Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 17:03

General

  • Target

    f7572d5cfacb3efaf0d4abf91d664d1d7bf257530e8979afd08d4d6a00206f92.exe

  • Size

    695KB

  • MD5

    097fda7aa550f8f4a3da18183674024b

  • SHA1

    2d97e7f602a192bdeed5caca21bac0e1f97539c5

  • SHA256

    f7572d5cfacb3efaf0d4abf91d664d1d7bf257530e8979afd08d4d6a00206f92

  • SHA512

    f3af8e65b0bbcc1b74df0391b27a9fd3142aa9e9f2a1feb11e90b35fec058eee856178b1029a3418e50ad483be27035de579a0d05c581d80be5d4f2d9b484e42

  • SSDEEP

    6144:zMjVIvZy4yiVrvkMuSRfc2u6fISJoGihUZcqUDZWWbK2J00kakgErTsyqTefUMbM:gjKy4yidvt0hSJOh0a0W9QaX64yfffT

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\f7572d5cfacb3efaf0d4abf91d664d1d7bf257530e8979afd08d4d6a00206f92.exe
    "C:\Users\Admin\AppData\Local\Temp\f7572d5cfacb3efaf0d4abf91d664d1d7bf257530e8979afd08d4d6a00206f92.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4344
    • 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=f7572d5cfacb3efaf0d4abf91d664d1d7bf257530e8979afd08d4d6a00206f92.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:4932
      • 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,0x100,0x40,0x104,0x7fffcb0346f8,0x7fffcb034708,0x7fffcb034718
        3⤵
          PID:5048
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
          3⤵
            PID:4008
          • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2472 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2144
          • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2768 /prefetch:8
            3⤵
              PID:220
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --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=3292 /prefetch:1
              3⤵
                PID:2068
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --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=3332 /prefetch:1
                3⤵
                  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=2152,6213554409569016564,8858482294451155755,131072 --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=3916 /prefetch:1
                  3⤵
                    PID:2140
                  • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5004 /prefetch:8
                    3⤵
                      PID:2588
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --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=5036 /prefetch:1
                      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=2152,6213554409569016564,8858482294451155755,131072 --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=5056 /prefetch:1
                        3⤵
                          PID:2788
                        • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3692 /prefetch:8
                          3⤵
                            PID:4864
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --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=5788 /prefetch:1
                            3⤵
                              PID:2000
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --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=5820 /prefetch:1
                              3⤵
                                PID:3984
                              • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6280 /prefetch:8
                                3⤵
                                  PID:3432
                                • 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:2956
                                  • 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=0x224,0x228,0x22c,0x200,0x230,0x7ff631ad5460,0x7ff631ad5470,0x7ff631ad5480
                                    4⤵
                                      PID:2548
                                  • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6280 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    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=unzip.mojom.Unzipper --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5256 /prefetch:8
                                    3⤵
                                      PID:3964
                                    • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6384 /prefetch:8
                                      3⤵
                                        PID:2452
                                      • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5284 /prefetch:8
                                        3⤵
                                          PID:4464
                                        • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5180 /prefetch:8
                                          3⤵
                                            PID:3956
                                          • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5180 /prefetch:8
                                            3⤵
                                              PID:3524
                                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2152,6213554409569016564,8858482294451155755,131072 --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=3152 /prefetch:2
                                              3⤵
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:4164
                                            • 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=2152,6213554409569016564,8858482294451155755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3172 /prefetch:8
                                              3⤵
                                                PID:1264
                                            • 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=f7572d5cfacb3efaf0d4abf91d664d1d7bf257530e8979afd08d4d6a00206f92.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                              2⤵
                                                PID:1768
                                                • 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,0x100,0xd4,0x104,0x7fffcb0346f8,0x7fffcb034708,0x7fffcb034718
                                                  3⤵
                                                    PID:3836
                                              • C:\Windows\System32\CompPkgSrv.exe
                                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                                1⤵
                                                  PID:760

                                                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

                                                  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_4932_GHMMRFCKZWKIVXBQ
                                                  MD5

                                                  d41d8cd98f00b204e9800998ecf8427e

                                                  SHA1

                                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                  SHA256

                                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                  SHA512

                                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                • memory/220-139-0x0000000000000000-mapping.dmp
                                                • memory/764-153-0x0000000000000000-mapping.dmp
                                                • memory/1264-177-0x0000000000000000-mapping.dmp
                                                • memory/1768-140-0x0000000000000000-mapping.dmp
                                                • memory/2000-159-0x0000000000000000-mapping.dmp
                                                • memory/2040-164-0x0000000000000000-mapping.dmp
                                                • memory/2068-145-0x0000000000000000-mapping.dmp
                                                • memory/2140-149-0x0000000000000000-mapping.dmp
                                                • memory/2144-136-0x0000000000000000-mapping.dmp
                                                • memory/2452-168-0x0000000000000000-mapping.dmp
                                                • memory/2548-163-0x0000000000000000-mapping.dmp
                                                • memory/2572-147-0x0000000000000000-mapping.dmp
                                                • memory/2588-151-0x0000000000000000-mapping.dmp
                                                • memory/2788-155-0x0000000000000000-mapping.dmp
                                                • memory/2956-162-0x0000000000000000-mapping.dmp
                                                • memory/3524-174-0x0000000000000000-mapping.dmp
                                                • memory/3836-141-0x0000000000000000-mapping.dmp
                                                • memory/3956-172-0x0000000000000000-mapping.dmp
                                                • memory/3964-166-0x0000000000000000-mapping.dmp
                                                • memory/3984-161-0x0000000000000000-mapping.dmp
                                                • memory/4008-135-0x0000000000000000-mapping.dmp
                                                • memory/4164-175-0x0000000000000000-mapping.dmp
                                                • memory/4464-170-0x0000000000000000-mapping.dmp
                                                • memory/4864-157-0x0000000000000000-mapping.dmp
                                                • memory/4932-132-0x0000000000000000-mapping.dmp
                                                • memory/5048-133-0x0000000000000000-mapping.dmp