Analysis

  • max time kernel
    113s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    20/07/2020, 07:31

General

  • Target
    DHL Shipping Docs_pdf.exe
  • Size 1014KB
  • Sample200720-315e8nf3te
  • SHA256 30035d924336c3ffeda86c1931ee1d0345dad7b5dc891ae1f1e803275613e5e9
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.c67976.sgvps.net

  • Port

    587

  • Password

    duke2424@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL Shipping Docs_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Shipping Docs_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Users\Admin\AppData\Local\Temp\DHL Shipping Docs_pdf.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1440

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1440-2-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1440-4-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1440-5-0x0000000000400000-0x000000000044C000-memory.dmp