Analysis

  • max time kernel
    153s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2022 14:51

General

  • Target

    49c66f3e0544f4eba36d69ebf4007f1884c4c6952ad69a9e8292328be406ad14.exe

  • Size

    15KB

  • MD5

    64ccf327d374fba1b0312ed195beb020

  • SHA1

    c067c369f34902a084ca5b4e33eee88e1261caf9

  • SHA256

    49c66f3e0544f4eba36d69ebf4007f1884c4c6952ad69a9e8292328be406ad14

  • SHA512

    f854b3fcb2c1ecc360f86e1b9a3d03d8c0a23f853b8eb79fedda77c25fbaf441b52d165abb1e33e711912d6edd56ab8b39622b6613b0a5168ca6a3a18fd46f97

  • SSDEEP

    384:ZfWdjjPp5VGJdRvk4KWha7WU89t20c3QBWH6r:NWtjPPVGJHvk4ESt20Zi6r

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\49c66f3e0544f4eba36d69ebf4007f1884c4c6952ad69a9e8292328be406ad14.exe
    "C:\Users\Admin\AppData\Local\Temp\49c66f3e0544f4eba36d69ebf4007f1884c4c6952ad69a9e8292328be406ad14.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4888
    • 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=49c66f3e0544f4eba36d69ebf4007f1884c4c6952ad69a9e8292328be406ad14.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:1900
      • 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,0x100,0x104,0xd8,0x108,0x7ffa076d46f8,0x7ffa076d4708,0x7ffa076d4718
        3⤵
          PID:4964
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
          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=network.mojom.NetworkService --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2368 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4616
          • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2764 /prefetch:8
            3⤵
              PID:2208
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --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=3356 /prefetch:1
              3⤵
                PID:916
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --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=3396 /prefetch:1
                3⤵
                  PID:2368
                • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4572 /prefetch:8
                  3⤵
                    PID:1476
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4996 /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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3728 /prefetch:8
                      3⤵
                        PID:3504
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --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=3740 /prefetch:1
                        3⤵
                          PID:2552
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3752 /prefetch:1
                          3⤵
                            PID:2344
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --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=5628 /prefetch:1
                            3⤵
                              PID:2724
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --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=5248 /prefetch:1
                              3⤵
                                PID:4580
                              • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6264 /prefetch:8
                                3⤵
                                  PID:3364
                                • 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:4900
                                  • 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=0x114,0xdc,0xe0,0x100,0xe4,0x7ff657a45460,0x7ff657a45470,0x7ff657a45480
                                    4⤵
                                      PID:2176
                                  • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6264 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:4844
                                  • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6356 /prefetch:8
                                    3⤵
                                      PID:5320
                                    • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5348 /prefetch:8
                                      3⤵
                                        PID:5392
                                      • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2540 /prefetch:8
                                        3⤵
                                          PID:5580
                                        • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1908 /prefetch:8
                                          3⤵
                                            PID:5676
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2144,3350579532460612505,1965199797728879436,131072 --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=6356 /prefetch:2
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:5724
                                          • 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=2144,3350579532460612505,1965199797728879436,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4616 /prefetch:8
                                            3⤵
                                              PID:5824
                                          • 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=49c66f3e0544f4eba36d69ebf4007f1884c4c6952ad69a9e8292328be406ad14.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            2⤵
                                              PID:3120
                                              • 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=0x100,0x104,0x108,0xdc,0x10c,0x7ffa076d46f8,0x7ffa076d4708,0x7ffa076d4718
                                                3⤵
                                                  PID:3596
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:1420

                                              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

                                                66bc9611dd085dd5e1366c94b84456cd

                                                SHA1

                                                613339f5891bf2c9e54ef565c54eb18be42d65fb

                                                SHA256

                                                27b4949b239ca2e2ce7812dd455868d97ce9c4851bb46eb0d7d5827285dd6c22

                                                SHA512

                                                196973df9961ef3c91af4836cabe58b6e7df8aa410867ec6769b1407eea99532faf7c6efd351d4ef81f0ab12527756fd146fbe02220c93b9ced8368bd0488be6

                                              • \??\pipe\LOCAL\crashpad_1900_CSITGHMGESFLKJMW
                                                MD5

                                                d41d8cd98f00b204e9800998ecf8427e

                                                SHA1

                                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                SHA256

                                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                SHA512

                                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                              • memory/916-142-0x0000000000000000-mapping.dmp
                                              • memory/1476-146-0x0000000000000000-mapping.dmp
                                              • memory/1900-133-0x0000000000000000-mapping.dmp
                                              • memory/2176-164-0x0000000000000000-mapping.dmp
                                              • memory/2208-140-0x0000000000000000-mapping.dmp
                                              • memory/2344-154-0x0000000000000000-mapping.dmp
                                              • memory/2368-144-0x0000000000000000-mapping.dmp
                                              • memory/2420-148-0x0000000000000000-mapping.dmp
                                              • memory/2552-152-0x0000000000000000-mapping.dmp
                                              • memory/2724-160-0x0000000000000000-mapping.dmp
                                              • memory/3120-155-0x0000000000000000-mapping.dmp
                                              • memory/3504-150-0x0000000000000000-mapping.dmp
                                              • memory/3596-157-0x0000000000000000-mapping.dmp
                                              • memory/4464-136-0x0000000000000000-mapping.dmp
                                              • memory/4580-162-0x0000000000000000-mapping.dmp
                                              • memory/4616-137-0x0000000000000000-mapping.dmp
                                              • memory/4844-165-0x0000000000000000-mapping.dmp
                                              • memory/4888-156-0x00000000002D0000-0x00000000002D78E7-memory.dmp
                                                Filesize

                                                30KB

                                              • memory/4888-132-0x00000000002D0000-0x00000000002D78E7-memory.dmp
                                                Filesize

                                                30KB

                                              • memory/4900-163-0x0000000000000000-mapping.dmp
                                              • memory/4964-134-0x0000000000000000-mapping.dmp
                                              • memory/5320-167-0x0000000000000000-mapping.dmp
                                              • memory/5392-169-0x0000000000000000-mapping.dmp
                                              • memory/5580-171-0x0000000000000000-mapping.dmp
                                              • memory/5676-173-0x0000000000000000-mapping.dmp
                                              • memory/5724-174-0x0000000000000000-mapping.dmp
                                              • memory/5824-176-0x0000000000000000-mapping.dmp