General

  • Target
    04082026_1518_04082026_Request for Quotation (RFQ) – CIF Offer required for items.rar
  • Size 1.2MB
  • Sample260804-spt74shl3t
  • SHA256 8c535a12e5e2191d7edb7efc442ea026d8c39b7a4538fbba7c75dc3774977643
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.melrz.com

  • Port

    21

  • Password

    Newmoney2023..

Targets

    • Target
      Request for Quotation (RFQ) – CIF Offer.JS
    • Size 3.3MB
    • SHA256 f891f74a43809bc1774c27a6b425a46e265cf5f824196b59c6258cb177504408
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: AgentTesla

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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks