Analysis

  • max time kernel
    138s
  • max time network
    84s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    21/07/2020, 09:34

General

  • Target
    Consignment Details_PDF.exe
  • Size 932KB
  • Sample200721-6t6fx2ba5j
  • SHA256 87fd751ffdf45ad010725ae8b6e293a7be22cdbd8eb2acfca4f6436ab991e939
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.flood-protection.org

  • Port

    587

  • Password

    bigfish2424@

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.flood-protection.org

  • Port

    587

  • Password

    bigfish2424@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Consignment Details_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Consignment Details_PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3724
    • C:\Users\Admin\AppData\Local\Temp\Consignment Details_PDF.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2208
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3940

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/2208-1-0x0000000000400000-0x0000000000450000-memory.dmp