Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/11/2026, 00:44

General

  • Target
    Disgeneric.vbs
  • Size 95KB
  • Sample261109-a3kaysbe22
  • SHA256 df5eb0acb2a459edb8483c8ad37aac0604267edadf41ca47a28bf003748e35f8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 6.0.0 Pro

Botnet
  • RemoteHost

C2
  • 31.57.216.16:2404

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-0N9QNF

  • 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: Remcos

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

  • Detected Nirsoft tools 3 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Badlisted process makes network request 2 IoCs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 8 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 24 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.

  • 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
  • Suspicious use of SetThreadContext 24 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.

  • Program crash 7 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 26 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 41 IoCs
  • Suspicious behavior: MapViewOfSection 1 TTPs 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Disgeneric.vbs"
    1⤵
    • Executes a VBScript file via the Windows Script Host.
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /q /v:on /c echo ^%Pintoes^% | !Rascacio! -
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5784
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" echo %Pintoes% "
        3⤵
          PID:4520
        • \??\c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe
          "c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" -
          3⤵
          • Badlisted process makes network request
          • 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:4684
          • C:\Windows\SysWOW64\backgroundtaskhost.exe
            "C:\Windows\SysWOW64\backgroundtaskhost.exe"
            4⤵
              PID:2876
            • C:\Windows\SysWOW64\backgroundtaskhost.exe
              "C:\Windows\SysWOW64\backgroundtaskhost.exe"
              4⤵
              • Suspicious use of NtCreateThreadExHideFromDebugger
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of WriteProcessMemory
              PID:4404
              • C:\Windows\SysWOW64\backgroundtaskhost.exe
                "C:\Windows\SysWOW64\backgroundtaskhost.exe"
                5⤵
                  PID:260
                • C:\Windows\SysWOW64\backgroundtaskhost.exe
                  C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\pviabn"
                  5⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4764
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 576
                    6⤵
                    • Program crash
                    PID:3472
                • C:\Windows\SysWOW64\backgroundtaskhost.exe
                  C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\rpotugnlb"
                  5⤵
                  • Accesses Microsoft Outlook accounts
                  • Accesses Microsoft Outlook profiles
                  • System Location Discovery: System Language Discovery
                  PID:4500
                • C:\Windows\SysWOW64\backgroundtaskhost.exe
                  C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\brtmvyynphnxk"
                  5⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4388
                • C:\Windows\SysWOW64\backgroundtaskhost.exe
                  C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\wypdzxszdesrwjxqlvmojkohfvthfxzu"
                  5⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1592
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 236
                    6⤵
                    • Program crash
                    PID:6100
                • C:\Windows\SysWOW64\backgroundtaskhost.exe
                  C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\gauos"
                  5⤵
                  • Accesses Microsoft Outlook accounts
                  • Accesses Microsoft Outlook profiles
                  • System Location Discovery: System Language Discovery
                  PID:3560
                • C:\Windows\SysWOW64\backgroundtaskhost.exe
                  C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\juzgtiou"
                  5⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2192
                • C:\Windows\SysWOW64\backgroundtaskhost.exe
                  C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\nebqyztzozygxlhiwfuwqpbyiiqusks"
                  5⤵
                    PID:3936
                  • C:\Windows\SysWOW64\backgroundtaskhost.exe
                    C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\nebqyztzozygxlhiwfuwqpbyiiqusks"
                    5⤵
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    PID:5840
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 5840 -s 584
                      6⤵
                      • Program crash
                      PID:4080
                  • C:\Windows\SysWOW64\backgroundtaskhost.exe
                    C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\ygojrrdachqlirvmfqhxbcwproavmviisv"
                    5⤵
                    • Accesses Microsoft Outlook accounts
                    • Accesses Microsoft Outlook profiles
                    • System Location Discovery: System Language Discovery
                    PID:3192
                  • C:\Windows\SysWOW64\backgroundtaskhost.exe
                    C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\aattrk"
                    5⤵
                      PID:1376
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\aattrk"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:5988
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\vphlwjagemmrwgoeqnhstqcgky"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4576
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 584
                        6⤵
                        • Program crash
                        PID:4612
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\fjudoblzsufwgmkizyulevoplngzg"
                      5⤵
                      • Accesses Microsoft Outlook accounts
                      • Accesses Microsoft Outlook profiles
                      • System Location Discovery: System Language Discovery
                      PID:5920
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\qlawptebgcxbjsymrjhnpijgutxihhbs"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:5356
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\kawnuaqmbybvvtdssnvgf"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2424
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 236
                        6⤵
                        • Program crash
                        PID:5384
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\uubgmlbgphthfhzwbyhzinpx"
                      5⤵
                      • Accesses Microsoft Outlook accounts
                      • Accesses Microsoft Outlook profiles
                      • System Location Discovery: System Language Discovery
                      PID:2244
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\xxgqndmidplmhonikicbtakgosd"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:5884
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\recirkgtrlpgtoso"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4580
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 584
                        6⤵
                        • Program crash
                        PID:4972
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\cghascrnfthkevgsvfd"
                      5⤵
                      • Accesses Microsoft Outlook accounts
                      • Accesses Microsoft Outlook profiles
                      • System Location Discovery: System Language Discovery
                      PID:2776
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\mantlvbotbzpgbcwmqppwtd"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:6096
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\gpjkptoaoye"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      PID:5960
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 5960 -s 584
                        6⤵
                        • Program crash
                        PID:4552
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\jjovqmhtcgwvcq"
                      5⤵
                      • Accesses Microsoft Outlook accounts
                      • Accesses Microsoft Outlook profiles
                      • System Location Discovery: System Language Discovery
                      PID:4168
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\tltojervqooaewqkgq"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:5776
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\yvuyovoast"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2084
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\bpiqhozcgbcld"
                      5⤵
                      • Accesses Microsoft Outlook accounts
                      • Accesses Microsoft Outlook profiles
                      • System Location Discovery: System Language Discovery
                      • outlook_office_path
                      PID:3212
                    • C:\Windows\SysWOW64\backgroundtaskhost.exe
                      C:\Windows\System32\backgroundtaskhost.exe /stext "C:\Users\Admin\AppData\Local\Temp\lrnbhgkvcjuqnytk"
                      5⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:4788
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4764 -ip 4764
              1⤵
                PID:1668
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1592 -ip 1592
                1⤵
                  PID:3136
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 5840 -ip 5840
                  1⤵
                    PID:6128
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 4576 -ip 4576
                    1⤵
                      PID:1824
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2424 -ip 2424
                      1⤵
                        PID:3344
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 636 -p 4580 -ip 4580
                        1⤵
                          PID:3352
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 5960 -ip 5960
                          1⤵
                            PID:5992

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                bhvCFF8.tmp

                                • Path C:\Users\Admin\AppData\Local\Temp\bhvCFF8.tmp
                                • Size 14.0MB
                                • SHA256 59a8fb586358c11022f86af119e94b9825167e6941bc08654a671e2231417f87
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                yvuyovoast

                                • Path C:\Users\Admin\AppData\Local\Temp\yvuyovoast
                                • Size 2B
                                • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
                                • MD5 SHA1 SHA512

                                memory/4388-52-0x0000000000400000-0x0000000000424000-memory.dmp

                                memory/4388-54-0x0000000000400000-0x0000000000424000-memory.dmp

                                memory/4388-51-0x0000000000400000-0x0000000000424000-memory.dmp

                                memory/4404-118-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-138-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-136-0x000000001EFC0000-0x000000001EFD9000-memory.dmp

                                memory/4404-132-0x000000001EFC0000-0x000000001EFD9000-memory.dmp

                                memory/4404-137-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-41-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-97-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-135-0x000000001EFC0000-0x000000001EFD9000-memory.dmp

                                memory/4404-76-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-55-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-141-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-140-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4404-139-0x00000000004D0000-0x00000000017B6000-memory.dmp

                                memory/4500-49-0x0000000000400000-0x0000000000462000-memory.dmp

                                memory/4500-47-0x0000000000400000-0x0000000000462000-memory.dmp

                                memory/4500-46-0x0000000000400000-0x0000000000462000-memory.dmp

                                memory/4684-14-0x0000000007AD0000-0x000000000814C000-memory.dmp

                                memory/4684-16-0x00000000075B0000-0x0000000007646000-memory.dmp

                                memory/4684-25-0x0000000008CD0000-0x000000000C80C000-memory.dmp

                                memory/4684-26-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-28-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-23-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-1-0x0000000002890000-0x00000000028C6000-memory.dmp

                                memory/4684-22-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-21-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-20-0x0000000074D22000-0x0000000074D23000-memory.dmp

                                memory/4684-19-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-2-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-18-0x0000000008710000-0x0000000008CCA000-memory.dmp

                                memory/4684-4-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-17-0x0000000007550000-0x0000000007572000-memory.dmp

                                memory/4684-24-0x0000000074D10000-0x00000000754CC000-memory.dmp

                                memory/4684-15-0x0000000007470000-0x000000000748A000-memory.dmp

                                memory/4684-0-0x0000000074D22000-0x0000000074D23000-memory.dmp

                                memory/4684-13-0x0000000006690000-0x00000000066D8000-memory.dmp

                                memory/4684-12-0x0000000006100000-0x000000000614C000-memory.dmp

                                memory/4684-11-0x00000000060C0000-0x00000000060DE000-memory.dmp

                                memory/4684-10-0x0000000005BF0000-0x0000000005F4B000-memory.dmp

                                memory/4684-6-0x0000000005B10000-0x0000000005B76000-memory.dmp

                                memory/4684-7-0x0000000005B80000-0x0000000005BE6000-memory.dmp

                                memory/4684-5-0x0000000005310000-0x0000000005332000-memory.dmp

                                memory/4684-3-0x0000000005450000-0x0000000005A9A000-memory.dmp

                                memory/4764-48-0x0000000000400000-0x0000000000478000-memory.dmp

                                memory/4764-50-0x0000000000400000-0x0000000000478000-memory.dmp

                                memory/4764-45-0x0000000000400000-0x0000000000478000-memory.dmp