Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 18:13

General

  • Target

    b106f6c78f7cf02b58cd6eb249053da03b616e58fdafe22fc2759086830e8435.exe

  • Size

    100KB

  • MD5

    5d959f02d9c328e8301ebe7d4ba1ba10

  • SHA1

    6fb8d1184940c502f2d39a1e2fa35a567c882312

  • SHA256

    b106f6c78f7cf02b58cd6eb249053da03b616e58fdafe22fc2759086830e8435

  • SHA512

    98f52f6cf358a3c3120c9b376b8c40251672b95092ce05d9c24dd05e80219eeae33495120da209e07dc548adb44f01d9ff204873f0d4468e383ac27605a9fc6f

  • SSDEEP

    1536:XWpPwVGJp/Ews4CEbid/aaFEfq6uqOAZyo175MGHP0fodMrFkLw:mpPwVGJp/ZCEed/oyo17W+wodSy

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\b106f6c78f7cf02b58cd6eb249053da03b616e58fdafe22fc2759086830e8435.exe
    "C:\Users\Admin\AppData\Local\Temp\b106f6c78f7cf02b58cd6eb249053da03b616e58fdafe22fc2759086830e8435.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3224
    • 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=b106f6c78f7cf02b58cd6eb249053da03b616e58fdafe22fc2759086830e8435.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:1096
      • 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,0x100,0xd4,0x104,0x7ffe954246f8,0x7ffe95424708,0x7ffe95424718
        3⤵
          PID:1512
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
          3⤵
            PID:1924
          • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2256 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4644
          • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2692 /prefetch:8
            3⤵
              PID:3464
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=3296 /prefetch:1
              3⤵
                PID:932
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=3304 /prefetch:1
                3⤵
                  PID:4228
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=4036 /prefetch:1
                  3⤵
                    PID:4672
                  • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5024 /prefetch:8
                    3⤵
                      PID:2776
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=4220 /prefetch:1
                      3⤵
                        PID:1496
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=5096 /prefetch:1
                        3⤵
                          PID:2524
                        • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3472 /prefetch:8
                          3⤵
                            PID:4180
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=5840 /prefetch:1
                            3⤵
                              PID:4320
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=3672 /prefetch:1
                              3⤵
                                PID:3976
                              • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6308 /prefetch:8
                                3⤵
                                  PID:4680
                                • 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:3948
                                  • 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,0x7ff742975460,0x7ff742975470,0x7ff742975480
                                    4⤵
                                      PID:1804
                                  • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6308 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:4516
                                  • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5476 /prefetch:8
                                    3⤵
                                      PID:4240
                                    • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3100 /prefetch:8
                                      3⤵
                                        PID:3392
                                      • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5932 /prefetch:8
                                        3⤵
                                          PID:1568
                                        • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4988 /prefetch:8
                                          3⤵
                                            PID:4660
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,15876500277479297389,295889924591254232,131072 --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=3064 /prefetch:2
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:440
                                          • 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=2116,15876500277479297389,295889924591254232,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5408 /prefetch:8
                                            3⤵
                                              PID:2460
                                          • 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=b106f6c78f7cf02b58cd6eb249053da03b616e58fdafe22fc2759086830e8435.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            2⤵
                                              PID:3392
                                              • 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,0x100,0xd4,0x104,0x7ffe954246f8,0x7ffe95424708,0x7ffe95424718
                                                3⤵
                                                  PID:4244
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:4972

                                              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_1096_VOZIFQWNNHDCRIBN
                                                MD5

                                                d41d8cd98f00b204e9800998ecf8427e

                                                SHA1

                                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                SHA256

                                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                SHA512

                                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                              • memory/440-173-0x0000000000000000-mapping.dmp
                                              • memory/932-145-0x0000000000000000-mapping.dmp
                                              • memory/1096-132-0x0000000000000000-mapping.dmp
                                              • memory/1496-153-0x0000000000000000-mapping.dmp
                                              • memory/1512-133-0x0000000000000000-mapping.dmp
                                              • memory/1568-170-0x0000000000000000-mapping.dmp
                                              • memory/1804-163-0x0000000000000000-mapping.dmp
                                              • memory/1924-135-0x0000000000000000-mapping.dmp
                                              • memory/2460-175-0x0000000000000000-mapping.dmp
                                              • memory/2524-155-0x0000000000000000-mapping.dmp
                                              • memory/2776-151-0x0000000000000000-mapping.dmp
                                              • memory/3392-140-0x0000000000000000-mapping.dmp
                                              • memory/3392-168-0x0000000000000000-mapping.dmp
                                              • memory/3464-139-0x0000000000000000-mapping.dmp
                                              • memory/3948-162-0x0000000000000000-mapping.dmp
                                              • memory/3976-161-0x0000000000000000-mapping.dmp
                                              • memory/4180-157-0x0000000000000000-mapping.dmp
                                              • memory/4228-147-0x0000000000000000-mapping.dmp
                                              • memory/4240-166-0x0000000000000000-mapping.dmp
                                              • memory/4244-141-0x0000000000000000-mapping.dmp
                                              • memory/4320-159-0x0000000000000000-mapping.dmp
                                              • memory/4516-164-0x0000000000000000-mapping.dmp
                                              • memory/4644-136-0x0000000000000000-mapping.dmp
                                              • memory/4660-172-0x0000000000000000-mapping.dmp
                                              • memory/4672-149-0x0000000000000000-mapping.dmp