Overview

overview

10

Static

static

10

fpsbooster.exe

windows7-x64

10

fpsbooster.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    fpsbooster.exe
  • Size 45KB
  • Sample240509-ykppqaee86
  • SHA256 f69ad405332cc0eac4dab5fd44326bc5863e0c255b967eb4332472dbf211a921
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.7B

Botnet

  • Default

C2

  • 127.0.0.1:1604

Mutex

  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    systeamupdate.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      fpsbooster.exe
    • Size 45KB
    • SHA256 f69ad405332cc0eac4dab5fd44326bc5863e0c255b967eb4332472dbf211a921
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    asyncratdefaultrat

    • AsyncRat

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

      ratasyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks