Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-11-2024 19:47

General

  • Target

    Luna.exe

  • Size

    469KB

  • MD5

    0e1f18269f4d5830d1963b033de49c31

  • SHA1

    d1b43487f7ed369e64109e40b43f9f9d7a582c2f

  • SHA256

    bc74405d530b50d63eaa5fd282dd477cb2607b4935f603a34d0a22066ac667f3

  • SHA512

    047dccca911644287422fe0ac2c65d02179b6ffacb9e4cceff89b5dd7350b9b270e2e82ca621c265937df02fc31f13c5d6bf0bc65750965999b012a9d4d8ec87

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSon9:uiLJbpI7I2WhQqZ7o9

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

items-jeffrey.gl.at.ply.gg:58427

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    system.exe

  • copy_folder

    Remcos

  • 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-W6XH0D

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • 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 3 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 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Drops file in System32 directory 13 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 13 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Luna.exe
    "C:\Users\Admin\AppData\Local\Temp\Luna.exe"
    1⤵
    • 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:5044
    • 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:1852
      • 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:536
    • 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:4748
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c "C:\Windows\SysWOW64\Remcos\system.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3644
        • C:\Windows\SysWOW64\Remcos\system.exe
          C:\Windows\SysWOW64\Remcos\system.exe
          4⤵
          • 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:516
          • 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:3452
            • 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:2592
          • \??\c:\program files (x86)\internet explorer\iexplore.exe
            "c:\program files (x86)\internet explorer\iexplore.exe"
            5⤵
            • Adds Run key to start application
            • Drops file in System32 directory
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:5052
            • 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:3720
              • 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:852
            • C:\Windows\SysWOW64\svchost.exe
              svchost.exe
              6⤵
                PID:1596
              • 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:3300
              • C:\Windows\SysWOW64\WScript.exe
                "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\oazngpbghqimlyvfgdncjb.vbs"
                6⤵
                • System Location Discovery: System Language Discovery
                PID:4600

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      516B

      MD5

      11bfb67f928b0558ccd925e17199f1d0

      SHA1

      1a6f10caf0575dac048571356a6f253c8e4d5fab

      SHA256

      94cdc47ae1407e5c1074cc6dd923d7f038a110b6d096e51e571224fb2e2a92f1

      SHA512

      7b72f01ac2163508d539fdbc19e4b4726ea2c39aec328e0d52617bccd9e3743a7d4a1bee5fd77f66d55069f5689f33f69404d8631d148486673da16406debd29

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

      Filesize

      560B

      MD5

      c0add116e665aca2f04ed038c6399441

      SHA1

      3bff7d3fb255ad159c9aee36f5c10a73c8bc3596

      SHA256

      daecfdf55ec8f0726e6b69ff85a25baf4b8287d93113a3aa5b3ecd272839daa6

      SHA512

      02d41f91d6ced10b2735b065db3c88569e14ea781a666016a644c7a7269fce12abbe004faa06fba966bb655ba74a3b2ff36ec0cd4153a4a8989a2c82f56e958a

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

      Filesize

      5KB

      MD5

      6fd1e9f53360a6b58c2f07f4157112cb

      SHA1

      3ee5d6c41f1a4fe3b5494a94e09ce9e3c7aaf4bc

      SHA256

      63c13961268b433d5e4be928d4dd7d6ee70efe8d13db1f6aa6120a668b8e39fb

      SHA512

      67a684d47b1aed5984acec608cc5fe92446ed38c2808fbfc9ca5386b54c42a62927e2ce4d09abaca930c9845d0d1b7bc29099049ed0af8e75c2cf3c9deb46a37

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

      Filesize

      84KB

      MD5

      e33b157a36e49fa919590a714bdb7661

      SHA1

      5934b9aefeb3894b7902889b718769f6e7f9b023

      SHA256

      02b06ef29d2e9732eebf277ddd527b012d70686bc6d28c9208890179cf503742

      SHA512

      acb6902f3befe77aa243951aedf79c7ed6f98bb6075d6e2e927961069efaf5d5c801bdbb55d5fb63e0c57f4c97a455f73c6e7c1cb4380b59cf0524940166b0d8

    • C:\Windows\SysWOW64\Remcos\system.exe

      Filesize

      469KB

      MD5

      0e1f18269f4d5830d1963b033de49c31

      SHA1

      d1b43487f7ed369e64109e40b43f9f9d7a582c2f

      SHA256

      bc74405d530b50d63eaa5fd282dd477cb2607b4935f603a34d0a22066ac667f3

      SHA512

      047dccca911644287422fe0ac2c65d02179b6ffacb9e4cceff89b5dd7350b9b270e2e82ca621c265937df02fc31f13c5d6bf0bc65750965999b012a9d4d8ec87

    • memory/1596-14-0x00000000006E0000-0x000000000075F000-memory.dmp

      Filesize

      508KB

    • memory/1596-15-0x00000000006E0000-0x000000000075F000-memory.dmp

      Filesize

      508KB

    • memory/3300-55-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-48-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-56-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-57-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-58-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-59-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-54-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-53-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-47-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/3300-49-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB

    • memory/5052-22-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-25-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-28-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-29-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-30-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-31-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-32-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-33-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-34-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-35-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-38-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-39-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-40-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-42-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-43-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-44-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-45-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-46-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-26-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-27-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-24-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-23-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-21-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-20-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-19-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-18-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-17-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-16-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-11-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-10-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-77-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-78-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-79-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-80-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-81-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-82-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-83-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB

    • memory/5052-9-0x0000000000E70000-0x0000000000EEF000-memory.dmp

      Filesize

      508KB