause License
rule DITEKSHEN_INDICATOR_TOOL_PROX_Lanproxy : FILE
{
	meta:
		description = "Detects lanproxy-go-client"
		author = "ditekSHen"
		id = "71fc23d9-9aae-5666-832b-90cf5a86c474"
		date = "2020-11-06"
		modified = "2024-09-25"
		reference = "https://github.com/ditekshen/detection"
		source_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/yara/indicator_tools.yar#L660-L675"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "13a5aaea0fb522e3badb4a60d2db8d7dd46e5721bd6dc2e2b2e29d49e197c375"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$s1 = "serverShare" fullword ascii
		$s2 = "parkingOnChan" fullword ascii
		$s3 = "{{join .Names \", \"}}{{\"\\t\"}}{{.Usage}}{{end}}{{end}}{{end}}{{end}}{{" ascii
		$s4 = "</table></thead></tbody>" fullword ascii
		$s5 = "value=aacute;abreve;addressagrave;alt -> andand;angmsd;angsph;any -> apacir;approx;articleatilde;barvee;barwed;bdoUxXvbecaus;ber" ascii
		$s6 = "/dev/urandom127.0.0.1:" ascii
		$s7 = "non-IPv4 addressnon-IPv6 addressntrianglelefteq;object is remotepacer: H_m_prev=reflect mismatchregexp: Compile(remote I/O error" ascii
		$s8 = ".WithDeadline(.in-addr.arpa." ascii

	condition:
		( uint16( 0 ) == 0x5a4d or uint16( 0 ) == 0x457f ) and 6 of them
}

Strings (8 patterns)

IdentifierTypeValueModifiers
$s1text"serverShare"fullword ascii
$s2text"parkingOnChan"fullword ascii
$s3text"{{join .Names \", \"}}{{\"\\t\"}}{{.Usage}}{{end}}{{end}}{{end}}{{end}}{{"ascii
$s4text"</table></thead></tbody>"fullword ascii
$s5text"value=aacute;abreve;addressagrave;alt -> andand;angmsd;angsph;any -> apacir;approx;articleatilde;barvee;barwed;bdoUxXvbecaus;ber"ascii
$s6text"/dev/urandom127.0.0.1:"ascii
$s7text"non-IPv4 addressnon-IPv6 addressntrianglelefteq;object is remotepacer: H_m_prev=reflect mismatchregexp: Compile(remote I/O error"ascii
$s8text".WithDeadline(.in-addr.arpa."ascii

Condition

( uint16( 0 ) == 0x5a4d or uint16( 0 ) == 0x457f ) and 6 of them

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • At least 6 patterns in the rule must match.

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References

Licence & attribution

Author: ditekSHen

Source repository: ditekSHen detection @ e76c93dcde

Licence: BSD 2-Clause License (repository licence)

Copyright notice: Copyright 2021 by ditekSHen (https://github.com/ditekshen/detection).

Original rule

Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.

Rule id: 71fc23d9-9aae-5666-832b-90cf5a86c474

Tags:FILE