Analysis

  • max time kernel
    122s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2023, 10:23

General

  • Target
    pago de la factura 11-369013.PDF.exe
  • Size 498KB
  • Sample230310-meszeacg35
  • SHA256 3b185f9e2349e436272277d50a22df609a8253d0fafb2c53ea003083b2196689
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.sisoempresarialsas.com

  • Port

    21

  • Password

    .!LV?]FKWxUy

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\pago de la factura 11-369013.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\pago de la factura 11-369013.PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe"
      2⤵
        PID:5076
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe"
        2⤵
          PID:2968
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
          2⤵
            PID:3612
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
            2⤵
              PID:5044
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
              2⤵
                PID:3044
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
                2⤵
                  PID:1952
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
                  2⤵
                  • Accesses Microsoft Outlook profiles
                  • Suspicious use of AdjustPrivilegeToken
                  • outlook_office_path
                  • outlook_win_path
                  PID:2132

              Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    memory/2132-143-0x0000000005FF0000-0x0000000006082000-memory.dmp

                    memory/2132-138-0x0000000000400000-0x0000000000430000-memory.dmp

                    memory/2132-140-0x0000000005540000-0x0000000005AE4000-memory.dmp

                    memory/2132-141-0x0000000004EB0000-0x0000000004F16000-memory.dmp

                    memory/2132-142-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

                    memory/2132-144-0x0000000006090000-0x000000000609A000-memory.dmp

                    memory/2132-145-0x0000000006260000-0x00000000062B0000-memory.dmp

                    memory/2132-146-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

                    memory/4544-134-0x0000017D754B0000-0x0000017D754C0000-memory.dmp

                    memory/4544-135-0x0000017D77A30000-0x0000017D77AA6000-memory.dmp

                    memory/4544-136-0x0000017D779B0000-0x0000017D779CE000-memory.dmp

                    memory/4544-137-0x0000017D754B0000-0x0000017D754C0000-memory.dmp

                    memory/4544-133-0x0000017D59E60000-0x0000017D59EE0000-memory.dmp