Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    11/07/2022, 10:25

General

  • Target
    PO - 476762202 & 476762182_JULY 2022.Pdf.exe
  • Size 943KB
  • Sample220711-mfyahsafa7
  • SHA256 a59fd17f9d10de072c5ebef7f57a040d0f2dfd5d66c0640020be80f204d48588
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.obynnehhhan.com

  • Port

    587

  • Password

    G$MUuYG3

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO - 476762202 & 476762182_JULY 2022.Pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PO - 476762202 & 476762182_JULY 2022.Pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:3536
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1972

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/1636-130-0x0000000000D60000-0x0000000000E50000-memory.dmp

          memory/1636-131-0x0000000005CC0000-0x0000000006264000-memory.dmp

          memory/1636-132-0x0000000005710000-0x00000000057A2000-memory.dmp

          memory/1636-133-0x0000000005680000-0x000000000568A000-memory.dmp

          memory/1636-134-0x0000000007DE0000-0x0000000007E7C000-memory.dmp

          memory/1636-135-0x00000000084D0000-0x0000000008536000-memory.dmp

          memory/1972-138-0x0000000000400000-0x000000000043C000-memory.dmp

          memory/1972-139-0x0000000001830000-0x0000000001880000-memory.dmp