YARA · SEKOIA.IO Community
SEKOIA_Infostealer_Win_Vulturi
Detect the Vulturi infostealer based on specific strings
- Autor
- Sekoia.io
- Fecha
- 2022-03-14
- Modificada
- 2024-12-19
- Puntuación / Calidad
- 75 / 80
Qué detecta esta regla
Detect the Vulturi infostealer based on specific strings
Familia de malware asociada: Vulturi.
Objetivos: PE de Windows.
Define 18 patrones (18 de texto, 0 hex, 0 regex).
Resumen generado a partir de los metadatos y la condición de la regla.
Código de la regla
infostealer-win-vulturi.yarDetection Rule License 1.1
rule SEKOIA_Infostealer_Win_Vulturi : FILE
{
meta:
= "Detect the Vulturi infostealer based on specific strings"
= "Sekoia.io"
= "5369cbfb-ff94-4484-b5a4-894feeed97e1"
= "2022-03-14"
= "2024-12-19"
= "https://lamp-ret.club/t/vulturi-cracked-by-tr0uble-and-eshelon_mayskih.193/"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/infostealer_win_vulturi.yar#L1-L35"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
= "2d442768499ea0d4b6f5ac0d85521d73bb8337a53f1641485b0ce0054e2dc91c"
= 75
= 80
= "FILE"
= "1.0"
= "TLP:CLEAR"
strings:
$vul = "Vulturi_" ascii
$str01 = "/C chcp 65001 && ping 127.0.0.1 && DEL /F /S /Q /A" wide
$str02 = "SELECT ExecutablePath, ProcessID FROM Win32_Process" wide
$str03 = "Apps\\Gaming\\Minecraft" wide
$str04 = "Apps\\Gaming\\Steam\\Apps" wide
$str05 = "Messengers\\Facebook\\Contacts.txt" wide
$str06 = "Messengers\\Discord\\Tokens.txt" wide
$str07 = "Apps\\VPN\\NordVPN\\accounts.txt" wide
$str08 = "Apps\\VPN\\DUC\\credentials.txt" wide
$str09 = "System\\Screenshots\\Webcam.png" wide
$str10 = "System\\Screenshots\\Desktop.png" wide
$str11 = "GTA San Andreas User Files\\SAMP\\USERDATA.DAT" wide
$str12 = "http://ip-api.com/line?fields=query" wide
$str13 = "Wireshark" wide
$str14 = "KeePass.config.xml" wide
$str15 = "Apps\\TheBat!" wide
$str16 = "Vulturi" wide
$str17 = "StealerStub" wide
condition:
uint16( 0 ) == 0x5A4D and ( #vul > 50 or 12 of ( $str* ) )
}
Cadenas (18 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $vul | texto | "Vulturi_" | ascii |
| $str01 | texto | "/C chcp 65001 && ping 127.0.0.1 && DEL /F /S /Q /A" | wide |
| $str02 | texto | "SELECT ExecutablePath, ProcessID FROM Win32_Process" | wide |
| $str03 | texto | "Apps\\Gaming\\Minecraft" | wide |
| $str04 | texto | "Apps\\Gaming\\Steam\\Apps" | wide |
| $str05 | texto | "Messengers\\Facebook\\Contacts.txt" | wide |
| $str06 | texto | "Messengers\\Discord\\Tokens.txt" | wide |
| $str07 | texto | "Apps\\VPN\\NordVPN\\accounts.txt" | wide |
| $str08 | texto | "Apps\\VPN\\DUC\\credentials.txt" | wide |
| $str09 | texto | "System\\Screenshots\\Webcam.png" | wide |
| $str10 | texto | "System\\Screenshots\\Desktop.png" | wide |
| $str11 | texto | "GTA San Andreas User Files\\SAMP\\USERDATA.DAT" | wide |
| $str12 | texto | "http://ip-api.com/line?fields=query" | wide |
| $str13 | texto | "Wireshark" | wide |
| $str14 | texto | "KeePass.config.xml" | wide |
| $str15 | texto | "Apps\\TheBat!" | wide |
| $str16 | texto | "Vulturi" | wide |
| $str17 | texto | "StealerStub" | wide |
Condición
uint16( 0 ) == 0x5A4D and ( #vul > 50 or 12 of ( $str* ) )En palabras sencillas (Heurística)
- El archivo debe empezar por «MZ»: un ejecutable de Windows (PE).
- Deben coincidir al menos 12 patrones de ( $str* ).
- El patrón $vul debe aparecer > 50 veces.
Prueba esta regla en tu navegador
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Licencia y atribución
Autor: Sekoia.io
Repositorio de origen: SEKOIA.IO Community @ a438a5901a
Licencia: Detection Rule License 1.1 (licencia del repositorio)
Obtenida a través de YARA Forge 20260927, que añade a los nombres el prefijo de la fuente y campos meta normalizados.
Id de la regla: 5369cbfb-ff94-4484-b5a4-894feeed97e1
Metadatos
| version | 1.0 |
|---|---|
| classification | TLP:CLEAR |
Etiquetas:FILE
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