Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-01-2024 22:08

General

  • Target

    https://flatsafe.com/

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://flatsafe.com/
    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:2652
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffc7e099758,0x7ffc7e099768,0x7ffc7e099778
      2⤵
        PID:4516
      • 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=1668 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:2
        2⤵
          PID:3724
        • 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=2216 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
          2⤵
            PID:3500
          • 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=2128 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
            2⤵
              PID:1316
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2708 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:1
              2⤵
                PID:332
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3040 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:1
                2⤵
                  PID:4068
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4672 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:1
                  2⤵
                    PID:2344
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3892 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:1
                    2⤵
                      PID:4340
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=4920 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:1
                      2⤵
                        PID:3360
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4716 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
                        2⤵
                        • Modifies registry class
                        PID:948
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=4724 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
                        2⤵
                          PID:1656
                        • 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=5608 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
                          2⤵
                            PID:3600
                          • 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=5696 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
                            2⤵
                              PID:224
                            • 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=5288 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
                              2⤵
                                PID:2328
                              • 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=5732 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:8
                                2⤵
                                  PID:2248
                                • 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=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5012 --field-trial-handle=1252,i,8040832772160512298,15533241030684321342,131072 /prefetch:2
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:2152
                              • 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:2412

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000023

                                  Filesize

                                  201KB

                                  MD5

                                  c445ab4315d0633d446998c80764cc36

                                  SHA1

                                  47d3dee9845cc6e29b6771dd6560793b8b93000e

                                  SHA256

                                  5635695eeb70b51c449aea7a5bd3c9699c3c28c64498fb7fcb8173aad45d7242

                                  SHA512

                                  83a32ffdddf3ee56e89f232c8d05a4b00265895b0e41d13700f90fa389f0bf3f112c291c24c3819751803322b11e2ff866971d835d601672b36818c4e099bff1

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                                  Filesize

                                  1008B

                                  MD5

                                  5bfa8df318c189af8e22cacb5f570d11

                                  SHA1

                                  893493c9d06214e55569a38ccaa5daf6fbd3caef

                                  SHA256

                                  b717b0b7eeb2e82af43942ec8c0ac37e531a84ae0b052d01e76f549d6cfff40d

                                  SHA512

                                  912fec1944349ac99605251932009fc2796990e01540574b61450a11c4e26cc6ae3df799bc6145db1b16485ff0be6c408315089e4fb196e732eb87d8170921ea

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

                                  Filesize

                                  4KB

                                  MD5

                                  a86498a21cbbb7c4e6f52da23908b48f

                                  SHA1

                                  d2a7d12b7dc8b7d288c82fbd270b4bfd84837f92

                                  SHA256

                                  e5c89d8b95b39b8ea6e7350a9ce1e3960a1774d7d4e002fa4e20cca192268e48

                                  SHA512

                                  a09aff57d56b4cd3e5b2cd79768f8e214939cb1691d57376afe2c39e33486ab4aeadd5677ff6e106456c877d7ac066b073c39023d236e6cd6e31e2f2fc4b2291

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

                                  Filesize

                                  4KB

                                  MD5

                                  124e5fe72c96ba5f911fb77293ec6531

                                  SHA1

                                  2237e43a04267054d0722907096529ae138dc52c

                                  SHA256

                                  e2f5b4d53f59512be09eb11bdd6a90f2194bb07939b97d0ab68e860b3bde6bff

                                  SHA512

                                  4e0bca8b0022f3c131a1e03fd3b63bfe3de1a70b915b90b37421a80c838ed8751cd5465e394aa257ceb7addcd372a2864ea5d9bce56d21dbfa3eac7162b198d3

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

                                  Filesize

                                  1KB

                                  MD5

                                  442a26d419b95cbf7520eb03f2d9748d

                                  SHA1

                                  1afeefce2319336e8c30348d98953f88c37d0078

                                  SHA256

                                  0dbecb25ff5132429188213d559e7fa93732630020c96e04d9e4b8e03883388a

                                  SHA512

                                  1623921286902d80c339cdec4682b808b0872ae9a0448b35736e48ebfea97bf90eb1f28c116b6071a55dbf4f35597b351959434020e98bb16211d5a2c0fa35ca

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

                                  Filesize

                                  6KB

                                  MD5

                                  10bb35a6f96a8c14e61c00a0db01f36f

                                  SHA1

                                  45a3776f711f3f6cf9928db386a1479ef7f5f5b4

                                  SHA256

                                  4259d95485066035a646f604738980051551656ea00dc9945d18a1529a4a97f5

                                  SHA512

                                  9591b30201c76604d4031bc6cf9244ccf18de10b6db6481e2b0fe4943665fe0947c74c6886f33790bd6ec8b78acbf58043cf43cba626c3c8b9f1d097c5b88ffb

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt

                                  Filesize

                                  56B

                                  MD5

                                  ae1bccd6831ebfe5ad03b482ee266e4f

                                  SHA1

                                  01f4179f48f1af383b275d7ee338dd160b6f558a

                                  SHA256

                                  1b11047e738f76c94c9d15ee981ec46b286a54def1a7852ca1ade7f908988649

                                  SHA512

                                  baf7ff6747f30e542c254f46a9678b9dbf42312933962c391b79eca6fcb615e4ba9283c00f554d6021e594f18c087899bc9b5362c41c0d6f862bba7fb9f83038

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt~RFe578b58.TMP

                                  Filesize

                                  120B

                                  MD5

                                  0375ba33a6f0f42b15db9866d220e08d

                                  SHA1

                                  413235ed1d9b799b54885ee5c80ce1e54e3f0b1d

                                  SHA256

                                  f27a03e21be59dc2891b3ae828f785360b8667f1380f489217226fd6c880085f

                                  SHA512

                                  5bd991481c8f2d7932ded55649df003bc339c9251e454c644b960807a803c6f5c7c4de8a43675906cfe816acc09257c261675d824c04ab99bee0319e9806644e

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

                                  Filesize

                                  116KB

                                  MD5

                                  df80af9e4a8267a40fe3861e5c368ea8

                                  SHA1

                                  a96fb7254022fc6dc4cff11396aad695284dcb06

                                  SHA256

                                  f9bd88e9a5cf6fddda7636a7d23bd0abba332b0eb2c91342ab324516f61595e9

                                  SHA512

                                  6c8be044bd1cb15c7c1b288b9326fd7be542c456c2ff0f243028dcae129dce4cf541bf4f5a5e36f9c93b72c80f5a67a9cc200ac5ed0056a728644f7f8b0a32b4

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

                                  Filesize

                                  115KB

                                  MD5

                                  28e13cb70fbd2cb62340577396b1b998

                                  SHA1

                                  96941248b0f1c9cdd51670ae873744937085e0d9

                                  SHA256

                                  2b90f94a46873a083c20ef1ed2fcca03a6bf7a92b635633f7f36be702d5b9f59

                                  SHA512

                                  36cad19017d620c388cb641682db6f5baec33f531fea351041a1bf94dc8dd78f5637123eff60ca54786727c4ff816fdf89595d155f9631fbe071cc840d283489

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

                                  Filesize

                                  115KB

                                  MD5

                                  316a22b4aeca440aad2f81fd836f2819

                                  SHA1

                                  98b3aa6edeed914a9736855d2c52524695e2e919

                                  SHA256

                                  d7e1a6eddd155fac53d080a48f88f8c84c7ac126ca2336bcd4d8467ab3db8a18

                                  SHA512

                                  0619b99f85a8c0b6c5b5375139d293f79263805c892b3fce587034da7fec61e13a4ffd636b3f2608066eddd66129d5b166f80b0cb4557c5bdee3475390fe660d

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

                                  Filesize

                                  2B

                                  MD5

                                  99914b932bd37a50b983c5e7c90ae93b

                                  SHA1

                                  bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                  SHA256

                                  44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                  SHA512

                                  27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd