Analysis

  • max time kernel
    120s
  • max time network
    54s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    03/07/2020, 06:27

General

  • Target
    PI10048395Pdf.exe
  • Size 427KB
  • Sample200703-ekj5tk3q4e
  • SHA256 d7f29eb383d858ffb0d62ca146b33d68a421e46416d521cacfcc9c9676d37e14
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

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

    Tries to access configuration files associated with programs like FileZilla.

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\PI10048395Pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PI10048395Pdf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1156
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yruvhzcVmWfpQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4690.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1720
    • C:\Users\Admin\AppData\Local\Temp\PI10048395Pdf.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EnumeratesProcesses
      PID:1792

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1792-2-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1792-4-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1792-5-0x0000000000400000-0x000000000044C000-memory.dmp