General

  • Target

    Infected.exe

  • Size

    63KB

  • Sample

    240805-krfhqsvhnc

  • MD5

    6ebf955e667eca74175c3542178de4d6

  • SHA1

    ede474b8c1b9101424415e3b58087f1460024c31

  • SHA256

    3a280f118c4f7ac82065573f90304f21133cdb63ca937538fb204044b5a5af97

  • SHA512

    7c42c092074dcf9b664c1b0bf08d67e19880bb61bbc99411bebdabc5ff30494f6e7a9921c09434c7ad5abf1846d3779ad126c69e49841f6600f68d97b9f460fb

  • SSDEEP

    768:Cil3pYNlrm78RIC8A+XjqazcBRL5JTk1+T4KSBGHmDbD/ph0oXlE24NEMSuLbpqM:jyr0AdSJYUbdh9+vYuLbpqKmY7

Malware Config

Extracted

Family

asyncrat

Botnet

testing

C2

147.185.221.21:35374

Attributes
  • delay

    1

  • install

    true

  • install_file

    sigma.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Infected.exe

    • Size

      63KB

    • MD5

      6ebf955e667eca74175c3542178de4d6

    • SHA1

      ede474b8c1b9101424415e3b58087f1460024c31

    • SHA256

      3a280f118c4f7ac82065573f90304f21133cdb63ca937538fb204044b5a5af97

    • SHA512

      7c42c092074dcf9b664c1b0bf08d67e19880bb61bbc99411bebdabc5ff30494f6e7a9921c09434c7ad5abf1846d3779ad126c69e49841f6600f68d97b9f460fb

    • SSDEEP

      768:Cil3pYNlrm78RIC8A+XjqazcBRL5JTk1+T4KSBGHmDbD/ph0oXlE24NEMSuLbpqM:jyr0AdSJYUbdh9+vYuLbpqKmY7

    • AsyncRat

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

    • Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Async RAT payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks