General

  • Target
    47f016f871f7d49470dfe808869c2b5d28ba6085173f69557eae8ff97af60823.zip
  • Size 267KB
  • Sample240611-bl3awaybjf
  • SHA256 47f016f871f7d49470dfe808869c2b5d28ba6085173f69557eae8ff97af60823
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://s4.serv00.com

  • Port

    21

  • Username

    f2241_dol

  • Password

    Doll900#@

Extracted

Credentials
  • Protocol

    ftp

  • Host

    s4.serv00.com

  • Port

    21

  • Username

    f2241_dol

  • Password

    Doll900#@

Targets

    • Target
      Shipping Documents PONBOM01577/Shipping Documents PONBOM01577.xlsx.exe
    • Size 390KB
    • SHA256 df9e1f7fa8d1badaa7afd42cc3aac4ef5aad3a9973ee71059599325284566e67
    • MD5 SHA1 SHA512 SSDEEP
    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks