General

  • Target

    d81944040f764a825bc229369ecb460c_JaffaCakes118

  • Size

    610KB

  • Sample

    240910-mq85rs1ekf

  • MD5

    d81944040f764a825bc229369ecb460c

  • SHA1

    f057c58a913f2f95d8e422dcd6e9b6d3d240373b

  • SHA256

    8f0e18c3776871c08f5c26a56f3b8edae0cb555d3194e99f581d99beda315bbd

  • SHA512

    a7386d76b27a40febb3f140a2a5734f4666f9a2730d57b92c9ed852e56dbd0210a5d28e9edd5b8b9f6d6d6fa2aa75ccaf21ff66e8acfe1eff50c1846e86dcc86

  • SSDEEP

    12288:Tv2Aq++rSemRO7hsg3UdLxSiVk7SHh7t+SmCUCvEvk:TARrSe++hsPSiVk7S/+SmDrvk

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    HEoxefZ9

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    HEoxefZ9

Targets

    • Target

      d81944040f764a825bc229369ecb460c_JaffaCakes118

    • Size

      610KB

    • MD5

      d81944040f764a825bc229369ecb460c

    • SHA1

      f057c58a913f2f95d8e422dcd6e9b6d3d240373b

    • SHA256

      8f0e18c3776871c08f5c26a56f3b8edae0cb555d3194e99f581d99beda315bbd

    • SHA512

      a7386d76b27a40febb3f140a2a5734f4666f9a2730d57b92c9ed852e56dbd0210a5d28e9edd5b8b9f6d6d6fa2aa75ccaf21ff66e8acfe1eff50c1846e86dcc86

    • SSDEEP

      12288:Tv2Aq++rSemRO7hsg3UdLxSiVk7SHh7t+SmCUCvEvk:TARrSe++hsPSiVk7S/+SmDrvk

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks