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DITEKSHEN_INDICATOR_TOOL_PWS_Azbelt

Detects azbelt for enumerating Azure related credentials primarily on AAD joined machines

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 azbelt for enumerating Azure related credentials primarily on AAD joined machines

Targets: Windows PE.

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

Summary generated from the rule's metadata and condition.

Rule source

Download .yar
indicator-tool-pws-azbelt.yarBSD 2-Clause License
rule DITEKSHEN_INDICATOR_TOOL_PWS_Azbelt : FILE
{
	meta:
		description = "Detects azbelt for enumerating Azure related credentials primarily on AAD joined machines"
		author = "ditekSHen"
		id = "cf9268d2-1928-51e8-9643-ee0a5bada9fa"
		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#L1323-L1338"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "71cc2b3418ea5e285adafe03fa80bade67dc3e4073fe58d42bc6190860b48b43"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$s1 = "@http://169.254.169.254/metadata/identity/oauth2/token?api-version=" ascii
		$s2 = "@Partner Customer Delegated Admin Offline Processor" fullword ascii
		$s3 = "@TargetName: " fullword ascii
		$s4 = "httpclient.nim" fullword ascii
		$s5 = "@DSREG_DEVICE_JOIN" fullword ascii
		$s6 = "@.azure/msal_token_cache.bin" fullword ascii
		$s7 = "CredEnumerateW" fullword ascii
		$s8 = "@http://169.254.169.254/metadata/instance?api-version=" ascii

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

Strings (8 patterns)

IdentifierTypeValueModifiers
$s1text"@http://169.254.169.254/metadata/identity/oauth2/token?api-version="ascii
$s2text"@Partner Customer Delegated Admin Offline Processor"fullword ascii
$s3text"@TargetName: "fullword ascii
$s4text"httpclient.nim"fullword ascii
$s5text"@DSREG_DEVICE_JOIN"fullword ascii
$s6text"@.azure/msal_token_cache.bin"fullword ascii
$s7text"CredEnumerateW"fullword ascii
$s8text"@http://169.254.169.254/metadata/instance?api-version="ascii

Condition

uint16( 0 ) == 0x5a4d 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: cf9268d2-1928-51e8-9643-ee0a5bada9fa

Tags:FILE

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