Analysis

  • max time kernel
    116s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    17/08/2020, 19:09

General

  • Target
    orden de compra_pdf___________________________________.exe
  • Size 597KB
  • Sample200817-bp2a193wsa
  • SHA256 d805b37ff430c59fbac19f5ccbbaa2eec750849def87f05c7bf14e68f8531416
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla Payload 7 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\orden de compra_pdf___________________________________.exe
    "C:\Users\Admin\AppData\Local\Temp\orden de compra_pdf___________________________________.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Users\Admin\AppData\Local\Temp\orden de compra_pdf___________________________________.exe
      "C:\Users\Admin\AppData\Local\Temp\orden de compra_pdf___________________________________.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1040

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1040-6-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1040-8-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1040-9-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1040-10-0x0000000073B80000-0x000000007426E000-memory.dmp

        memory/1496-0-0x0000000073B80000-0x000000007426E000-memory.dmp

        memory/1496-1-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

        memory/1496-3-0x00000000005A0000-0x00000000005A3000-memory.dmp

        memory/1496-4-0x0000000005010000-0x000000000508F000-memory.dmp

        memory/1496-5-0x0000000004E80000-0x0000000004ED8000-memory.dmp