Analysis

  • max time kernel
    114s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 20:46

General

  • Target
    DİLMER MAKINA LTD STI ORDER_PDF.exe
  • Size 511KB
  • Sample201109-dbt5bjerj6
  • SHA256 1d2a780d54c81fa2a4990bce7f008d8a1445ee1a47ea40db306dad6994285845
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.greebals.gr

  • Port

    587

  • Password

    g#BE=fpMXx@B

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DİLMER MAKINA LTD STI ORDER_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\DİLMER MAKINA LTD STI ORDER_PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:500
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PaSGTZOc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp773.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:208
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Windows\SysWOW64\REG.exe
        REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer / v NoRun / t REG_DWORD / d 1 / f
        3⤵
        • Modifies registry key
        PID:580

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2312-3-0x0000000000400000-0x000000000044C000-memory.dmp