Analysis

  • max time kernel
    123s
  • max time network
    109s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    16/07/2020, 13:36

General

  • Target
    RFQ.exe
  • Size 559KB
  • Sample200716-rc23qpy6mj
  • SHA256 067b9d06a47a9ca284129833cf4d79dae27bb36c6bccef4bb6ef01bd649db763
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.ru

  • Port

    587

  • Password

    @jaffinmarknma@344

Signatures

  • Suspicious use of WriteProcessMemory 11 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 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.

  • 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\RFQ.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:3588
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SIuseiZals" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFF3B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1004
    • C:\Users\Admin\AppData\Local\Temp\RFQ.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:3720

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3720-6-0x0000000000400000-0x000000000044C000-memory.dmp