Once extracted, the archive usually contains a VBScript (.vbs) , a JavaScript (.js) file, or a double-extension executable (e.g., tarea_1129.pdf.exe ) [4, 6].
It is most often associated with Grandoreiro or Mekotio , which are prominent banking trojans [3, 5]. These threats specialize in stealing financial credentials, capturing keystrokes, and monitoring browser activity [5]. Typical Infection Chain tarea 1129.zip
The user receives an email with a subject line like "Pendiente: Tarea 1129" or "Envío de archivos solicitados" [2]. Once extracted, the archive usually contains a VBScript (
The user downloads and unzips the file, then double-clicks the script or executable inside [1, 4]. a JavaScript (.js) file