General

  • Target

    T. HALK BANKASI A.S.exe

  • Size

    489KB

  • Sample

    200710-tr7mr2yl6s

  • MD5

    be55dd6e2a8fb0d8e12fa824aa57d8c2

  • SHA1

    cbab35a49fa6c4597ccbcf8ff19b3a880457ff8d

  • SHA256

    d25f524faf11aee50288503f06409544fe07433df48455e89b2376de13255ff5

  • SHA512

    75f8f91a5abe004aff29a15d21616580c61aac677a04cfee9893a9475242f33d25212bc432c53d5f4b4c38a85366fbe3493b897cee0824b4867111cf9f0d7930

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Hunter$#@145722

Targets

    • Target

      T. HALK BANKASI A.S.exe

    • Size

      489KB

    • MD5

      be55dd6e2a8fb0d8e12fa824aa57d8c2

    • SHA1

      cbab35a49fa6c4597ccbcf8ff19b3a880457ff8d

    • SHA256

      d25f524faf11aee50288503f06409544fe07433df48455e89b2376de13255ff5

    • SHA512

      75f8f91a5abe004aff29a15d21616580c61aac677a04cfee9893a9475242f33d25212bc432c53d5f4b4c38a85366fbe3493b897cee0824b4867111cf9f0d7930

    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks