Resubmissions

25-09-2024 15:29

240925-sxcyssshjr 10

25-09-2024 15:19

240925-sp6k5ssdnq 10

Analysis

  • max time kernel
    50s
  • max time network
    69s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 15:29

General

  • Target

    file.exe

  • Size

    465KB

  • MD5

    4c128449b1492fc2ff49c431044d4b10

  • SHA1

    b7b77ae75cd5adfa5aa1c49d48396f5b66a79441

  • SHA256

    7c171a51686b7da6c4d9178093164888ff30f9be7b4e38412db3c8b98b595cd0

  • SHA512

    116999bf606a5fc696c0f9c7cf55361c6bba5f26881cd6bce525ca3c95e2676af75be7eea0155cd37b8891fe7d391e4a69887b5fe95de3788b18f7dc2c6924cc

  • SSDEEP

    6144:bTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZmAX4crmT4:bTlrYw1RUh3NFn+N5WfIQIjbs/ZmdT4

Malware Config

Extracted

Family

remcos

Botnet

NeonLauncher

C2

5.20.120.177:2404

Attributes
  • audio_folder

    Microsoft

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Windows Driver Server.exe

  • copy_folder

    Microsoft

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    _temp.dat

  • keylog_flag

    false

  • keylog_folder

    Microsoft

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Rmc-HWAIZA

  • screenshot_crypt

    true

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Mark of the Web detected: This indicates that the page was originally saved or cloned. 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows Driver Server.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows Driver Server.exe"
      2⤵
      • Deletes itself
      • 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 SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:2664
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2836
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2892
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef7bd9758,0x7fef7bd9768,0x7fef7bd9778
        2⤵
          PID:2920
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1144 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:2
          2⤵
            PID:1768
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1396 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:8
            2⤵
              PID:1540
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1492 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:8
              2⤵
                PID:1852
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2280 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:1
                2⤵
                  PID:2232
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2288 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:1
                  2⤵
                    PID:2384
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1512 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:2
                    2⤵
                      PID:1072
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1252 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:1
                      2⤵
                        PID:2308
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3452 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:8
                        2⤵
                          PID:792
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3448 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:8
                          2⤵
                            PID:2752
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3684 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:8
                            2⤵
                              PID:2436
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3688 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:8
                              2⤵
                                PID:2772
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3864 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:8
                                2⤵
                                  PID:2884
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=3972 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:1
                                  2⤵
                                    PID:908
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=3428 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:1
                                    2⤵
                                      PID:2108
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=3424 --field-trial-handle=1172,i,2992614513821925804,6198012021630981479,131072 /prefetch:1
                                      2⤵
                                        PID:828
                                    • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                                      "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                                      1⤵
                                        PID:684

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\DawnCache\data_1

                                        Filesize

                                        264KB

                                        MD5

                                        f50f89a0a91564d0b8a211f8921aa7de

                                        SHA1

                                        112403a17dd69d5b9018b8cede023cb3b54eab7d

                                        SHA256

                                        b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                        SHA512

                                        bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                                        Filesize

                                        16B

                                        MD5

                                        aefd77f47fb84fae5ea194496b44c67a

                                        SHA1

                                        dcfbb6a5b8d05662c4858664f81693bb7f803b82

                                        SHA256

                                        4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                                        SHA512

                                        b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                                        Filesize

                                        16B

                                        MD5

                                        18e723571b00fb1694a3bad6c78e4054

                                        SHA1

                                        afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                        SHA256

                                        8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                        SHA512

                                        43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                                      • \Users\Admin\AppData\Roaming\Microsoft\Windows Driver Server.exe

                                        Filesize

                                        465KB

                                        MD5

                                        4c128449b1492fc2ff49c431044d4b10

                                        SHA1

                                        b7b77ae75cd5adfa5aa1c49d48396f5b66a79441

                                        SHA256

                                        7c171a51686b7da6c4d9178093164888ff30f9be7b4e38412db3c8b98b595cd0

                                        SHA512

                                        116999bf606a5fc696c0f9c7cf55361c6bba5f26881cd6bce525ca3c95e2676af75be7eea0155cd37b8891fe7d391e4a69887b5fe95de3788b18f7dc2c6924cc

                                      • memory/2664-12-0x00000000000D0000-0x000000000014E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/2664-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2664-14-0x00000000000D0000-0x000000000014E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/2664-15-0x00000000000D0000-0x000000000014E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/2836-83-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-125-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-82-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-19-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-96-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-95-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-18-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-114-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-115-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-24-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-147-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-149-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-148-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-151-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-150-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-160-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB

                                      • memory/2836-161-0x0000000140000000-0x00000001405E8000-memory.dmp

                                        Filesize

                                        5.9MB