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Analysis

  • max time kernel
    155s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 03:51

General

  • Target

    1f18dd9584f4598b2576c4e7101353c20d33fb2932647814925af0db77ed0d00.exe

  • Size

    44KB

  • MD5

    77c428a82bfde26dec3a8a2924cc4c0f

  • SHA1

    5deea76762267d4bdd815c03b9cd90ae3696c137

  • SHA256

    1f18dd9584f4598b2576c4e7101353c20d33fb2932647814925af0db77ed0d00

  • SHA512

    6d476acd5240fc8c94e878f9fcbff0b6283933eda75d76603629ff8a607deda41466c67e331cabff070ffda148f2c9411fdd349cf828b7134e68372c93d6e7e8

  • SSDEEP

    768:rXOlA6yvucR5MWB0siLGHkHzYwBqBQKpAq:rXO/yWwsseGsTBqlpd

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 12 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\1f18dd9584f4598b2576c4e7101353c20d33fb2932647814925af0db77ed0d00.exe
    "C:\Users\Admin\AppData\Local\Temp\1f18dd9584f4598b2576c4e7101353c20d33fb2932647814925af0db77ed0d00.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:540
    • 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=1f18dd9584f4598b2576c4e7101353c20d33fb2932647814925af0db77ed0d00.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:5076
      • 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,0x100,0xd4,0x104,0x7ffe99e346f8,0x7ffe99e34708,0x7ffe99e34718
        3⤵
          PID:5044
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2204 /prefetch:2
          3⤵
            PID:4848
          • 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=2164,3024929743690306554,9039367282015987908,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2264 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4804
          • 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=2164,3024929743690306554,9039367282015987908,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2784 /prefetch:8
            3⤵
              PID:3120
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --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=3388 /prefetch:1
              3⤵
                PID:4832
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --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=3392 /prefetch:1
                3⤵
                  PID:4316
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --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=4120 /prefetch:1
                  3⤵
                    PID:5000
                  • 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=2164,3024929743690306554,9039367282015987908,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4896 /prefetch:8
                    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=2164,3024929743690306554,9039367282015987908,131072 --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=5068 /prefetch:1
                      3⤵
                        PID:1128
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --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=5364 /prefetch:1
                        3⤵
                          PID:536
                        • 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=2164,3024929743690306554,9039367282015987908,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5572 /prefetch:8
                          3⤵
                            PID:3512
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --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=5708 /prefetch:1
                            3⤵
                              PID:1164
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --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=5688 /prefetch:1
                              3⤵
                                PID:2844
                              • 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=2164,3024929743690306554,9039367282015987908,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6324 /prefetch:8
                                3⤵
                                  PID:3016
                                • 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:3512
                                  • 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,0x7ff733325460,0x7ff733325470,0x7ff733325480
                                    4⤵
                                      PID:3776
                                  • 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=2164,3024929743690306554,9039367282015987908,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6324 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:2344
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2164,3024929743690306554,9039367282015987908,131072 --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=3212 /prefetch:2
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:1708
                                • 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=1f18dd9584f4598b2576c4e7101353c20d33fb2932647814925af0db77ed0d00.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                  2⤵
                                  • Suspicious use of WriteProcessMemory
                                  PID:1220
                                  • 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,0x100,0xb0,0x104,0x7ffe99e346f8,0x7ffe99e34708,0x7ffe99e34718
                                    3⤵
                                      PID:4892
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,17695138259727844635,11471792299593908917,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2124 /prefetch:2
                                      3⤵
                                        PID:4068
                                      • 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=2092,17695138259727844635,11471792299593908917,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2208 /prefetch:3
                                        3⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:3372
                                  • C:\Windows\System32\CompPkgSrv.exe
                                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                                    1⤵
                                      PID:1792

                                    Network

                                    MITRE ATT&CK Enterprise v6

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80237EE4964FC9C409AAF55BF996A292_C0427F5F77D9B3A439FC620EDAAB6177

                                      Filesize

                                      471B

                                      MD5

                                      fc4451743ae6d96d07076f3062309c18

                                      SHA1

                                      ffe7b073fc93cc73b1779d73528763a15c701ec6

                                      SHA256

                                      1e1ab179c71a268faa3558cb48f11d2c9ea8d30f6cd6b90d8f5a68c03769f6be

                                      SHA512

                                      c2d22f63a041d8bcd2440b89aa12f6e08b6e483a637e6bbee20e83803dc0d9ea3fb826e8a33612e5d38f55bd34e5a80961ec35ebade192fc72f7a281d2fa7ac5

                                    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80237EE4964FC9C409AAF55BF996A292_C0427F5F77D9B3A439FC620EDAAB6177

                                      Filesize

                                      412B

                                      MD5

                                      b3e49d846c667d7176d844f188fbe370

                                      SHA1

                                      1011ea718fda618a98d8140e5a4266e896798c6b

                                      SHA256

                                      e17f7a4b1d3149b0bb551e9f699f5a0ae03139018fa6454f1c0950bab3c9df9e

                                      SHA512

                                      9438cbd92f99687b04d88e03ed38133785b6a606fb24c267eabfe43295b0600243191ee44446b5666ce9a3506918ad3ac4119e4d64aa3f23b819a9e2c9e058b2

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

                                      Filesize

                                      152B

                                      MD5

                                      af05481b81fdeb6c34b41fa28542b8e1

                                      SHA1

                                      30982103d4ad165cda1b492f96da553b0d5a8663

                                      SHA256

                                      61fabb6e11c5fe6ed58cbe1d1651395b973b7f460ebc78183b02484fad2ef7a2

                                      SHA512

                                      6671efa37f6ed5c9faa5b0a063bc6741d2dd217a6bfd578da3d3c8a54b16395916fa2173851bcd597b7489da05fe33095aedc655d0a7df773bd96f814b3b900f

                                    • 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

                                      71b657795f1d63721f304fcf46915016

                                      SHA1

                                      d2cabf753a2b8888642a3a26878e7f47784153b2

                                      SHA256

                                      f6d95ff8ef0a6098a3c31bedf0f623555cf3855bab0142f2350f07eb85832c28

                                      SHA512

                                      dd1d8e6e56463cba11da14b604c4dcedf13e1914c4afab93121f6535a30120e0d907c0129c6eebfc8a0a70a557d2f6d467a24fe0bac960c79519049e1931ea20

                                    • 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\Local State

                                      Filesize

                                      2KB

                                      MD5

                                      77eb2b71325f922f17597093effc391f

                                      SHA1

                                      29b73f47762466bd53c7a8640b79a7928c44ece3

                                      SHA256

                                      15da3567559efc1fb49dcb301e512ceb68756976019d45dea4fa18f27d7443a2

                                      SHA512

                                      d478ed820651949f334fa1ea76c7b0a10a4f6c10a263e7b9229aa510c5649a509d9148e140e6ee1208bd42a32f6c6e3f6bf085e3afa111ec4ec714851eb98533

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                      Filesize

                                      9KB

                                      MD5

                                      5c19c9bd47d74db58cdd0206c2e93c97

                                      SHA1

                                      6d3ac5bb9f5d0ed7de3872e22d820db2450450ef

                                      SHA256

                                      4167d4e85f51318ecac1e829c618fdc11d8de16ef5092f90247bee943c440729

                                      SHA512

                                      22ed4728d9ea7ca1c1fc3ef5f728b6650b31911193b08702a7a3aede186b6d14b64aef96ec33abd79ec21e8abd15672e45696a7653acc7da52fd0598cfa70b23

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                      Filesize

                                      2KB

                                      MD5

                                      77eb2b71325f922f17597093effc391f

                                      SHA1

                                      29b73f47762466bd53c7a8640b79a7928c44ece3

                                      SHA256

                                      15da3567559efc1fb49dcb301e512ceb68756976019d45dea4fa18f27d7443a2

                                      SHA512

                                      d478ed820651949f334fa1ea76c7b0a10a4f6c10a263e7b9229aa510c5649a509d9148e140e6ee1208bd42a32f6c6e3f6bf085e3afa111ec4ec714851eb98533