General

  • Target
    408c4d58380b27b63921d211d088715360a1a73fc1674d18171d28337a1ad74c.zip
  • Size 1.3MB
  • Sample260715-ptscjacw3j
  • SHA256 cec7d4c73c5851b812fdbc3d91dd5b8da01f6a60f09413d9495c43eb9004710f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.melrz.com

  • Port

    21

  • Password

    Cl@ne1!2@3#4$

Targets

    • Target
      408c4d58380b27b63921d211d088715360a1a73fc1674d18171d28337a1ad74c.js
    • Size 3.1MB
    • SHA256 408c4d58380b27b63921d211d088715360a1a73fc1674d18171d28337a1ad74c
    • 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