General

  • Target

    f12da21fcec70f5f7e7b35198259a88f_JaffaCakes118

  • Size

    569KB

  • Sample

    240922-dvy1xszbnn

  • MD5

    f12da21fcec70f5f7e7b35198259a88f

  • SHA1

    04dfa1d27b34aed412ac2b799f4b01675767f8b9

  • SHA256

    195d2a0a39642615534776e0c4eaa04ad2ac825f077e51a0f7c9697af9eecb6d

  • SHA512

    987f6fa83e310b1aa26c61258b7354d8423b86afedd554c5763f9a1014e1df613f5a79dde094ed06082a67dcbec7b6632d9e2f4864d779cb846519ff966d0b1a

  • SSDEEP

    12288:zKCz/ZLpo1y90NxqACSV90vrA68dM4zUbY/nO0bfLohY:zKCzNpo1yWM9OivrB4IbYW0bfeY

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    blessing@12345

Targets

    • Target

      f12da21fcec70f5f7e7b35198259a88f_JaffaCakes118

    • Size

      569KB

    • MD5

      f12da21fcec70f5f7e7b35198259a88f

    • SHA1

      04dfa1d27b34aed412ac2b799f4b01675767f8b9

    • SHA256

      195d2a0a39642615534776e0c4eaa04ad2ac825f077e51a0f7c9697af9eecb6d

    • SHA512

      987f6fa83e310b1aa26c61258b7354d8423b86afedd554c5763f9a1014e1df613f5a79dde094ed06082a67dcbec7b6632d9e2f4864d779cb846519ff966d0b1a

    • SSDEEP

      12288:zKCz/ZLpo1y90NxqACSV90vrA68dM4zUbY/nO0bfLohY:zKCzNpo1yWM9OivrB4IbYW0bfeY

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks