General

  • Target

    Ensconxxftid8.exe

  • Size

    641KB

  • Sample

    201204-5lqsr8xaex

  • MD5

    9ea80f0b2541fdede1ff6bee281e1635

  • SHA1

    01058836bf00ea1f55805e3f1530c1f6d77b5f13

  • SHA256

    06a9a060648ff5e7c338ff73ef455dd96047597c53a7d53f58d72ffb77e4979f

  • SHA512

    fdbb89e1aa38f3e0c9871d693776a89f9fffdc774d3a1785393d755f50275b76ca6953ae91fedb4b89da1defb5b4499e3aee07703e4f700837ea2a23cc143616

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.baharanvilla.ir
  • Port:
    587
  • Username:
    cgi@baharanvilla.ir
  • Password:
    NFpAfIKCoT+L

Targets

    • Target

      Ensconxxftid8.exe

    • Size

      641KB

    • MD5

      9ea80f0b2541fdede1ff6bee281e1635

    • SHA1

      01058836bf00ea1f55805e3f1530c1f6d77b5f13

    • SHA256

      06a9a060648ff5e7c338ff73ef455dd96047597c53a7d53f58d72ffb77e4979f

    • SHA512

      fdbb89e1aa38f3e0c9871d693776a89f9fffdc774d3a1785393d755f50275b76ca6953ae91fedb4b89da1defb5b4499e3aee07703e4f700837ea2a23cc143616

    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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 Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks