Analysis

  • max time kernel
    1049s
  • max time network
    435s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-10-2024 20:52

General

  • Target

    luna.exe

  • Size

    469KB

  • MD5

    e60cc75120901abeb61e9fb76cbf96ec

  • SHA1

    228bb950e891943002c0c7f604f3c3feff6d135b

  • SHA256

    ecfa5c1f460a2d96cfe17c13b7b77f1755ebf4a96d114a1d8814d85c78483ade

  • SHA512

    6de5b0985238ba664985f5b0371765ecf8e6a31bafd5dd3688fefeb0c93cdfe011adc4aefa2258afacb6278e5f83199c96c1247671adc3e319ba45150c787b41

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSdPn9:uiLJbpI7I2WhQqZ7dP9

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

it-double.gl.at.ply.gg:37981

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Security.exe

  • copy_folder

    system64

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %WinDir%\System32

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-Z7BY2N

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Windows Recovery

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Hawkeye family
  • Remcos

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

  • Remcos family
  • UAC bypass 3 TTPs 4 IoCs
  • Adds policy Run key to start application 2 TTPs 8 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 8 IoCs
  • Drops file in System32 directory 11 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 16 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 38 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\luna.exe
    "C:\Users\Admin\AppData\Local\Temp\luna.exe"
    1⤵
    • Adds policy Run key to start application
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Windows\SysWOW64\cmd.exe
      /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3844
      • C:\Windows\SysWOW64\reg.exe
        C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • UAC bypass
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2808
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c "C:\Windows\SysWOW64\system64\Security.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4560
        • C:\Windows\SysWOW64\system64\Security.exe
          C:\Windows\SysWOW64\system64\Security.exe
          4⤵
          • Adds policy Run key to start application
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:2540
          • C:\Windows\SysWOW64\cmd.exe
            /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2580
            • C:\Windows\SysWOW64\reg.exe
              C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
              6⤵
              • UAC bypass
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:1300
          • \??\c:\program files (x86)\internet explorer\iexplore.exe
            "c:\program files (x86)\internet explorer\iexplore.exe"
            5⤵
            • Adds policy Run key to start application
            • Adds Run key to start application
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of WriteProcessMemory
            PID:3480
            • C:\Windows\SysWOW64\cmd.exe
              /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
              6⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:4648
              • C:\Windows\SysWOW64\reg.exe
                C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
                7⤵
                • UAC bypass
                • System Location Discovery: System Language Discovery
                • Modifies registry key
                PID:4848
            • C:\Windows\SysWOW64\svchost.exe
              svchost.exe
              6⤵
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:4664
              • C:\Windows\SysWOW64\system64\Security.exe
                "C:\Windows\SysWOW64\system64\Security.exe"
                7⤵
                • Adds policy Run key to start application
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: MapViewOfSection
                • Suspicious use of WriteProcessMemory
                PID:2756
                • C:\Windows\SysWOW64\cmd.exe
                  /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
                  8⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:3984
                  • C:\Windows\SysWOW64\reg.exe
                    C:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
                    9⤵
                    • UAC bypass
                    • System Location Discovery: System Language Discovery
                    • Modifies registry key
                    PID:3960
                • \??\c:\program files (x86)\internet explorer\iexplore.exe
                  "c:\program files (x86)\internet explorer\iexplore.exe"
                  8⤵
                    PID:1656
              • C:\Windows\SysWOW64\dxdiag.exe
                "C:\Windows\System32\dxdiag.exe" /t C:\Users\Admin\AppData\Local\Temp\sysinfo.txt
                6⤵
                • Drops file in System32 directory
                • System Location Discovery: System Language Discovery
                • Checks SCSI registry key(s)
                • Modifies registry class
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of SetWindowsHookEx
                PID:4808

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\install.vbs

      Filesize

      524B

      MD5

      97627fc71d5e90498616baf1e6fd73f8

      SHA1

      b75fdc55147ede7ba9eb9904d1b045246f5ba156

      SHA256

      e1d0bd471d22160ca18c4f4e3fc727a4c66df66f9afb84816ba91e8fe201522f

      SHA512

      8e41fd1ab5534213fe0921688d4adc72a2937765cfd7eb7bcb1448e5cc599cb705cba4415f2022d70f8b61d66b819e460cf7ba43a439a072a889f013c00ea948

    • C:\Users\Admin\AppData\Local\Temp\sysinfo.txt

      Filesize

      84KB

      MD5

      668a2bf9bc4363630dff1670b100f3ca

      SHA1

      4db8131d66e61145e4658001f6efb60fa9679d4e

      SHA256

      26b8a1db5b6d8ac615a9641ecee0ca63b6fc4dc4bbb88ea1b642e00270e7e383

      SHA512

      53be95dee5b55da44efb2da435611bcf1548929e56bf89f312947ed1676725f689156d723eed53e5228a326d3e26369ca83a5f4d8df72a1ca33d6de5602f4fc0

    • C:\Windows\SysWOW64\system64\Security.exe

      Filesize

      469KB

      MD5

      e60cc75120901abeb61e9fb76cbf96ec

      SHA1

      228bb950e891943002c0c7f604f3c3feff6d135b

      SHA256

      ecfa5c1f460a2d96cfe17c13b7b77f1755ebf4a96d114a1d8814d85c78483ade

      SHA512

      6de5b0985238ba664985f5b0371765ecf8e6a31bafd5dd3688fefeb0c93cdfe011adc4aefa2258afacb6278e5f83199c96c1247671adc3e319ba45150c787b41

    • memory/1656-78-0x0000000000C00000-0x0000000000C7F000-memory.dmp

      Filesize

      508KB

    • memory/1656-77-0x0000000000C00000-0x0000000000C7F000-memory.dmp

      Filesize

      508KB

    • memory/3480-58-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-10-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-16-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-17-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-18-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-19-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-22-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-23-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-24-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-25-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-26-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-27-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-9-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-11-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-67-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-65-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-66-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-64-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-62-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-63-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-60-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-59-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-54-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/3480-57-0x0000000001220000-0x000000000129F000-memory.dmp

      Filesize

      508KB

    • memory/4664-15-0x0000000000B60000-0x0000000000BDF000-memory.dmp

      Filesize

      508KB

    • memory/4664-14-0x0000000000B60000-0x0000000000BDF000-memory.dmp

      Filesize

      508KB

    • memory/4808-34-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-36-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-37-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-38-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-39-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-40-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-35-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-29-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-30-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB

    • memory/4808-28-0x0000000002E40000-0x0000000002E41000-memory.dmp

      Filesize

      4KB