Analysis

  • max time kernel
    147s
  • max time network
    81s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    10/07/2020, 17:46

General

  • Target
    OFERTA DE LICENÇA DE COTAÇÃO - OAED_____.exe
  • Size 630KB
  • Sample200710-dvm4gxnkl6
  • SHA256 dc9ad489e9749a09227c79e5818fb5f3df9eb460bdc4c17e6d1efbe964b8b12f
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.lokalboyz.com

  • Port

    587

  • Password

    Pkl2awO}!@7o

Signatures

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • AgentTesla

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

  • Suspicious use of WriteProcessMemory 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Reads user/profile data of web browsers 2 TTPs

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

  • 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 data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

Processes

  • C:\Users\Admin\AppData\Local\Temp\OFERTA DE LICENÇA DE COTAÇÃO - OAED_____.exe
    "C:\Users\Admin\AppData\Local\Temp\OFERTA DE LICENÇA DE COTAÇÃO - OAED_____.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    PID:3768
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WmampRVV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1459.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2220
    • C:\Users\Admin\AppData\Local\Temp\OFERTA DE LICENÇA DE COTAÇÃO - OAED_____.exe
      "{path}"
      2⤵
        PID:2592
      • C:\Users\Admin\AppData\Local\Temp\OFERTA DE LICENÇA DE COTAÇÃO - OAED_____.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2684

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/2684-2-0x0000000000400000-0x000000000044C000-memory.dmp