Overview

overview

10

Static

static

10

nysdufisdfi.exe

windows10-2004-x64

10

nysdufisdfi.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    nysdufisdfi.exe
  • Size 45KB
  • Sample260730-md7feaff98
  • SHA256 2d23adddadc652330cb8ede9c2a425179138529b23d7f1a2c1fed56362c8764c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratadmindefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Admin

C2

  • toparenaslot.co/vi-vn/:80

  • toparenaslot.co/vi-vn/:443

  • toparenaslot.co/vi-vn/:7788

  • toparenaslot.co/vi-vn/:7879

  • toparenaslot.co/vi-vn/:3577

  • toparenaslot.co/:80

  • toparenaslot.co/:443

  • toparenaslot.co/:7788

  • toparenaslot.co/:7879

  • toparenaslot.co/:3577

  • www.toparenaslot.co/:80

  • www.toparenaslot.co/:443

  • www.toparenaslot.co/:7788

  • www.toparenaslot.co/:7879

  • www.toparenaslot.co/:3577

Mutex

  • R5o1yXCQ2suA

Attributes
  • delay

    3

  • install

    true

  • install_file

    nysdufisdfi.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      nysdufisdfi.exe
    • Size 45KB
    • SHA256 2d23adddadc652330cb8ede9c2a425179138529b23d7f1a2c1fed56362c8764c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    admindefense_evasiondiscoveryexecutionasyncratpersistencerat

    • Async RAT payload

      rat

    • Family: AsyncRat

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

      ratasyncrat

    • Checks computer location settings

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

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks