Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2022 08:48

General

  • Target

    283565f26836b62a47c6fb39fe62101fd32df275fb0c0045d6caca06574befb7.exe

  • Size

    499KB

  • MD5

    4294fad174f3d14cc74714b1a994d1d0

  • SHA1

    5ba7ef0529c596699fdc2696cf6832440cc6315a

  • SHA256

    283565f26836b62a47c6fb39fe62101fd32df275fb0c0045d6caca06574befb7

  • SHA512

    491f0f8cc768a44437235a3b0297040f3490120add3f1d07861a851e05bcf518c188fbcba0b341a04e8b8a80d6e45e8b9eeb7aa71ae9206515da23907a277e48

  • SSDEEP

    12288:SSu+HLbz0YnTkYU7NTEb+p2BZtPnAlOfZA1i3Oz5s:SStrv0Ytbv1Rfi6

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Detected potential entity reuse from brand microsoft.
  • 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
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\283565f26836b62a47c6fb39fe62101fd32df275fb0c0045d6caca06574befb7.exe
    "C:\Users\Admin\AppData\Local\Temp\283565f26836b62a47c6fb39fe62101fd32df275fb0c0045d6caca06574befb7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=283565f26836b62a47c6fb39fe62101fd32df275fb0c0045d6caca06574befb7.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
      2⤵
      • 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:4444
      • 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,0x100,0xd4,0x104,0x7ffbfe5546f8,0x7ffbfe554708,0x7ffbfe554718
        3⤵
          PID:3080
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2164 /prefetch:2
          3⤵
            PID:1852
          • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2276 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4760
          • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2764 /prefetch:8
            3⤵
              PID:3584
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --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=3784 /prefetch:1
              3⤵
                PID:4092
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --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=2292 /prefetch:1
                3⤵
                  PID:2920
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4660 /prefetch:1
                  3⤵
                    PID:4180
                  • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4368 /prefetch:8
                    3⤵
                      PID:764
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --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=4484 /prefetch:1
                      3⤵
                        PID:960
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4500 /prefetch:1
                        3⤵
                          PID:2352
                        • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3920 /prefetch:8
                          3⤵
                            PID:224
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4128 /prefetch:1
                            3⤵
                              PID:4024
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4196 /prefetch:1
                              3⤵
                                PID:4392
                              • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6132 /prefetch:8
                                3⤵
                                  PID:2404
                                • 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:3444
                                  • 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=0x220,0x224,0x228,0x1fc,0x22c,0x7ff78ab05460,0x7ff78ab05470,0x7ff78ab05480
                                    4⤵
                                      PID:1544
                                  • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6132 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:4856
                                  • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3276 /prefetch:8
                                    3⤵
                                      PID:2980
                                    • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3348 /prefetch:8
                                      3⤵
                                        PID:3536
                                      • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1732 /prefetch:8
                                        3⤵
                                          PID:3460
                                        • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3364 /prefetch:8
                                          3⤵
                                            PID:576
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2104,1726666875596020608,8322720670476497276,131072 --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=3172 /prefetch:2
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:528
                                          • 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=2104,1726666875596020608,8322720670476497276,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5708 /prefetch:8
                                            3⤵
                                              PID:4420
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=283565f26836b62a47c6fb39fe62101fd32df275fb0c0045d6caca06574befb7.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            2⤵
                                              PID:3444
                                              • 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,0x100,0xd4,0x104,0x7ffbfe5546f8,0x7ffbfe554708,0x7ffbfe554718
                                                3⤵
                                                  PID:1544
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:2888

                                              Network

                                              MITRE ATT&CK Enterprise v6

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                                Filesize

                                                152B

                                                MD5

                                                1aa7e0f203b5b0b2f753567d77fbe2d9

                                                SHA1

                                                443937fd906e3a356a6689181b29a9e849f54209

                                                SHA256

                                                27f1577aa081b2222b6549e74de58ef60bf0a054c7b2a345366e6ebbf44fab8c

                                                SHA512

                                                ce2fff1ddfab2e82f4e8ec6b3d04405f9fb2ad07dccfdde404411de9bbc66033610ad1689316173878be9758bb822612d4a931901e1ed4bbbd41199c2885debf

                                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                                Filesize

                                                152B

                                                MD5

                                                1aa7e0f203b5b0b2f753567d77fbe2d9

                                                SHA1

                                                443937fd906e3a356a6689181b29a9e849f54209

                                                SHA256

                                                27f1577aa081b2222b6549e74de58ef60bf0a054c7b2a345366e6ebbf44fab8c

                                                SHA512

                                                ce2fff1ddfab2e82f4e8ec6b3d04405f9fb2ad07dccfdde404411de9bbc66033610ad1689316173878be9758bb822612d4a931901e1ed4bbbd41199c2885debf

                                              • \??\pipe\LOCAL\crashpad_4444_WHVXPKGPMQQIBWFE

                                                MD5

                                                d41d8cd98f00b204e9800998ecf8427e

                                                SHA1

                                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                SHA256

                                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                SHA512

                                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                              • memory/224-167-0x0000000000000000-mapping.dmp

                                              • memory/528-183-0x0000000000000000-mapping.dmp

                                              • memory/576-182-0x0000000000000000-mapping.dmp

                                              • memory/764-161-0x0000000000000000-mapping.dmp

                                              • memory/960-163-0x0000000000000000-mapping.dmp

                                              • memory/1544-149-0x0000000000000000-mapping.dmp

                                              • memory/1544-173-0x0000000000000000-mapping.dmp

                                              • memory/1852-140-0x0000000000000000-mapping.dmp

                                              • memory/2300-143-0x0000000000400000-0x0000000000436000-memory.dmp

                                                Filesize

                                                216KB

                                              • memory/2300-136-0x0000000000400000-0x0000000000436000-memory.dmp

                                                Filesize

                                                216KB

                                              • memory/2300-134-0x0000000002170000-0x0000000002174000-memory.dmp

                                                Filesize

                                                16KB

                                              • memory/2300-150-0x0000000000400000-0x0000000000436000-memory.dmp

                                                Filesize

                                                216KB

                                              • memory/2300-145-0x0000000000400000-0x0000000000436000-memory.dmp

                                                Filesize

                                                216KB

                                              • memory/2300-151-0x00000000021B0000-0x00000000021E9000-memory.dmp

                                                Filesize

                                                228KB

                                              • memory/2300-144-0x00000000021B0000-0x00000000021E9000-memory.dmp

                                                Filesize

                                                228KB

                                              • memory/2300-133-0x0000000000400000-0x0000000000436000-memory.dmp

                                                Filesize

                                                216KB

                                              • memory/2300-135-0x00000000021B0000-0x00000000021E9000-memory.dmp

                                                Filesize

                                                228KB

                                              • memory/2352-165-0x0000000000000000-mapping.dmp

                                              • memory/2920-157-0x0000000000000000-mapping.dmp

                                              • memory/2980-176-0x0000000000000000-mapping.dmp

                                              • memory/3080-138-0x0000000000000000-mapping.dmp

                                              • memory/3444-148-0x0000000000000000-mapping.dmp

                                              • memory/3444-172-0x0000000000000000-mapping.dmp

                                              • memory/3460-180-0x0000000000000000-mapping.dmp

                                              • memory/3536-178-0x0000000000000000-mapping.dmp

                                              • memory/3584-147-0x0000000000000000-mapping.dmp

                                              • memory/4024-169-0x0000000000000000-mapping.dmp

                                              • memory/4092-155-0x0000000000000000-mapping.dmp

                                              • memory/4180-159-0x0000000000000000-mapping.dmp

                                              • memory/4392-171-0x0000000000000000-mapping.dmp

                                              • memory/4420-185-0x0000000000000000-mapping.dmp

                                              • memory/4444-137-0x0000000000000000-mapping.dmp

                                              • memory/4760-141-0x0000000000000000-mapping.dmp

                                              • memory/4856-174-0x0000000000000000-mapping.dmp