Analysis

  • max time kernel
    109s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    07-07-2020 08:34

General

  • Target

    Ticari Hesap Özetiniz.exe

  • Size

    566KB

  • MD5

    8e05981832709c9e00586b10c0481ea9

  • SHA1

    7968e6db47a3815025563afb2d9c12ea893d47e5

  • SHA256

    7d6bb1dd17997b0bd5f1aedbead104c6022e6ffc2f8e6a9716c7fb8c87e72a08

  • SHA512

    952b14edcd4fda18c7a6b853f5e88986795ceb7e74ae97d4c143420eb84c36287d83656436011a310837486e9440c708bbde1b25a04bc58a2e67d77d06b25262

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hospitalveterinariosur.com
  • Port:
    587
  • Username:
    info@hospitalveterinariosur.com
  • Password:
    HospitalVeterinarioAlSur2018

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe
    "C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3956

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Ticari Hesap Özetiniz.exe.log
      MD5

      3753b01eddc20f64178eaf3d55b5c146

      SHA1

      ca50665940eb8519e1df0c1f185fb72a271c2a66

      SHA256

      99096651b1d9b4a7562f56c8e42c06d1166f7f22a93816e2862317ada8154b37

      SHA512

      566366e651e94fab25454fb0199508cd62a64723137b32fbd5bee531110403d9194b9a4fc053740c571a69e820c1c72e48d65fc3a5410a22b6ae9d2e55508bf3

    • memory/2648-0-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/2648-1-0x000000000044C8DE-mapping.dmp
    • memory/3956-3-0x0000000000000000-mapping.dmp