General

  • Target

    d88a9970ec7a11ade4a6dfc3d8150496.bin

  • Size

    654KB

  • Sample

    240428-cb3pbsea6t

  • MD5

    616bb9abe33baf3600c5eea6061ccdec

  • SHA1

    4243f24d55a0c5343c55aef30374c3d45aa6fd4f

  • SHA256

    fdc10cb8cd70c741b0a056007085261adf5a19111b4e25303b84aa5363821c24

  • SHA512

    5f0aef0f211612bbcfe2ece0718bafb03317a5b5288ddd867b89306a71f8e78309a5087f3857eb3aafe517b98879d2dc92b672db7bf981896d04aebea76b6c93

  • SSDEEP

    12288:V2itwEK4z3QzEXGWVHa4vTKyisQnnV9gfQfBOzIBWGioDU5bbl666eu:Vlta4bQ2GWBa47KDnnV9OQJSI35DU5bW

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.teddyjnr.com
  • Port:
    587
  • Username:
    cs2@teddyjnr.com
  • Password:
    Lisa#2022!
  • Email To:
    successbright053@gmail.com

Targets

    • Target

      c159014c79f8dc4d7888b0c092286f9b47fb2b1497dfbfa7c0620d78257127e2.exe

    • Size

      706KB

    • MD5

      d88a9970ec7a11ade4a6dfc3d8150496

    • SHA1

      90e72afbb1eed4c0f20fbc8a7ef5e3069ece0eef

    • SHA256

      c159014c79f8dc4d7888b0c092286f9b47fb2b1497dfbfa7c0620d78257127e2

    • SHA512

      54596967f17980e34528c20a2b284edcd03c02dd105d904600cb4e48816b560c201371b2f202db962a1df37dca310dd4a82ed08ab12683ccde74dd404d0a1af2

    • SSDEEP

      12288:GTn3D0uf8+u0wrXN/HoX18jyU0rOcKdIXxIlmQockPZS+/I6YtMl0:Az0uf8+1wriF8grBkIhIlmQocz+/TmM

    • AgentTesla

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

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks