General

  • Target
    6eef6eaca090292e580440cca598a1d0005e901fec4a462ec1ba6bd419130600.js.rar
  • Size 1.5MB
  • Sample260714-lvf44sat4n
  • SHA256 6eef6eaca090292e580440cca598a1d0005e901fec4a462ec1ba6bd419130600
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.enogcaen-br.com

  • Port

    21

  • Password

    )%8D{RiwKcGI;U$D

Targets

    • Target
      Factura.JS
    • Size 5.6MB
    • SHA256 3112c60becece0e815149f92f307d880b95693364d1ff87094f4c42d6b1d7bdb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: AgentTesla

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

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • 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.

    • 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.

MITRE ATT&CK Enterprise v16

Tasks