Analysis

  • max time kernel
    1799s
  • max time network
    1722s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    17/04/2023, 11:01

General

  • Target

    Screenshot (1).png

  • Size

    201KB

  • MD5

    28cff28c1857954db65712c79533ba89

  • SHA1

    4819ad0535ef4669b0a57330827f4508f5901a5f

  • SHA256

    f02c71df318287b7ec8d938c59663546b376cf21b2c4689eae45d1e7851c0ef5

  • SHA512

    4cdb707eb7b31015cfd5a1d55034fc508e371f0e97cbbcbcd0ab7cfff0a4223643252c382a5e3eedb3515f353fee4fce7ec80d6bb68e8e162c4f1cba8a6f8900

  • SSDEEP

    6144:nUC95ESLg1NosnadHnvfdsLtacf1s+lj59ZP7jF:UGNg16HdHnvFshVs+lh7jF

Score
3/10

Malware Config

Signatures

  • 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 data under HKEY_USERS 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 30 IoCs
  • Suspicious use of SendNotifyMessage 27 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Screenshot (1).png"
    1⤵
      PID:3780
    • C:\Program Files\VideoLAN\VLC\vlc.exe
      "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\UninstallInitialize.avi"
      1⤵
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4748
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4868
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ff89a8e9758,0x7ff89a8e9768,0x7ff89a8e9778
        2⤵
          PID:4848
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1900 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
          2⤵
            PID:4784
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1664 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:2
            2⤵
              PID:4424
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2124 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
              2⤵
                PID:2672
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3100 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:1
                2⤵
                  PID:704
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3084 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:1
                  2⤵
                    PID:1008
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=3576 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:1
                    2⤵
                      PID:5056
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4504 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
                      2⤵
                        PID:3216
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4680 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
                        2⤵
                          PID:4936
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4912 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
                          2⤵
                            PID:820
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4780 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
                            2⤵
                              PID:1256
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5012 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
                              2⤵
                                PID:3540
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4780 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:8
                                2⤵
                                  PID:3532
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --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=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1648 --field-trial-handle=1768,i,3340826416793005205,1990171039334770246,131072 /prefetch:2
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4476
                              • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                                "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                                1⤵
                                  PID:4904

                                Network

                                MITRE ATT&CK Enterprise v6

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                                  Filesize

                                  924B

                                  MD5

                                  3ea0f3ab68b76351da437130f6d6bb8c

                                  SHA1

                                  0aac18a3ba9476b7884b5fc4886b0a829e8e17ae

                                  SHA256

                                  d2c12241c71a56a59b9d7acb9d98f9dda374fdd4407406379e1bf74b1f82d747

                                  SHA512

                                  f97ab7b460415e44cff0744bb5aa3d68dce668ea57c6382266db34082038b7fe7cacaac92d1fb70c4e641ed51f2fb2bfe27facab748c1f754a533c011449f78c

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                  Filesize

                                  371B

                                  MD5

                                  aa97431b6d7efa98c38a825683336633

                                  SHA1

                                  c1468e46ca4d5911b7bbe537a0f8f031a76ef939

                                  SHA256

                                  b7cef871879c363b2c7fa1ed23e131c2c2add7d234e7744e5f64e968ed5df766

                                  SHA512

                                  44dd5cfd6cc6f89454d1a82c88b21e7a5c23f2793ae298960da955bc3cacc77a00c526c3bebc95a139f9e31812d78cdd24d18ecbfb36892339ddb8532c33f026

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                  Filesize

                                  5KB

                                  MD5

                                  f1011b93581b5073fdae99c71da84acc

                                  SHA1

                                  30f3a2f97bc9b493ac48c2aeb7b57e1615e96f25

                                  SHA256

                                  7c12cac178de9f495fabfab09d0de38606f3bd8c61ebb6a50179fb92d9414465

                                  SHA512

                                  27ff549fbd1851b1a2a5747acca851689a18150d1bc6d4e42a795ed7ea3a1bcac759813671d21a39f2fcdc7278ef9564ee6f7b3e84679f9974865989f5fbb7b7

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                  Filesize

                                  5KB

                                  MD5

                                  ac805ad242bbd8d9c33f615ae8c92651

                                  SHA1

                                  9806f723ad54b952da9e1ea816e33e900b806aab

                                  SHA256

                                  2e9bc721a7b67d948bb561a4891fdfe593c0582f72d2fa9b72fc63656312db72

                                  SHA512

                                  4726b6d148b0fb403ba4f32902a08d577c34f4e9897522a59e95b2f58ff16be6b3e13a4e67cd861db49345883ea9f0f27937376be1f50ee13a26ca04c4ca6ca8

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\e7da9c76-720a-46b9-8250-6d72796a150f.tmp

                                  Filesize

                                  5KB

                                  MD5

                                  c352e06de594c677ab4cc294b1a69046

                                  SHA1

                                  8d127fcc640ab458d7c53a7fa5d7244ed03e5060

                                  SHA256

                                  3ea288195c1d7d5bec54c4f9fa014f97f4488904cc589063792564af3f3c32c5

                                  SHA512

                                  6b45cd73dd555b8242ea97eec7be59fdf7793546546e278faf8575144950f94c81ff656ce056bf013fc10feec0cef5e99e4cef3fe69f956530145bc47add4403

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                  Filesize

                                  202KB

                                  MD5

                                  6fe269100d1d60883d5a14aac8e38423

                                  SHA1

                                  d1634f4371c105bd6987d778eb3d0d5d69a305a2

                                  SHA256

                                  56d853884130e8c0ac81fb5c4e24b5dd85bca6faeb08004086be59a55cea8994

                                  SHA512

                                  0fa86c7a9c3a8efb1ef2c4cd68fa555d40180fa326a1c5818cffbe54f678099cfd88fd16695cbdaa1efc4241fccb0ec371b0684762091793cf0510ac4a9c94c8

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                  Filesize

                                  72KB

                                  MD5

                                  7afca11ad904670a027f2f6eb6b556fc

                                  SHA1

                                  893c7adf2e433e7ba2c04489857bed1380ee8926

                                  SHA256

                                  bdf95ed27c603fc1e4e2010a2e96ce6b34064d2431685814dcadbdd03cc99cea

                                  SHA512

                                  75b0e15ba1ee8246e51c1e6294b8c64e1fd15f8c328f7fd74153cfff542429a900e254f14c5df8f5942fb6e09e52c92c3408d8cfccc849a25defd1e314d6de74

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                  Filesize

                                  201KB

                                  MD5

                                  b277e0bcb02e509dcf9c3e167823dc0e

                                  SHA1

                                  7a74122ae15a57501a4b17a69ba2d605e9e01f16

                                  SHA256

                                  c3fa672ee0ba0b274862c012af78289a5489d322ecab2dc98062dc46ce045981

                                  SHA512

                                  c95d31cc130721014e0f95cb8874141f064280e48d1e88ae5acc4ad8a4fcca0f7dcdeee429bd90d5fa9ce668f36bba9d7a07f1675ddb7c05eeaca9236db4d1ed

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                  Filesize

                                  201KB

                                  MD5

                                  b57b03e9cfcb909d57f8792c4ce8fac4

                                  SHA1

                                  3878b59c310f41992ba2a1b9e494e2a5aec9ca1b

                                  SHA256

                                  56253fcb493ebd4dfaa834db324b939f2a03d962ffb541cf06c9c8554e131b3a

                                  SHA512

                                  4c03293de70083b5cfc3ead6ebdd7f2b5d10dda7e0c6f9c20fac30bd42befc4ac11018195256507af72b9c746b2a346032d7b262494ad754ca6900a6e62ec9fc

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                                  Filesize

                                  2B

                                  MD5

                                  99914b932bd37a50b983c5e7c90ae93b

                                  SHA1

                                  bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                  SHA256

                                  44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                  SHA512

                                  27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                                • C:\Users\Admin\AppData\Roaming\vlc\vlcrc.4748

                                  Filesize

                                  93KB

                                  MD5

                                  478a4a09f4f74e97335cd4d5e9da7ab5

                                  SHA1

                                  3c4f1dc52a293f079095d0b0370428ec8e8f9315

                                  SHA256

                                  884b59950669842f3c45e6da3480cd9a553538b951fb155b435b48ff38683974

                                  SHA512

                                  e96719663cd264132a8e1ea8c3f8a148c778a0c68caa2468ba47629393605b197dd9e00efad91f389de9fcc77b04981a0cf87f785f3c645cdc9e4ebd98060ca1

                                • memory/4748-135-0x00007FF897B60000-0x00007FF897C72000-memory.dmp

                                  Filesize

                                  1.1MB

                                • memory/4748-134-0x00007FF8985B0000-0x00007FF89965B000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4748-133-0x00007FF89A650000-0x00007FF89A904000-memory.dmp

                                  Filesize

                                  2.7MB

                                • memory/4748-132-0x00007FF8A92A0000-0x00007FF8A92D4000-memory.dmp

                                  Filesize

                                  208KB

                                • memory/4748-131-0x00007FF61A640000-0x00007FF61A738000-memory.dmp

                                  Filesize

                                  992KB