Analysis

  • max time kernel
    191s
  • max time network
    198s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2022 03:40

General

  • Target

    a0dac8c8302bd497bccd654205a1f669a295184ad81cc344e845d4ccefb04066.exe

  • Size

    39KB

  • MD5

    669ab68578d24bb0428bb2ee661c8820

  • SHA1

    d20cf5413493f0355dac44603964063f8fc4d86a

  • SHA256

    a0dac8c8302bd497bccd654205a1f669a295184ad81cc344e845d4ccefb04066

  • SHA512

    00fc497826b193ba821a8c61711a04ea9ecd8cbb2cb3577632dba3db8c8451170dc3f2bf1de6cfaea39956737c853156ceb81f3dab0337c16fbbcf9cd79aaf84

  • SSDEEP

    768:+v7V05tIevT7UmVLisKl4qR6kdXmZWh7Q35D7HHrys60+4YbGp2:+v7gvT7L9isKldRbXr7GDTrys6pM

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\a0dac8c8302bd497bccd654205a1f669a295184ad81cc344e845d4ccefb04066.exe
    "C:\Users\Admin\AppData\Local\Temp\a0dac8c8302bd497bccd654205a1f669a295184ad81cc344e845d4ccefb04066.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4880
    • 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=a0dac8c8302bd497bccd654205a1f669a295184ad81cc344e845d4ccefb04066.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:4184
      • 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,0x100,0xd4,0x104,0x7ffc180646f8,0x7ffc18064708,0x7ffc18064718
        3⤵
          PID:4956
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2164 /prefetch:2
          3⤵
            PID:1400
          • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2228 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3640
          • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2720 /prefetch:8
            3⤵
              PID:4836
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --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=3732 /prefetch:1
              3⤵
                PID:3956
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --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=3792 /prefetch:1
                3⤵
                  PID:1368
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --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=4680 /prefetch:1
                  3⤵
                    PID:2420
                  • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5596 /prefetch:8
                    3⤵
                      PID:2964
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --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:2548
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --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=5656 /prefetch:1
                        3⤵
                          PID:2564
                        • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4660 /prefetch:8
                          3⤵
                            PID:1868
                          • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6252 /prefetch:8
                            3⤵
                              PID:4888
                            • 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:2028
                              • 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=0x228,0x22c,0x230,0x200,0x234,0x7ff6362b5460,0x7ff6362b5470,0x7ff6362b5480
                                4⤵
                                  PID:1480
                              • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6252 /prefetch:8
                                3⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:3208
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --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=6664 /prefetch:1
                                3⤵
                                  PID:1828
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4092 /prefetch:1
                                  3⤵
                                    PID:4964
                                  • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=7136 /prefetch:8
                                    3⤵
                                      PID:4308
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,5279838142576935429,415356980085548715,131072 --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=7128 /prefetch:2
                                      3⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:408
                                    • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3348 /prefetch:8
                                      3⤵
                                        PID:1636
                                      • 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=2108,5279838142576935429,415356980085548715,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3728 /prefetch:8
                                        3⤵
                                          PID:3404
                                      • 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=a0dac8c8302bd497bccd654205a1f669a295184ad81cc344e845d4ccefb04066.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                        2⤵
                                        • Suspicious use of WriteProcessMemory
                                        PID:3512
                                        • 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,0x100,0x104,0xf8,0x108,0x7ffc180646f8,0x7ffc18064708,0x7ffc18064718
                                          3⤵
                                            PID:3924
                                      • C:\Windows\System32\CompPkgSrv.exe
                                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                                        1⤵
                                          PID:1188

                                        Network

                                        MITRE ATT&CK Matrix ATT&CK v6

                                        Persistence

                                        Registry Run Keys / Startup Folder

                                        1
                                        T1060

                                        Defense Evasion

                                        Modify Registry

                                        1
                                        T1112

                                        Discovery

                                        System Information Discovery

                                        2
                                        T1082

                                        Query Registry

                                        1
                                        T1012

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

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

                                          152B

                                          MD5

                                          7b4b103831d353776ed8bfcc7676f9df

                                          SHA1

                                          40f33a3f791fda49a35224a469cc67b94ca53a23

                                          SHA256

                                          bf59580e4d4a781622abb3d43674dedc8d618d6c6da09e7d85d920cd9cea4e85

                                          SHA512

                                          5cb3360ac602d18425bdb977be3c9ee8bbe815815278a8848488ba9097e849b7d67f993b4795216e0c168cdc9c9260de504cccb305ff808da63762c2209e532f

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

                                          152B

                                          MD5

                                          7b4b103831d353776ed8bfcc7676f9df

                                          SHA1

                                          40f33a3f791fda49a35224a469cc67b94ca53a23

                                          SHA256

                                          bf59580e4d4a781622abb3d43674dedc8d618d6c6da09e7d85d920cd9cea4e85

                                          SHA512

                                          5cb3360ac602d18425bdb977be3c9ee8bbe815815278a8848488ba9097e849b7d67f993b4795216e0c168cdc9c9260de504cccb305ff808da63762c2209e532f

                                        • \??\pipe\LOCAL\crashpad_4184_LVAFEEWVZULCXMZL
                                          MD5

                                          d41d8cd98f00b204e9800998ecf8427e

                                          SHA1

                                          da39a3ee5e6b4b0d3255bfef95601890afd80709

                                          SHA256

                                          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                          SHA512

                                          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                        • memory/408-168-0x0000000000000000-mapping.dmp
                                        • memory/1368-148-0x0000000000000000-mapping.dmp
                                        • memory/1400-136-0x0000000000000000-mapping.dmp
                                        • memory/1480-160-0x0000000000000000-mapping.dmp
                                        • memory/1636-170-0x0000000000000000-mapping.dmp
                                        • memory/1828-163-0x0000000000000000-mapping.dmp
                                        • memory/1868-158-0x0000000000000000-mapping.dmp
                                        • memory/2028-159-0x0000000000000000-mapping.dmp
                                        • memory/2420-150-0x0000000000000000-mapping.dmp
                                        • memory/2548-154-0x0000000000000000-mapping.dmp
                                        • memory/2564-156-0x0000000000000000-mapping.dmp
                                        • memory/2964-152-0x0000000000000000-mapping.dmp
                                        • memory/3208-161-0x0000000000000000-mapping.dmp
                                        • memory/3404-172-0x0000000000000000-mapping.dmp
                                        • memory/3512-138-0x0000000000000000-mapping.dmp
                                        • memory/3640-137-0x0000000000000000-mapping.dmp
                                        • memory/3924-140-0x0000000000000000-mapping.dmp
                                        • memory/3956-146-0x0000000000000000-mapping.dmp
                                        • memory/4184-133-0x0000000000000000-mapping.dmp
                                        • memory/4308-167-0x0000000000000000-mapping.dmp
                                        • memory/4836-143-0x0000000000000000-mapping.dmp
                                        • memory/4956-134-0x0000000000000000-mapping.dmp
                                        • memory/4964-165-0x0000000000000000-mapping.dmp