Analysis

  • max time kernel
    298s
  • max time network
    236s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/08/2026, 00:22

General

  • Target
    25082026_0022_24082026_powershell_crypted.ps1
  • Size 1.5MB
  • Sample260825-apbrnavgrb
  • SHA256 42bdd5ec638ca08d0036dc0e797bc4607cc549c8817b30f4f9cd86a9e6e002cb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.duct-master.com

  • Port

    21

  • Password

    7hizJFB#U]xj!aZk

Signatures

  • Family: AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • ConfuserEx .NET packer 3 IoCs

    Detects ConfuserEx .NET packer.

  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\25082026_0022_24082026_powershell_crypted.ps1
    1⤵
    • Suspicious use of SetThreadContext
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4828
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
        PID:1800
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        2⤵
          PID:4492
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          2⤵
            PID:2408
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            2⤵
              PID:2960
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              2⤵
                PID:1612
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                2⤵
                • Accesses Microsoft Outlook profiles
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • outlook_office_path
                PID:1616

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  __PSScriptPolicyTest_oy4gdiav.bp1.ps1

                  • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oy4gdiav.bp1.ps1
                  • Size 60B
                  • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                  • MD5 SHA1 SHA512 TLSH

                  memory/1616-15-0x0000000000400000-0x0000000000442000-memory.dmp

                  memory/1616-22-0x0000000006E70000-0x0000000006E7A000-memory.dmp

                  memory/1616-21-0x0000000006D30000-0x0000000006D80000-memory.dmp

                  memory/1616-20-0x0000000006C90000-0x0000000006D22000-memory.dmp

                  memory/1616-19-0x0000000005850000-0x00000000058B6000-memory.dmp

                  memory/1616-16-0x0000000005EA0000-0x0000000006444000-memory.dmp

                  memory/4828-14-0x000001757DF40000-0x000001757DF54000-memory.dmp

                  memory/4828-1-0x0000017564D00000-0x0000017564D10000-memory.dmp

                  memory/4828-13-0x0000017564D00000-0x0000017564D10000-memory.dmp

                  memory/4828-12-0x000001757DF30000-0x000001757DF36000-memory.dmp

                  memory/4828-18-0x0000017564D00000-0x0000017564D10000-memory.dmp

                  memory/4828-17-0x0000017564D00000-0x0000017564D10000-memory.dmp

                  memory/4828-11-0x000001757DEE0000-0x000001757DEF4000-memory.dmp

                  memory/4828-10-0x0000017564D00000-0x0000017564D10000-memory.dmp

                  memory/4828-7-0x0000017564EB0000-0x0000017564ED2000-memory.dmp

                  memory/4828-0-0x0000017564D00000-0x0000017564D10000-memory.dmp

                  memory/4828-23-0x0000017564D00000-0x0000017564D10000-memory.dmp

                  memory/4828-24-0x0000017564D00000-0x0000017564D10000-memory.dmp