Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2022 09:03

General

  • Target

    97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c.exe

  • Size

    1.9MB

  • MD5

    35f95935a2030051b7bc994064996db5

  • SHA1

    c7afa81244a35e04d08d691563ea324df7766214

  • SHA256

    97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c

  • SHA512

    ad485e59bc5db138d576471a88ac268df9ad4118432308803745ddadef8b269df609241b09aa88e3c78abf23007252fdb5cba73f6ad9e4110bc12b7e1a001f88

  • SSDEEP

    49152:EDyM9igrn0WM7CfBjr+z08x+xQBCcb8l08ca:u7R4CfB/+z08xEHX

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Detected potential entity reuse from brand microsoft.
  • Suspicious use of SetThreadContext 1 IoCs
  • 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.

  • Program crash 1 IoCs
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c.exe
    "C:\Users\Admin\AppData\Local\Temp\97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4252
    • C:\Users\Admin\AppData\Local\Temp\97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c.exe
      "C:\Users\Admin\AppData\Local\Temp\97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:224
      • 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=97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
        3⤵
        • 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:2316
        • 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,0x100,0xd4,0x104,0x7ff8f96546f8,0x7ff8f9654708,0x7ff8f9654718
          4⤵
            PID:3212
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2168 /prefetch:2
            4⤵
              PID:2300
            • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2348 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:4708
            • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2760 /prefetch:8
              4⤵
                PID:3348
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --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=3308 /prefetch:1
                4⤵
                  PID:1988
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --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=3324 /prefetch:1
                  4⤵
                    PID:3132
                  • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4912 /prefetch:8
                    4⤵
                      PID:4688
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --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=5028 /prefetch:1
                      4⤵
                        PID:1412
                      • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5744 /prefetch:8
                        4⤵
                          PID:5008
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --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=2084 /prefetch:1
                          4⤵
                            PID:1212
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5940 /prefetch:1
                            4⤵
                              PID:2392
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5948 /prefetch:1
                              4⤵
                                PID:1904
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --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=3616 /prefetch:1
                                4⤵
                                  PID:3608
                                • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4964 /prefetch:8
                                  4⤵
                                    PID:1856
                                  • 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
                                    4⤵
                                    • Drops file in Program Files directory
                                    PID:4740
                                    • 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,0x7ff62bfe5460,0x7ff62bfe5470,0x7ff62bfe5480
                                      5⤵
                                        PID:2084
                                    • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4964 /prefetch:8
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:4584
                                    • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1884 /prefetch:8
                                      4⤵
                                        PID:1264
                                      • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5212 /prefetch:8
                                        4⤵
                                          PID:1276
                                        • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6388 /prefetch:8
                                          4⤵
                                            PID:4636
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,4218337924021360847,13160866254583805733,131072 --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=1876 /prefetch:2
                                            4⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:2820
                                          • 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=2132,4218337924021360847,13160866254583805733,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5500 /prefetch:8
                                            4⤵
                                              PID:3500
                                          • 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=97621946de4b3b2399635ec945a053efa01f7181cfb8c3b9b1d9c789a49c466c.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            3⤵
                                              PID:2884
                                              • 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,0x100,0x104,0xd8,0x108,0x7ff8f96546f8,0x7ff8f9654708,0x7ff8f9654718
                                                4⤵
                                                  PID:2616
                                            • C:\Windows\SysWOW64\WerFault.exe
                                              C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 524
                                              2⤵
                                              • Program crash
                                              PID:516
                                          • C:\Windows\SysWOW64\WerFault.exe
                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4252 -ip 4252
                                            1⤵
                                              PID:1180
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:3984

                                              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

                                                b8814439123c54cbc8e61bb010a24511

                                                SHA1

                                                403ad16668fc85e4ef366f00749eaec0f88b94b0

                                                SHA256

                                                ee60f00dcded0ed07c9c88d582efde48ddc73d1f1a28081d5e2dea006c4ac894

                                                SHA512

                                                de05eaa43d562783009cb1ade9c87f3d1b1020c951067d2f95dbab698b5f35271790bb9a547dd30cacf68783e09a4bdd1dfbfcf8cf53343b132b9c3d6c4d2800

                                              • \??\pipe\LOCAL\crashpad_2316_MKXJLCMEDUIYIHEC

                                                MD5

                                                d41d8cd98f00b204e9800998ecf8427e

                                                SHA1

                                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                SHA256

                                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                SHA512

                                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                              • memory/224-141-0x0000000000000000-mapping.dmp

                                              • memory/224-142-0x0000000000400000-0x00000000005EA000-memory.dmp

                                                Filesize

                                                1.9MB

                                              • memory/1212-165-0x0000000000000000-mapping.dmp

                                              • memory/1264-176-0x0000000000000000-mapping.dmp

                                              • memory/1276-178-0x0000000000000000-mapping.dmp

                                              • memory/1412-158-0x0000000000000000-mapping.dmp

                                              • memory/1904-169-0x0000000000000000-mapping.dmp

                                              • memory/1988-152-0x0000000000000000-mapping.dmp

                                              • memory/2084-173-0x0000000000000000-mapping.dmp

                                              • memory/2300-146-0x0000000000000000-mapping.dmp

                                              • memory/2316-143-0x0000000000000000-mapping.dmp

                                              • memory/2392-167-0x0000000000000000-mapping.dmp

                                              • memory/2616-162-0x0000000000000000-mapping.dmp

                                              • memory/2820-181-0x0000000000000000-mapping.dmp

                                              • memory/2884-161-0x0000000000000000-mapping.dmp

                                              • memory/3132-154-0x0000000000000000-mapping.dmp

                                              • memory/3212-144-0x0000000000000000-mapping.dmp

                                              • memory/3348-150-0x0000000000000000-mapping.dmp

                                              • memory/3500-183-0x0000000000000000-mapping.dmp

                                              • memory/3608-171-0x0000000000000000-mapping.dmp

                                              • memory/4252-135-0x0000000002180000-0x0000000002190000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-136-0x0000000002190000-0x00000000021A0000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-138-0x00000000021B0000-0x00000000021C0000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-132-0x0000000000560000-0x0000000000570000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-137-0x00000000021A0000-0x00000000021B0000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-140-0x00000000021D0000-0x00000000021E0000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-139-0x00000000021C0000-0x00000000021D0000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-134-0x0000000002170000-0x0000000002180000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4252-133-0x0000000000680000-0x0000000000690000-memory.dmp

                                                Filesize

                                                64KB

                                              • memory/4584-174-0x0000000000000000-mapping.dmp

                                              • memory/4636-180-0x0000000000000000-mapping.dmp

                                              • memory/4688-156-0x0000000000000000-mapping.dmp

                                              • memory/4708-147-0x0000000000000000-mapping.dmp

                                              • memory/4740-172-0x0000000000000000-mapping.dmp

                                              • memory/5008-160-0x0000000000000000-mapping.dmp