General

  • Target

    e5c7f3a708aa0582a476ac4394806bc1_JaffaCakes118

  • Size

    704KB

  • Sample

    240916-3r14jswdnl

  • MD5

    e5c7f3a708aa0582a476ac4394806bc1

  • SHA1

    ec9b7f5769f962d8d3e7ea4ad3dfc4ef54104214

  • SHA256

    659c836026b1ee353c16584705804815ea357519b446db36822fb40bed5ab320

  • SHA512

    4c8fa42cf7e08e4a5b242088ec9c0245d2b90dccfbd9950e4c474817bf3dbd036303c277339d7f75122f2da82ceec7143c5475dbae9af9958c790cb68a75064e

  • SSDEEP

    12288:ZD4fqRBdy4r3XyMb6U0t9Oi3d6iur4zuaMQJBBBDsEVt8n3dPizoeeDUIg8Z:BfdNXPmzdarNaMQ3slPizteDUIg8Z

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ALIbaba123

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ALIbaba123

Targets

    • Target

      e5c7f3a708aa0582a476ac4394806bc1_JaffaCakes118

    • Size

      704KB

    • MD5

      e5c7f3a708aa0582a476ac4394806bc1

    • SHA1

      ec9b7f5769f962d8d3e7ea4ad3dfc4ef54104214

    • SHA256

      659c836026b1ee353c16584705804815ea357519b446db36822fb40bed5ab320

    • SHA512

      4c8fa42cf7e08e4a5b242088ec9c0245d2b90dccfbd9950e4c474817bf3dbd036303c277339d7f75122f2da82ceec7143c5475dbae9af9958c790cb68a75064e

    • SSDEEP

      12288:ZD4fqRBdy4r3XyMb6U0t9Oi3d6iur4zuaMQJBBBDsEVt8n3dPizoeeDUIg8Z:BfdNXPmzdarNaMQ3slPizteDUIg8Z

    • 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.

    • Loads dropped DLL

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks