Overview

overview

10

Static

static

1

sostener1.vbs

windows10-2004-x64

10

sostener1.vbs

windows11-21h2-x64

10

Sharing

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General

  • Target
    sostener1.vbs
  • Size 4.6MB
  • Sample251026-vp3klacw4a
  • SHA256 eaf0cc301ae124b8a2b966a9496e02466390f1557c1dfbfe26da8ffcb3df996c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
asyncratserverdiscoveryexecutionrat

Malware Config

Extracted

Language

  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://firebasestorage.googleapis.com/v0/b/loloer3434.firebasestorage.app/o/CIFRADO%20FFF3333%2Fnewdll.txt?alt=media&token=2a7619df-4ea7-43d3-9c6e-b74be01ff67f
  • exe.dropper

    https://firebasestorage.googleapis.com/v0/b/loloer3434.firebasestorage.app/o/CIFRADO%20FFF3333%2Fnewdll.txt?alt=media&token=2a7619df-4ea7-43d3-9c6e-b74be01ff67f

Extracted

Family

  • asyncrat

Version

  • 1.0.7

Botnet

  • Server

C2

  • dcdgloss.duckdns.org:45850

Mutex

  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      sostener1.vbs
    • Size 4.6MB
    • SHA256 eaf0cc301ae124b8a2b966a9496e02466390f1557c1dfbfe26da8ffcb3df996c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    serverdiscoveryexecutionasyncratrat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      ratasyncrat

    • Asyncrat family

      asyncrat

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks