Analysis

  • max time kernel
    45s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    13/07/2021, 12:54

General

  • Target
    FORTUNA Purchase order.exe
  • Size 840KB
  • Sample210713-mcwkdyn95e
  • SHA256 05d2cc58039f7d736dcaea7fc43415966758d7befeabf4be9d15ec4f0bb4431e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.ombakparadise.com

  • Port

    587

  • Password

    eng!@#paradise

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FORTUNA Purchase order.exe
    "C:\Users\Admin\AppData\Local\Temp\FORTUNA Purchase order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "{path}"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 696
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3332

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/804-114-0x00000000010F0000-0x00000000010F1000-memory.dmp

        memory/3572-115-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3572-118-0x00000000006C0000-0x00000000006C1000-memory.dmp