Overview

overview

10

Static

static

10

11fb1d50b4...85.exe

windows10-2004-x64

10

11fb1d50b4...85.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    11fb1d50b4c54eac50d5b606bdad4bea99ef2492c7e4cb0862f5d5bf2d09c585
  • Size 45KB
  • Sample260715-ss1jasft9n
  • SHA256 11fb1d50b4c54eac50d5b606bdad4bea99ef2492c7e4cb0862f5d5bf2d09c585
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexvietfree.com:80

  • sexvietfree.com:22

  • sexvietfree.com:8080

  • sexvietfree.com:8880

  • sexvietfree.com:2052

  • sexvietfree.com:2082

  • sexvietfree.com:2086

  • sexvietfree.com:2095

  • sexvietfree.com:443

  • sexvietfree.com:2053

  • sexvietfree.com:2083

  • sexvietfree.com:2087

  • sexvietfree.com:2096

  • sexvietfree.com:8443

  • www.sexvietfree.com:80

  • www.sexvietfree.com:22

  • www.sexvietfree.com:8080

  • www.sexvietfree.com:8880

  • www.sexvietfree.com:2052

  • www.sexvietfree.com:2082

Mutex

  • vFWCJawNw9EG

Attributes
  • delay

    0

  • install

    true

  • install_file

    8yboc.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      11fb1d50b4c54eac50d5b606bdad4bea99ef2492c7e4cb0862f5d5bf2d09c585
    • Size 45KB
    • SHA256 11fb1d50b4c54eac50d5b606bdad4bea99ef2492c7e4cb0862f5d5bf2d09c585
    • 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