Analysis

  • max time kernel
    299s
  • max time network
    288s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/09/2026, 11:04

General

  • Target
    ID10793740.vbe
  • Size 187KB
  • Sample260930-m6crhazthy
  • SHA256 5c8f690e459743b93d4e1bf5e983a910987183e249f43953f9c69e68cf395a8b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Botnet
  • RemoteHost

C2
  • 102.220.161.52:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-0OTQJD

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Family: Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Badlisted process makes network request 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ID10793740.vbe"
    1⤵
    • Checks computer location settings
    • Executes a VBScript file via the Windows Script Host.
    • Suspicious use of WriteProcessMemory
    PID:4564
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /v:on /c echo ^%Preevaporated^% | !Pseudoprogrammernes! -
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4548
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" echo %Preevaporated% "
        3⤵
          PID:4916
        • \??\c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
          "c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" -
          3⤵
          • Badlisted process makes network request
          • Enumerates connected drives
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2664
          • C:\Windows\SysWOW64\backgroundtaskhost.exe
            "C:\Windows\SysWOW64\backgroundtaskhost.exe"
            4⤵
              PID:700
            • C:\Windows\SysWOW64\backgroundtaskhost.exe
              "C:\Windows\SysWOW64\backgroundtaskhost.exe"
              4⤵
              • Accesses Microsoft Outlook profiles
              • Enumerates connected drives
              • Suspicious use of NtCreateThreadExHideFromDebugger
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              • outlook_office_path
              PID:4676
              • C:\Windows\SysWOW64\backgroundtaskhost.exe
                "C:\Windows\SysWOW64\backgroundtaskhost.exe"
                5⤵
                  PID:3648

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              __PSScriptPolicyTest_4xawtp2b.gde.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4xawtp2b.gde.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH

              memory/2664-1-0x0000000002B10000-0x0000000002B46000-memory.dmp

              memory/2664-0-0x00000000051D0000-0x00000000051E0000-memory.dmp

              memory/2664-2-0x00000000051D0000-0x00000000051E0000-memory.dmp

              memory/2664-3-0x0000000005810000-0x0000000005E38000-memory.dmp

              memory/2664-4-0x0000000005360000-0x0000000005382000-memory.dmp

              memory/2664-5-0x0000000005510000-0x0000000005576000-memory.dmp

              memory/2664-6-0x0000000005580000-0x00000000055E6000-memory.dmp

              memory/2664-12-0x0000000005E40000-0x0000000006194000-memory.dmp

              memory/2664-15-0x0000000006440000-0x000000000645E000-memory.dmp

              memory/2664-16-0x00000000064D0000-0x000000000651C000-memory.dmp

              memory/2664-17-0x0000000006990000-0x00000000069D4000-memory.dmp

              memory/2664-18-0x0000000007720000-0x0000000007796000-memory.dmp

              memory/2664-19-0x0000000007E20000-0x000000000849A000-memory.dmp

              memory/2664-20-0x00000000077C0000-0x00000000077DA000-memory.dmp

              memory/2664-21-0x00000000051D0000-0x00000000051E0000-memory.dmp

              memory/2664-22-0x0000000007A20000-0x0000000007AB6000-memory.dmp

              memory/2664-23-0x0000000007980000-0x00000000079A2000-memory.dmp

              memory/2664-24-0x0000000008A50000-0x0000000008FF4000-memory.dmp

              memory/2664-25-0x00000000051D0000-0x00000000051E0000-memory.dmp

              memory/2664-26-0x00000000051D0000-0x00000000051E0000-memory.dmp

              memory/2664-27-0x00000000051D0000-0x00000000051E0000-memory.dmp

              memory/2664-29-0x00000000051D0000-0x00000000051E0000-memory.dmp

              memory/2664-30-0x00000000084E0000-0x00000000084E5000-memory.dmp

              memory/2664-31-0x0000000009000000-0x000000000BE6A000-memory.dmp

              memory/2664-32-0x0000000009000000-0x000000000BE6A000-memory.dmp

              memory/2664-33-0x00000000084E0000-0x00000000084E5000-memory.dmp

              memory/2664-34-0x0000000009000000-0x000000000BE6A000-memory.dmp

              memory/4676-42-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-46-0x000000001E690000-0x000000001E787000-memory.dmp

              memory/4676-50-0x000000001E690000-0x000000001E787000-memory.dmp

              memory/4676-49-0x000000001E690000-0x000000001E787000-memory.dmp

              memory/4676-57-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-58-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-59-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-60-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-61-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-62-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-64-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-66-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-67-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-68-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-69-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-70-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-71-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-72-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-74-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-75-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-76-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-77-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-78-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-79-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-80-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-81-0x0000000001000000-0x0000000002254000-memory.dmp

              memory/4676-82-0x0000000001000000-0x0000000002254000-memory.dmp