YARA · SEKOIA.IO Community
SEKOIA_Tool_Scanline_Strings
Detects scanline (non-packed)
- Author
- Sekoia.io
- Date
- 2024-09-06
- Modified
- 2024-12-19
- Score / Quality
- 75 / 80
What this rule detects
Detects scanline (non-packed)
Associated malware family: Scanline.
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-scanline-strings.yarDetection Rule License 1.1
rule SEKOIA_Tool_Scanline_Strings : FILE
{
meta:
= "Detects scanline (non-packed)"
= "Sekoia.io"
= "65677b81-d077-4d01-8398-cbb06ce49edf"
= "2024-09-06"
= "2024-12-19"
= "https://github.com/SEKOIA-IO/Community"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/tool_scanline_strings.yar#L1-L18"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
= "e02ae30451aa5eaffb588e92ecc221bf6ed07097bc493c6a55cf688da8b76151"
= 75
= 80
= "FILE"
= "1.0"
= "TLP:CLEAR"
strings:
$ = "Resolve IP addresses to hostnames"
$ = "Randomize IP and port scan order"
$ = "?bhijnprsT"
$ = "sl -bht"
condition:
uint16be( 0 ) == 0x4d5a and 3 of them
}
Strings (4 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $ | text | "Resolve IP addresses to hostnames" | |
| $ | text | "Randomize IP and port scan order" | |
| $ | text | "?bhijnprsT" | |
| $ | text | "sl -bht" |
Condition
uint16be( 0 ) == 0x4d5a and 3 of themIn plain words (Heuristic)
- The file must start with “MZ” — a Windows executable (PE).
- At least 3 patterns in the rule must match.
Test this rule in your browser
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References
Licence & attribution
Author: Sekoia.io
Source repository: SEKOIA.IO Community @ a438a5901a
Licence: Detection Rule License 1.1 (repository licence)
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: 65677b81-d077-4d01-8398-cbb06ce49edf
Metadata
| version | 1.0 |
|---|---|
| classification | TLP:CLEAR |
Tags:FILE
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