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SEKOIA_Tool_Edrsandblast_Cli_Strings

Detects EDRSandblast CLI strings

Hack toolSEKOIA.IO CommunityDetection Rule License 1.1Compiles with YARA-X
Author
Sekoia.io
Date
2024-01-08
Modified
2024-12-19
Score / Quality
75 / 80

What this rule detects

Detects EDRSandblast CLI strings

Targets: Windows PE.

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

Summary generated from the rule's metadata and condition.

Rule source

tool-edrsandblast-cli-strings.yarDetection Rule License 1.1
rule SEKOIA_Tool_Edrsandblast_Cli_Strings : FILE
{
	meta:
		description = "Detects EDRSandblast CLI strings"
		author = "Sekoia.io"
		id = "baf3c68a-1d28-464e-8240-28cc66c8c151"
		date = "2024-01-08"
		modified = "2024-12-19"
		reference = "https://github.com/SEKOIA-IO/Community"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/tool_edrsandblast_cli_strings.yar#L1-L19"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "dd6b3836b2f368c8d0ed06770f2469ef70d850ae1a9da26c7835f1877379efe9"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$ = "[!] LSASS dump might fail if RunAsPPL" wide
		$ = "[!] You did not provide at least one option between" wide
		$ = "[+] Detecting userland hooks in all loaded DLLs" wide
		$ = "[+] Saving them to the CSV file" wide

	condition:
		uint16be( 0 ) == 0x4d5a and 4 of them
}

Strings (4 patterns)

IdentifierTypeValueModifiers
$text"[!] LSASS dump might fail if RunAsPPL"wide
$text"[!] You did not provide at least one option between"wide
$text"[+] Detecting userland hooks in all loaded DLLs"wide
$text"[+] Saving them to the CSV file"wide

Condition

uint16be( 0 ) == 0x4d5a and 4 of them

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • At least 4 patterns in the rule must match.

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References

Licence & attribution

Author: Sekoia.io

Source repository: SEKOIA.IO Community @ a438a5901a

Licence: Detection Rule License 1.1 (repository licence)

Original rule

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

Rule id: baf3c68a-1d28-464e-8240-28cc66c8c151

Metadata

version1.0
classificationTLP:CLEAR

Tags:FILE