Overview

overview

10

Static

static

10

ChromeUpdate.exe

windows10-2004-x64

10

ChromeUpdate.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    ChromeUpdate.exe
  • Size 111KB
  • Sample261012-sv3fnsb151
  • SHA256 9bf5ad18d3d5acb01cf6540b7dcca51a943c70d5da7044fae22aa00a48cc6f11
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • bmb66b.com:443

  • bmb66b.com:80

  • bmb66b.com:8080

  • bmb66b.com:8443

  • www.bmb66b.com:443

  • www.bmb66b.com:80

  • www.bmb66b.com:8080

  • www.bmb66b.com:8443

Mutex

  • gmxv4ttL7GTU

Attributes
  • delay

    3

  • install

    true

  • install_file

    Chrome.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      ChromeUpdate.exe
    • Size 111KB
    • SHA256 9bf5ad18d3d5acb01cf6540b7dcca51a943c70d5da7044fae22aa00a48cc6f11
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_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