General

  • Target

    Quotation PDF.exe

  • Size

    714KB

  • Sample

    240408-3nx8gsfc56

  • MD5

    5c3fe90d74bdc6a9a594eeee2ab409eb

  • SHA1

    b28092debeff499658eb7032e93eeb1aab627e28

  • SHA256

    5674c6bfbaeab5c555aecba94111e912ff485de188fe98f8f24ade761656a670

  • SHA512

    d4d538846ee3843aa68e40ce33d5f3f93232b746e4d009502f30c167905f0766acd49329677a509982e49b75dc898ec62cc571e6d6a131b6c5c5a23df9e1ad9d

  • SSDEEP

    12288:RB1oVeonJAM+RSWkPe/f5IsYcuVYF0IGndq/px4lH6ct:Zo5mM+cbeXGs/uq06/pSX

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sintecno.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    nDoTaIty%Il8

Targets

    • Target

      Quotation PDF.exe

    • Size

      714KB

    • MD5

      5c3fe90d74bdc6a9a594eeee2ab409eb

    • SHA1

      b28092debeff499658eb7032e93eeb1aab627e28

    • SHA256

      5674c6bfbaeab5c555aecba94111e912ff485de188fe98f8f24ade761656a670

    • SHA512

      d4d538846ee3843aa68e40ce33d5f3f93232b746e4d009502f30c167905f0766acd49329677a509982e49b75dc898ec62cc571e6d6a131b6c5c5a23df9e1ad9d

    • SSDEEP

      12288:RB1oVeonJAM+RSWkPe/f5IsYcuVYF0IGndq/px4lH6ct:Zo5mM+cbeXGs/uq06/pSX

    • 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.

    • 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