Analysis

  • max time kernel
    91s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12/04/2022, 02:23

General

  • Target
    payment details.exe
  • Size 1.0MB
  • Sample220412-ct5awadecp
  • SHA256 3b3ff2afcf8f10b9221e2bd5a293652103782881a9721eb94b321e20cada320a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.morabitur.com

  • Port

    587

  • Password

    ReservarEConfirmar

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • suricata: ET MALWARE AgentTesla Exfil Via SMTP

    suricata: ET MALWARE AgentTesla Exfil Via SMTP

  • Drops file in Drivers directory 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment details.exe
    "C:\Users\Admin\AppData\Local\Temp\payment details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3744
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1468

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1468-137-0x0000000000400000-0x000000000043A000-memory.dmp

        memory/1468-138-0x0000000006580000-0x00000000065E6000-memory.dmp

        memory/1468-139-0x0000000006AF0000-0x0000000006B40000-memory.dmp

        memory/3744-130-0x00000000002F0000-0x00000000003F8000-memory.dmp

        memory/3744-131-0x0000000004D50000-0x0000000004DEC000-memory.dmp

        memory/3744-132-0x0000000005460000-0x0000000005A04000-memory.dmp

        memory/3744-133-0x0000000004EB0000-0x0000000004F42000-memory.dmp

        memory/3744-134-0x0000000004E20000-0x0000000004E2A000-memory.dmp

        memory/3744-135-0x0000000005040000-0x0000000005096000-memory.dmp