General

  • Target

    ada0d82cadfa498997425b28adc1886c3cf13ebe92bd60008627756db5643bc5.exe

  • Size

    245KB

  • Sample

    240509-cbxs3sca6z

  • MD5

    ff249fb7303039ccb7db0f7b25f2057b

  • SHA1

    92db5fcfbe38294671877f222a2d208d082868e9

  • SHA256

    ada0d82cadfa498997425b28adc1886c3cf13ebe92bd60008627756db5643bc5

  • SHA512

    1eedbe4f5a47dd3b42f32cd5cf6adcf57775da0eb7ee4bc83ba0d6840c856d7a4176988c14134bb133f6dabbe3ff94f3b8de448088bd66d6ee4341301e7cbe36

  • SSDEEP

    3072:YhhQRIQkoUQ6hWNuC+2EsSzZu1qtX5y9FP5uGqSaop4:YRQkoUQ6hWNuC+2WZuWX5y9F8SR

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.brusln.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Countrycode@2024

Targets

    • Target

      ada0d82cadfa498997425b28adc1886c3cf13ebe92bd60008627756db5643bc5.exe

    • Size

      245KB

    • MD5

      ff249fb7303039ccb7db0f7b25f2057b

    • SHA1

      92db5fcfbe38294671877f222a2d208d082868e9

    • SHA256

      ada0d82cadfa498997425b28adc1886c3cf13ebe92bd60008627756db5643bc5

    • SHA512

      1eedbe4f5a47dd3b42f32cd5cf6adcf57775da0eb7ee4bc83ba0d6840c856d7a4176988c14134bb133f6dabbe3ff94f3b8de448088bd66d6ee4341301e7cbe36

    • SSDEEP

      3072:YhhQRIQkoUQ6hWNuC+2EsSzZu1qtX5y9FP5uGqSaop4:YRQkoUQ6hWNuC+2WZuWX5y9F8SR

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks