Analysis

  • max time kernel
    200s
  • max time network
    202s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-10-2022 02:23

General

  • Target

    4e423493099eec58f6e89d7d1486270334ea2700.exe

  • Size

    202KB

  • MD5

    69e30be9244aba411ce81a46f5501a60

  • SHA1

    4e423493099eec58f6e89d7d1486270334ea2700

  • SHA256

    093035d2d751ebddd5292d3b8510b3f0a272603fa6ff86ae409813e8cb23ddd2

  • SHA512

    8d7b94168b6d26b4ffadb7100a6a5a2eef836e06b034864e6de9a0a0cb4afb8c4ed8c7ea8ac062531cc079e95e4bb56f12dbbfedf70a53b1f88596a43acec872

  • SSDEEP

    3072:fzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIG4cFcYi0jBtBug8rd7mSGXcnW:fLV6Bta6dtJmakIM50IjBtBuXFIXcnW

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\4e423493099eec58f6e89d7d1486270334ea2700.exe
    "C:\Users\Admin\AppData\Local\Temp\4e423493099eec58f6e89d7d1486270334ea2700.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2296
    • 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=4e423493099eec58f6e89d7d1486270334ea2700.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:5012
      • 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,0x100,0xd4,0x104,0x7ff970c646f8,0x7ff970c64708,0x7ff970c64718
        3⤵
          PID:1912
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
          3⤵
            PID:1004
          • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2268 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1388
          • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2944 /prefetch:8
            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=2132,9883222819329347388,4515835689559479600,131072 --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=3812 /prefetch:1
              3⤵
                PID:1076
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --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=3860 /prefetch:1
                3⤵
                  PID:5100
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --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=4408 /prefetch:1
                  3⤵
                    PID:5076
                  • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5448 /prefetch:8
                    3⤵
                      PID:444
                    • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5948 /prefetch:8
                      3⤵
                        PID:1536
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --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=6080 /prefetch:1
                        3⤵
                          PID:1636
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --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=5456 /prefetch:1
                          3⤵
                            PID:1792
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --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=4464 /prefetch:1
                            3⤵
                              PID:3024
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --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=6572 /prefetch:1
                              3⤵
                                PID:4736
                              • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=7132 /prefetch:8
                                3⤵
                                  PID:3828
                                • 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:360
                                  • 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,0x7ff7cbc65460,0x7ff7cbc65470,0x7ff7cbc65480
                                    4⤵
                                      PID:4460
                                  • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=7132 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:2020
                                  • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2876 /prefetch:8
                                    3⤵
                                      PID:1076
                                    • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3400 /prefetch:8
                                      3⤵
                                        PID:1512
                                      • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6696 /prefetch:8
                                        3⤵
                                          PID:1300
                                        • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4048 /prefetch:8
                                          3⤵
                                            PID:1384
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,9883222819329347388,4515835689559479600,131072 --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=2932 /prefetch:2
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:4824
                                          • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3944 /prefetch:8
                                            3⤵
                                              PID:4700
                                            • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5616 /prefetch:8
                                              3⤵
                                                PID:1712
                                              • 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=2132,9883222819329347388,4515835689559479600,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=7148 /prefetch:8
                                                3⤵
                                                  PID:4624
                                              • 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=4e423493099eec58f6e89d7d1486270334ea2700.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                                2⤵
                                                  PID:1956
                                                  • 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=0x104,0x108,0x10c,0xe0,0x110,0x7ff970c646f8,0x7ff970c64708,0x7ff970c64718
                                                    3⤵
                                                      PID:3636
                                                • C:\Windows\System32\CompPkgSrv.exe
                                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                                  1⤵
                                                    PID:4692

                                                  Network

                                                  MITRE ATT&CK Enterprise v6

                                                  Replay Monitor

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                                                  Downloads

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

                                                    Filesize

                                                    152B

                                                    MD5

                                                    71b657795f1d63721f304fcf46915016

                                                    SHA1

                                                    d2cabf753a2b8888642a3a26878e7f47784153b2

                                                    SHA256

                                                    f6d95ff8ef0a6098a3c31bedf0f623555cf3855bab0142f2350f07eb85832c28

                                                    SHA512

                                                    dd1d8e6e56463cba11da14b604c4dcedf13e1914c4afab93121f6535a30120e0d907c0129c6eebfc8a0a70a557d2f6d467a24fe0bac960c79519049e1931ea20

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

                                                    Filesize

                                                    152B

                                                    MD5

                                                    f647a9024e00f209b4882586b48a6d1c

                                                    SHA1

                                                    825a1e51260086c4261315dbc9704e1848fe5ff7

                                                    SHA256

                                                    77614c9d1cb42c41c0ce0415aecc9a20823ba79bdcdb8a27e90be7a16c57229b

                                                    SHA512

                                                    84961cc97defa398b0053b40453db58198b3e5bd2ad59770707ed11eb282eff479664253e616427826b40377e6486cdc1676369324617e5b5b0262b904f2ca9a

                                                  • \??\pipe\LOCAL\crashpad_5012_WPOLZFPHIPIOEBSL

                                                    MD5

                                                    d41d8cd98f00b204e9800998ecf8427e

                                                    SHA1

                                                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                    SHA256

                                                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                    SHA512

                                                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                  • memory/360-162-0x0000000000000000-mapping.dmp

                                                  • memory/444-151-0x0000000000000000-mapping.dmp

                                                  • memory/916-139-0x0000000000000000-mapping.dmp

                                                  • memory/1004-135-0x0000000000000000-mapping.dmp

                                                  • memory/1076-141-0x0000000000000000-mapping.dmp

                                                  • memory/1076-166-0x0000000000000000-mapping.dmp

                                                  • memory/1300-170-0x0000000000000000-mapping.dmp

                                                  • memory/1384-172-0x0000000000000000-mapping.dmp

                                                  • memory/1388-136-0x0000000000000000-mapping.dmp

                                                  • memory/1512-168-0x0000000000000000-mapping.dmp

                                                  • memory/1536-153-0x0000000000000000-mapping.dmp

                                                  • memory/1636-155-0x0000000000000000-mapping.dmp

                                                  • memory/1712-177-0x0000000000000000-mapping.dmp

                                                  • memory/1792-157-0x0000000000000000-mapping.dmp

                                                  • memory/1912-133-0x0000000000000000-mapping.dmp

                                                  • memory/1956-144-0x0000000000000000-mapping.dmp

                                                  • memory/2020-164-0x0000000000000000-mapping.dmp

                                                  • memory/3024-159-0x0000000000000000-mapping.dmp

                                                  • memory/3636-145-0x0000000000000000-mapping.dmp

                                                  • memory/4460-163-0x0000000000000000-mapping.dmp

                                                  • memory/4624-179-0x0000000000000000-mapping.dmp

                                                  • memory/4700-175-0x0000000000000000-mapping.dmp

                                                  • memory/4736-161-0x0000000000000000-mapping.dmp

                                                  • memory/4824-173-0x0000000000000000-mapping.dmp

                                                  • memory/5012-132-0x0000000000000000-mapping.dmp

                                                  • memory/5076-148-0x0000000000000000-mapping.dmp

                                                  • memory/5100-143-0x0000000000000000-mapping.dmp