Analysis

  • max time kernel
    159s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-10-2022 12:39

General

  • Target

    6db62dd8dd030ef514337fb3c7f147c0665efbcc37b1ff97707ed74094a8835d.exe

  • Size

    1.3MB

  • MD5

    9452b43c872f4faee376be781cc806ac

  • SHA1

    9c4cd526673d65da48b338254a7026a705e54bee

  • SHA256

    6db62dd8dd030ef514337fb3c7f147c0665efbcc37b1ff97707ed74094a8835d

  • SHA512

    4a4ef2cc77a4915c76f002050b0c54ca5494d0e972e95c912cc7a59c47a5861069a1b933ba862fc315bd1e185fea66dee04475157d7b16e421d156889c7d751e

  • SSDEEP

    24576:Z2cJ+//0wDXIxwbDbNyGYb8hDymv6+zQ6ZbpzN0OUQmCRkRuRD:Z2cJqPLV/F9v65UaOUQmCuRuR

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 26 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6db62dd8dd030ef514337fb3c7f147c0665efbcc37b1ff97707ed74094a8835d.exe
    "C:\Users\Admin\AppData\Local\Temp\6db62dd8dd030ef514337fb3c7f147c0665efbcc37b1ff97707ed74094a8835d.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:724
    • C:\Users\Admin\AppData\Local\Temp\6db62dd8dd030ef514337fb3c7f147c0665efbcc37b1ff97707ed74094a8835d.exe
      PECMD**pecmd-cmd* PUTF "C:\Users\Admin\AppData\Local\Temp\~~1954363467070492104.tmp.exe",,"C:\Users\Admin\AppData\Local\Temp\6db62dd8dd030ef514337fb3c7f147c0665efbcc37b1ff97707ed74094a8835d.exe""#102|SCRIPT"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5012
    • C:\Users\Admin\AppData\Local\Temp\~~1954363467070492104.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\~~1954363467070492104.tmp.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2480
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.lx7d.com/forum.php
        3⤵
        • Adds Run key to start application
        • Enumerates system info in registry
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4692
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffee99746f8,0x7ffee9974708,0x7ffee9974718
          4⤵
            PID:4548
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2100 /prefetch:2
            4⤵
              PID:2040
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2236 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:2404
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2724 /prefetch:8
              4⤵
                PID:1988
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3756 /prefetch:1
                4⤵
                  PID:4316
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3928 /prefetch:1
                  4⤵
                    PID:1156
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5200 /prefetch:8
                    4⤵
                      PID:824
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5752 /prefetch:8
                      4⤵
                        PID:2736
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5852 /prefetch:1
                        4⤵
                          PID:2264
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5820 /prefetch:1
                          4⤵
                            PID:4704
                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6072 /prefetch:8
                            4⤵
                              PID:5088
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                              4⤵
                              • Drops file in Program Files directory
                              PID:4488
                              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x1bc,0x22c,0x7ff6690c5460,0x7ff6690c5470,0x7ff6690c5480
                                5⤵
                                  PID:4828
                              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6072 /prefetch:8
                                4⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:4328
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3332 /prefetch:8
                                4⤵
                                  PID:1516
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3336 /prefetch:8
                                  4⤵
                                    PID:1392
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6188 /prefetch:8
                                    4⤵
                                      PID:5016
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5292 /prefetch:8
                                      4⤵
                                        PID:4112
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5296 /prefetch:2
                                        4⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:1824
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2112,15034532795677912845,788016946150659376,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5468 /prefetch:8
                                        4⤵
                                          PID:4220
                                    • C:\Users\Admin\AppData\Local\Temp\6db62dd8dd030ef514337fb3c7f147c0665efbcc37b1ff97707ed74094a8835d.exe
                                      PECMD**pecmd-cmd* EXEC -wd:C: -hide cmd /c "C:\Users\Admin\AppData\Local\Temp\~2666149989220573026.cmd"
                                      2⤵
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious use of WriteProcessMemory
                                      PID:2144
                                      • C:\Windows\SYSTEM32\cmd.exe
                                        cmd /c "C:\Users\Admin\AppData\Local\Temp\~2666149989220573026.cmd"
                                        3⤵
                                          PID:4828
                                    • C:\Windows\System32\CompPkgSrv.exe
                                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                                      1⤵
                                        PID:3628

                                      Network

                                      MITRE ATT&CK Enterprise v6

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\~2666149989220573026.cmd

                                        Filesize

                                        404B

                                        MD5

                                        e4b4a0d5d56314607d88d03671220880

                                        SHA1

                                        26beff7e954af661c8b8feca5a1438a2ac2646bd

                                        SHA256

                                        4baff68e02344c6c47d7ea6dc05c09bd0538295f12e94e8ef036d4484c541d54

                                        SHA512

                                        9c3890c2be797279593b7ca1f5908c3fa1e938da6c90437f16b815d9015b94907cd923fcbee74c88ae2d19a73fea11da6d5295d951b387fef5c9483fc9557e0e

                                      • C:\Users\Admin\AppData\Local\Temp\~~1954363467070492104.tmp.exe

                                        Filesize

                                        780KB

                                        MD5

                                        626903ee8e09561cf1874db9aea14a2a

                                        SHA1

                                        bb712ab8f0e3439f6cc8a0ac69529c2317a20bba

                                        SHA256

                                        ac0afc4ab33420118d4f4f0f4141c81cf4fab1f39bb0b2b2b9fc831fd7fd07e1

                                        SHA512

                                        e9cfd3b1656db3acf90f00777bd105264fcc0f9a4edbb7b630d509255d4a52111e0b79c18e64c2fa72aad8e77aeaa2d173ac407aed968b2c1f202977ed14fc78

                                      • C:\Users\Admin\AppData\Local\Temp\~~1954363467070492104.tmp.exe

                                        Filesize

                                        780KB

                                        MD5

                                        626903ee8e09561cf1874db9aea14a2a

                                        SHA1

                                        bb712ab8f0e3439f6cc8a0ac69529c2317a20bba

                                        SHA256

                                        ac0afc4ab33420118d4f4f0f4141c81cf4fab1f39bb0b2b2b9fc831fd7fd07e1

                                        SHA512

                                        e9cfd3b1656db3acf90f00777bd105264fcc0f9a4edbb7b630d509255d4a52111e0b79c18e64c2fa72aad8e77aeaa2d173ac407aed968b2c1f202977ed14fc78

                                      • memory/724-133-0x0000000140000000-0x00000001401F6000-memory.dmp

                                        Filesize

                                        2.0MB

                                      • memory/724-142-0x0000000140000000-0x00000001401F6000-memory.dmp

                                        Filesize

                                        2.0MB

                                      • memory/2144-144-0x0000000140000000-0x00000001401F6000-memory.dmp

                                        Filesize

                                        2.0MB

                                      • memory/5012-135-0x0000000140000000-0x00000001401F6000-memory.dmp

                                        Filesize

                                        2.0MB

                                      • memory/5012-134-0x0000000140000000-0x00000001401F6000-memory.dmp

                                        Filesize

                                        2.0MB