Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/02/2023, 11:11

General

  • Target

    f_00019e.exe

  • Size

    579KB

  • MD5

    122b29e72343fc7f3f710db8f06531d0

  • SHA1

    f7a0a60e5e075818acb340dbb7f27ad1c4d9412e

  • SHA256

    5cd3af33918ad0ab9d279c7cd338070cfce68b37f641f489abf494260a3bff16

  • SHA512

    3016962d8e2ff8d75332b37832813ea7139400f0c82fcef1f442f7cdbb285a17ae0637e22cdd2597c35f0b7f4d38b5c9b1700f24647a0c21086443bfcd59bfca

  • SSDEEP

    12288:R4V9pd53hG0IS66lyzAJ2wkJOZ9azQoBHGa1BI0ZkqaFcHDSg9POXmYAYNj:09pm4xoTBbklFcH2g9WXpN

Malware Config

Signatures

  • Downloads MZ/PE file
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks for any installed AV software in registry 1 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Drops file in Program Files directory 2 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of FindShellTrayWindow 50 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f_00019e.exe
    "C:\Users\Admin\AppData\Local\Temp\f_00019e.exe"
    1⤵
    • Loads dropped DLL
    • Checks for any installed AV software in registry
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4460
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://softdl.360tpcdn.com/auto/20230210/19_d6c3928e9e98cf98c15c79840a31ae6e.exe
      2⤵
      • Adds Run key to start application
      • Enumerates system info in registry
      • Modifies registry class
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3396
      • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7fff54a446f8,0x7fff54a44708,0x7fff54a44718
        3⤵
          PID:1968
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
          3⤵
            PID:936
          • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2436 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3596
          • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2712 /prefetch:8
            3⤵
              PID:1104
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --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=3428 /prefetch:1
              3⤵
                PID:4684
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --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=3436 /prefetch:1
                3⤵
                  PID:4900
                • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4944 /prefetch:8
                  3⤵
                    PID:4172
                  • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5144 /prefetch:8
                    3⤵
                      PID:2680
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --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=5332 /prefetch:1
                      3⤵
                        PID:2772
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --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=5348 /prefetch:1
                        3⤵
                          PID:4528
                        • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5604 /prefetch:8
                          3⤵
                            PID:2112
                          • 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
                            3⤵
                            • Drops file in Program Files directory
                            PID:2652
                            • 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=0x220,0x224,0x228,0x1d4,0x22c,0x7ff706ab5460,0x7ff706ab5470,0x7ff706ab5480
                              4⤵
                                PID:2212
                            • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5604 /prefetch:8
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2572
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5868 /prefetch:1
                              3⤵
                                PID:1228
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5984 /prefetch:8
                                3⤵
                                  PID:780
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6272 /prefetch:8
                                  3⤵
                                    PID:444
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6232 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:4236
                                  • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1116 /prefetch:8
                                    3⤵
                                      PID:2156
                                    • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3200 /prefetch:8
                                      3⤵
                                        PID:2428
                                      • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3228 /prefetch:8
                                        3⤵
                                          PID:2584
                                        • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4964 /prefetch:8
                                          3⤵
                                            PID:2344
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2172,14460778999192401211,7347840149407526531,131072 --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=3604 /prefetch:2
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:3528
                                          • 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=2172,14460778999192401211,7347840149407526531,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3196 /prefetch:8
                                            3⤵
                                              PID:3804
                                        • C:\Windows\System32\CompPkgSrv.exe
                                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                                          1⤵
                                            PID:2764

                                          Network

                                          MITRE ATT&CK Enterprise v6

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

                                            Filesize

                                            1KB

                                            MD5

                                            993e8b8577c97c7e05f2f14fc91b6822

                                            SHA1

                                            115472cc6481473f1c16844a855938390134bb2e

                                            SHA256

                                            0455176415d825ae6af414e9e4ea77bb8e81b521996bed8f14c3b72c24a953d4

                                            SHA512

                                            df59164579d3ee35fa3a89db6f5f3c7754069fd6d2d4014d87a9be9dbbc960ee52d0b9701174dada349491a9d3ebfb025ba284fee5da9998da5ca224d9f249cc

                                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

                                            Filesize

                                            482B

                                            MD5

                                            1b28da54d619d388d2521ef6502b63d7

                                            SHA1

                                            5963298ecdc3cecd987dc903fa638d08e623a34b

                                            SHA256

                                            0e5e5ff8d8f6493295c7aa7cfd2f44277e214a964068abf07406db9bd265884f

                                            SHA512

                                            e6b923e332ba0001f036d8db9154e3203a1b59fe778a8177485e57a04605b643dca1959f8fe61da28c1c7e223fd08f357e165ea93a6793718f71a6f0d85661b7

                                          • C:\Users\Admin\AppData\Local\Temp\kNqSjFsFjHmVyUzA\360ini.dll

                                            Filesize

                                            4.3MB

                                            MD5

                                            a372b8e5e28fdcf3fb0883e002de206b

                                            SHA1

                                            a223c007b074e43056e51012f3162291505a2705

                                            SHA256

                                            3de01cc23705f1da5ee391dfc93612cf270370f967d8caac35fb94ae31aab7c8

                                            SHA512

                                            be3cb1f9dcace7cb9cae90d9de85c7ff3c1e95cd66b904ab4dda55099eaacecacbf9e34fac28ad8b1a4012fab855149ec58228f669e345fecefe3d5f51f46d7d