YARA · SEKOIA.IO Community
SEKOIA_Apt_Cloudatlas_Rtf_Shellcode_Cve_2018_0798
CloudAtlas Shellcode for CVE_2018_0798
- Author
- Sekoia.io
- Date
- 2022-12-01
- Modified
- 2024-12-19
- Score / Quality
- 75 / 80
What this rule detects
CloudAtlas Shellcode for CVE_2018_0798
It defines 1 patterns (1 text, 0 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
apt-cloudatlas-rtf-shellcode-cve-2018-0798.yarDetection Rule License 1.1
rule SEKOIA_Apt_Cloudatlas_Rtf_Shellcode_Cve_2018_0798 : FILE
{
meta:
= "CloudAtlas Shellcode for CVE_2018_0798 "
= "Sekoia.io"
= "6c602c66-df40-4436-800f-e548dacc1e81"
= "2022-12-01"
= "2024-12-19"
= "https://github.com/SEKOIA-IO/Community"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/apt_cloudatlas_rtf_shellcode_cve_2018_0798.yar#L1-L16"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
= "a8c320ca81ef196b84a8fb08d9e02ef8cfb338024fa7e6776ff6c8c049b8e63c"
= 75
= 80
= "FILE"
= "1.0"
= "TLP:CLEAR"
strings:
$s1 = "6060606061616161616161616161616161616161FB0B00004bE8FFFFFFFFC35F83C71B33C966B908010f0d00ddd8d97424f4668137" ascii nocase
condition:
filesize < 8MB and all of them
}
Strings (1 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $s1 | text | "6060606061616161616161616161616161616161FB0B00004bE8FFFFFFFFC35F83C71B33C966B908010f0d00ddd8d97424f4668137" | ascii nocase |
Condition
filesize < 8MB and all of themIn plain words (Heuristic)
- The file must be smaller than 8MB (a cheap guard that skips large files).
- All patterns in the rule must match.
Test this rule in your browser
Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.
Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.
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: 6c602c66-df40-4436-800f-e548dacc1e81
Metadata
| version | 1.0 |
|---|---|
| classification | TLP:CLEAR |
Tags:FILE
Related rules
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-09-10
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-10-21
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-10-21
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-09-27
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-09-27
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-09-23
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-06-11
- APT / threat actorSEKOIA.IO Community· Sekoia.io· 2024-03-06