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DITEKSHEN_INDICATOR_TOOL_LTM_Ladonexp

Detect Ladon tool that assists in lateral movement across a network

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

Detect Ladon tool that assists in lateral movement across a network

Targets: Windows PE.

It defines 4 patterns (4 text, 0 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

indicator-tool-ltm-ladonexp.yarBSD 2-Clause License
rule DITEKSHEN_INDICATOR_TOOL_LTM_Ladonexp : FILE
{
	meta:
		description = "Detect Ladon tool that assists in lateral movement across a network"
		author = "ditekSHen"
		id = "bd1e7ef5-ae68-5e0d-8261-0eb765453bae"
		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#L1180-L1191"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "22f6a717b8464bddd850bb5ea8b416e99bceb91fe917f188be178f2fff620730"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$s1 = "txt_cscandll.Text" fullword wide
		$s2 = "CscanWebExpBuild.frmMain.resources" fullword ascii
		$s3 = "= \"$HttpXforwardedFor$\";" ascii
		$s4 = "namespace netscan" fullword ascii

	condition:
		uint16( 0 ) == 0x5a4d and 3 of them
}

Strings (4 patterns)

IdentifierTypeValueModifiers
$s1text"txt_cscandll.Text"fullword wide
$s2text"CscanWebExpBuild.frmMain.resources"fullword ascii
$s3text"= \"$HttpXforwardedFor$\";"ascii
$s4text"namespace netscan"fullword ascii

Condition

uint16( 0 ) == 0x5a4d and 3 of them

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • At least 3 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: bd1e7ef5-ae68-5e0d-8261-0eb765453bae

Tags:FILE