General

  • Target

    f33ef1f7bf7e283d2b9fca017c9231a2_JaffaCakes118

  • Size

    757KB

  • Sample

    240924-kh133s1dqh

  • MD5

    f33ef1f7bf7e283d2b9fca017c9231a2

  • SHA1

    e65b3dd978bb75089d9ae82ab074fbf4f1b42fd6

  • SHA256

    80fe0d30794f8831524ac6309ed0588b6a88b85a244ed266da4c9d7a92e3ee9f

  • SHA512

    2e83cba288d0921d08d4da07bf36902d2144137dc49d0b3d54232b2af04704910531d44a63c6379734f822f6ede71699c56aa4f74885158653756af42c1fe205

  • SSDEEP

    12288:kCy++re2vR6v1aga67mynlbUGyk8Uc5xz/gJX8d+apDBjVLRPzy:kfRrbfBsnP8UIIMdlpDzlPu

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    nnedimma080

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    nnedimma080

Targets

    • Target

      f33ef1f7bf7e283d2b9fca017c9231a2_JaffaCakes118

    • Size

      757KB

    • MD5

      f33ef1f7bf7e283d2b9fca017c9231a2

    • SHA1

      e65b3dd978bb75089d9ae82ab074fbf4f1b42fd6

    • SHA256

      80fe0d30794f8831524ac6309ed0588b6a88b85a244ed266da4c9d7a92e3ee9f

    • SHA512

      2e83cba288d0921d08d4da07bf36902d2144137dc49d0b3d54232b2af04704910531d44a63c6379734f822f6ede71699c56aa4f74885158653756af42c1fe205

    • SSDEEP

      12288:kCy++re2vR6v1aga67mynlbUGyk8Uc5xz/gJX8d+apDBjVLRPzy:kfRrbfBsnP8UIIMdlpDzlPu

    • AgentTesla

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

    • AgentTesla payload

    • 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