Author: Maria Emreen Viray   
 

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

 PLATFORM:

Windows

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL::
 DISTRIBUTION POTENTIAL::
 REPORTED INFECTION:
 INFORMATION EXPOSURE:
Low
Medium
High
Critical

  • Threat Type:
    Trojan

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild::
    Yes

  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.

  TECHNICAL DETAILS

File size: 76,561 bytes
File type: XLS, Other
Memory resident: Yes
INITIAL SAMPLES RECEIVED DATE: 18 ноября 2021

Detalles de entrada

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

Instalación

Infiltra los archivos siguientes:

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

Agrega los procesos siguientes:

  • 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"

Otros detalles

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