General

  • Target

    72bfb041b92ee316fdcc89683c945db30ecbc1c6ea51fda2cfe5d7dd17d4b188

  • Size

    729KB

  • Sample

    240510-klgtlsdb7x

  • MD5

    df03e58ec9fd13a1615b42200de627ff

  • SHA1

    cb48f528bb0c672b1a7bacac0c573b7f26f6632e

  • SHA256

    72bfb041b92ee316fdcc89683c945db30ecbc1c6ea51fda2cfe5d7dd17d4b188

  • SHA512

    b700d9bfe99edaee9bcaae6793ca1bc84e10ae70e3527f5feed8b6ec37a813cffef2d9ccc125a5cfdbf3507182b3004bef2db628249849cb116162dbe8a291d1

  • SSDEEP

    12288:maIopUxsMKksEQi5vBdFVm2H9UpjMWFCHv++47VneL7JAuLp879PMzE:GV2M3hBdFVpUIWIHv+nUJ5N

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Password: )NYyffR0

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      72bfb041b92ee316fdcc89683c945db30ecbc1c6ea51fda2cfe5d7dd17d4b188

    • Size

      729KB

    • MD5

      df03e58ec9fd13a1615b42200de627ff

    • SHA1

      cb48f528bb0c672b1a7bacac0c573b7f26f6632e

    • SHA256

      72bfb041b92ee316fdcc89683c945db30ecbc1c6ea51fda2cfe5d7dd17d4b188

    • SHA512

      b700d9bfe99edaee9bcaae6793ca1bc84e10ae70e3527f5feed8b6ec37a813cffef2d9ccc125a5cfdbf3507182b3004bef2db628249849cb116162dbe8a291d1

    • SSDEEP

      12288:maIopUxsMKksEQi5vBdFVm2H9UpjMWFCHv++47VneL7JAuLp879PMzE:GV2M3hBdFVpUIWIHv+nUJ5N

    • AgentTesla

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

    • 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