Analysis

  • max time kernel
    133s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/02/2023, 06:08

General

  • Target

    comprobante.pdf.exe

  • Size

    42KB

  • MD5

    37dffb8fc4927092f3e166aee2afa828

  • SHA1

    13f38874c91e6186afdb694c896cf029d3875824

  • SHA256

    181232a9e88c12ab1b1ec7228c1a9f4703b44017fac6934a142361e37985ff15

  • SHA512

    ada8050509e45d104fb5414bc3970655701bbe85212aea01086cd95d6a127234ef0eab26c0891280586b72fc66fc9095b7ad33f988fc6f78d8acaa6032187e07

  • SSDEEP

    768:hev5NGja1TxGIP+tZS+XZg/0kt+Hrqt5RYVMcORgU24vSyiRj:MNG21T4IP+tZPX2MM+LqtfY9ORGhyi5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.sisoempresarialsas.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    .!LV?]FKWxUy

Signatures

  • AgentTesla

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 44 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\comprobante.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\comprobante.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
      2⤵
        PID:364
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
        2⤵
          PID:4752
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
          2⤵
            PID:4776
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe"
            2⤵
              PID:3392
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
              2⤵
                PID:1516
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
                2⤵
                  PID:2544
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
                  2⤵
                    PID:1460
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe
                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe"
                    2⤵
                      PID:2000
                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"
                      2⤵
                        PID:3968
                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe
                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe"
                        2⤵
                          PID:1764
                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe
                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe"
                          2⤵
                            PID:2276
                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe
                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe"
                            2⤵
                              PID:1608
                            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe
                              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"
                              2⤵
                                PID:4460
                              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe
                                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe"
                                2⤵
                                  PID:3148
                                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
                                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
                                  2⤵
                                    PID:2672
                                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe
                                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe"
                                    2⤵
                                      PID:4668
                                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
                                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe"
                                      2⤵
                                        PID:2696
                                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe
                                        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe"
                                        2⤵
                                          PID:1504
                                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
                                          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
                                          2⤵
                                            PID:2812
                                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe
                                            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe"
                                            2⤵
                                              PID:2920
                                            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe
                                              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe"
                                              2⤵
                                                PID:1528
                                              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
                                                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
                                                2⤵
                                                  PID:1272
                                                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
                                                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
                                                  2⤵
                                                  • Accesses Microsoft Outlook profiles
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  • outlook_office_path
                                                  • outlook_win_path
                                                  PID:3704

                                              Network

                                                    MITRE ATT&CK Enterprise v6

                                                    Replay Monitor

                                                    Loading Replay Monitor...

                                                    Downloads

                                                    • memory/1224-132-0x00000219137B0000-0x00000219137BE000-memory.dmp

                                                      Filesize

                                                      56KB

                                                    • memory/1224-133-0x0000021913B40000-0x0000021913B48000-memory.dmp

                                                      Filesize

                                                      32KB

                                                    • memory/1224-134-0x00007FFA97F70000-0x00007FFA98A31000-memory.dmp

                                                      Filesize

                                                      10.8MB

                                                    • memory/1224-137-0x00007FFA97F70000-0x00007FFA98A31000-memory.dmp

                                                      Filesize

                                                      10.8MB

                                                    • memory/3704-135-0x0000000000400000-0x0000000000430000-memory.dmp

                                                      Filesize

                                                      192KB

                                                    • memory/3704-138-0x00000000058A0000-0x0000000005E44000-memory.dmp

                                                      Filesize

                                                      5.6MB

                                                    • memory/3704-139-0x00000000053B0000-0x0000000005416000-memory.dmp

                                                      Filesize

                                                      408KB

                                                    • memory/3704-140-0x0000000006510000-0x00000000065A2000-memory.dmp

                                                      Filesize

                                                      584KB

                                                    • memory/3704-141-0x00000000065D0000-0x00000000065DA000-memory.dmp

                                                      Filesize

                                                      40KB

                                                    • memory/3704-142-0x0000000006770000-0x00000000067C0000-memory.dmp

                                                      Filesize

                                                      320KB