Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    12/07/2020, 08:06

General

  • Target
    REV- PI 1696195.exe
  • Size 392KB
  • Sample200712-nezmpqszv2
  • SHA256 8184f5c076e0843551942cca6c5f1dbc72ddb32d1fe9d4b415eccca59651060d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.usamilitarydept.com

  • Port

    587

  • Password

    qqkgpIN2

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • AgentTesla

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious use of WriteProcessMemory 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\REV- PI 1696195.exe
    "C:\Users\Admin\AppData\Local\Temp\REV- PI 1696195.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cyvKiQyyTFW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp91CB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3512
    • C:\Users\Admin\AppData\Local\Temp\REV- PI 1696195.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:1852
  • C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe
    C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe
    1⤵
      PID:3224

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/1852-2-0x0000000000400000-0x000000000044C000-memory.dmp