Analysis

  • max time kernel
    94s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    29/07/2020, 11:18

General

  • Target
    Swift-Copy.exe
  • Size 582KB
  • Sample200729-remfhynp66
  • SHA256 344c77c1b4e37bbec58a85aaf54518edf921d9a12dfcb2c5e4a07eb75d7201f6
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    qwerty123@@

Signatures

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Suspicious use of SetThreadContext 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.

  • AgentTesla

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • 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\Swift-Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift-Copy.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:3588
    • C:\Users\Admin\AppData\Local\Temp\Swift-Copy.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:3964

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3964-0-0x0000000000400000-0x000000000044C000-memory.dmp