Analysis by: Maria Emreen Viray
 

TrojanDownloader:O97M/Dridex.PMSK!MTB (MICROSOFT)

 Plate-forme:

Windows

 Overall Risk:
 Dommages potentiels: :
 Distribution potentielle: :
 reportedInfection:
 Information Exposure Rating::
Faible
Medium
Élevé
Critique

  • Type de grayware:
    Trojan

  • Destructif:
    Non

  • Chiffrement:
     

  • In the wild::
    Oui

  Overview

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  Détails techniques

File size: 76,561 bytes
File type: XLS, Other
Memory resident: Oui
Date de réception des premiers échantillons: 18 novembre 2021

Übertragungsdetails

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

Schleust die folgenden Dateien ein:

  • %ProgramData%\fjkdgjknfdgfjkdgjknfdg.rtf
  • %ProgramData%\api-ms-win-crt-stdio-l1-1-0.mp4

Fügt die folgenden Prozesse hinzu:

  • wmic.exe process call create 'mshta %ProgramData%\fjkdgjknfdgfjkdgjknfdg.rtf'
  • wmic process call create "rundll32.exe %ProgramData%\api-ms-win-crt-stdio-l1-1-0.mp4 LZDone"

Andere Details

It connects to the following possibly malicious URL:

  • https://cdn.{BLOCKED}app.com/attachments/910212171147915317/910550967668310016/WxDPscgHItkfTniggerjewhitler.mp4
  • https://cdn.{BLOCKED}app.com/attachments/910212171147915317/910550751456149534/JvqwnnQpTQVAyniggerjewhitler.mp4
  • https://cdn.{BLOCKED}app.com/attachments/910212171147915317/910550529279655966/qcAWeDaQPniggerjewhitler.mp4