Analysis

  • max time kernel
    300s
  • max time network
    278s
  • platform
    windows10-1703_x64
  • resource
    win10-20230703-en
  • resource tags

    arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
  • submitted
    07/07/2023, 12:36

General

  • Target

    https://mailservice.assistcard.com/TrackingLink.ashx?IDLINK=166&IDEMAILLOG=41929923&URLDESTINO=https%3A%2F%2Fclintonritchie.co.uk%2Fcli%2Fadmine%2F%2Flcf24MH%2FbWljaGFlbC5qLmRvYnluc0B4Y2VsZW5lcmd5LmNvbQ==

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 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    "C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://mailservice.assistcard.com/TrackingLink.ashx?IDLINK=166&IDEMAILLOG=41929923&URLDESTINO=https%3A%2F%2Fclintonritchie.co.uk%2Fcli%2Fadmine%2F%2Flcf24MH%2FbWljaGFlbC5qLmRvYnluc0B4Y2VsZW5lcmd5LmNvbQ==
    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:3968
    • 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,0xd0,0xd4,0xa8,0xd8,0x7ffeb4079758,0x7ffeb4079768,0x7ffeb4079778
      2⤵
        PID:3256
      • 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=1820 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:8
        2⤵
          PID:3308
        • 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=1532 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:2
          2⤵
            PID:3292
          • 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=1700 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:8
            2⤵
              PID:2328
            • 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=2956 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:1
              2⤵
                PID:2260
              • 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=2948 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:1
                2⤵
                  PID:3252
                • 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=4312 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:1
                  2⤵
                    PID:804
                  • 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=8 --mojo-platform-channel-handle=4492 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:1
                    2⤵
                      PID:2908
                    • 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=9 --mojo-platform-channel-handle=3704 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:1
                      2⤵
                        PID:3704
                      • 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=5100 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:8
                        2⤵
                          PID:880
                        • 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=5280 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:8
                          2⤵
                            PID:4368
                          • 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=3688 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:8
                            2⤵
                              PID:4908
                            • 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=13 --mojo-platform-channel-handle=4628 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:1
                              2⤵
                                PID:4540
                              • 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=3056 --field-trial-handle=1824,i,11887169871771780126,10500582462561783104,131072 /prefetch:2
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:2260
                            • 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:3892

                              Network

                              MITRE ATT&CK Enterprise v6

                              Replay Monitor

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                              Downloads

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

                                Filesize

                                216B

                                MD5

                                0cf3eeed80bb939c59250b6eb9f54672

                                SHA1

                                f118da92e46792d2e6b52701ef95dfa1c45942a8

                                SHA256

                                cfa9e37be4ba3eca19b1718e4400e8b037024bc9a5fbb91d198652323e72361d

                                SHA512

                                6d6ed6c95df7b458930451f49d7102661d0bfbfb524c04287676233fb3516a50af41f82cfadaa9b5512c87354106cf82dfebe54bf2f2d49d8a492de311ba0227

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

                                Filesize

                                120B

                                MD5

                                a444c28e9256d8e104735ae69b015d21

                                SHA1

                                e829a23e06fe5f199d954389a3f0a9bf601c8de8

                                SHA256

                                14ac6e1f08a1bb587e8332846cb35d2bddeca757e3e109a77d14d89b497090d7

                                SHA512

                                3fa847a0bb8043a89088766392a3c153fe7ad2a843476209ba445684c95648ca081edc9e4096af68847c706f1d3b6dc9a8d6262965b2271d6853c9c8d86f34ad

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

                                Filesize

                                2KB

                                MD5

                                ab22c5f0f3ad1b796a4809c2ddfd21ac

                                SHA1

                                1464023139ae5279c6d09718b91367013070af52

                                SHA256

                                c1d7a16720c4734677971b8b28db0d97cc32bc6bf88d171154b4488c9094ba2d

                                SHA512

                                350c3a29257b45e4e50b84bc47a3b63a2391283d2c6ec2e9ff035541159dac4412edc8eafa8da0506918424bed1cfaa600221fa71949e14313a17ef229dc2e8a

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

                                Filesize

                                2KB

                                MD5

                                16c3411d4073e5db3cfb9aadf4767cf4

                                SHA1

                                ddd8f1048fcb9a56d8717a37d120f1a6d61b1651

                                SHA256

                                1c9eeb1aea8aba23854d749f4d9965687bb5655405354bda67d4d90b9207a353

                                SHA512

                                6030ac28e7ceca53832d49781431c947d7a9448892517c286d9a28f6dfd13f41dc9de79ba1b5eefc3313977aa0ca0f1dc2feb71e9265b4031e851edc0e50fc3e

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

                                Filesize

                                536B

                                MD5

                                007987b9515460284530f30c32180e00

                                SHA1

                                5bd2a94deb7a45ee95059dc381e5a8f31c38cbc0

                                SHA256

                                eb2a25c6f88634115a40e23bc85b9388109608e7677323aa7001671fe5dacdc9

                                SHA512

                                cee5ab3c8c70057617bc7b1caacd3a605db8c900a8f1dfe93d3aebc8b235202394bda086f050ed1e9ddde53cd37fe397981689377393dd54967c29bb09771fe9

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

                                Filesize

                                6KB

                                MD5

                                427776e7c341e34968cd9b393b2d85b7

                                SHA1

                                90d6431564e52b425e366c3aaf6796bd62633bc8

                                SHA256

                                b15c3558d84412cc3d11067f2f8336792e436086b64ea009b8be22f7b26396c3

                                SHA512

                                386fcb7a42683016b3b8c511813693f316fb4496583f0fca7581efcdb5e4b0305a5247a7684009ea91c8335716cc62e8dbb91581247851a7497b386995b1256f

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

                                Filesize

                                6KB

                                MD5

                                ad1237c8e460b74afc233dcdd3201de9

                                SHA1

                                f56d1096f734a735f79654b483407489149b2440

                                SHA256

                                3ab5b0b5a9e0e41dda618b13b8c5dfb6b597ba5049029e827e4ee8e4c79d9f4b

                                SHA512

                                795e8e81ad187af5961df58daecf83f83e66e19c85faea5de30823ea9825e2598970c89306db23dc78c5001d3bb6339cce9d10ce50b53f97ffd7d11b73b95319

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

                                Filesize

                                6KB

                                MD5

                                c4259ebd708d120b586a1a18024332f7

                                SHA1

                                0f709ee5856cdb008fc7cddcf195234a32b41a81

                                SHA256

                                9a8a661d2bb811b4b95277ff135af91c6d63cc6ea8857fad706e7d5237031164

                                SHA512

                                62a2cfc352a7ced0c4c42d2e082e37085fceddfc5606c006111840696733d2c8e1e5ad5349dd669725c00cb4003b3b8b854a676640ffd70c0114fabed9dc63e2

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

                                Filesize

                                12KB

                                MD5

                                9f509a237be7e2da628129d7008d804a

                                SHA1

                                4eaca64ff155f01fa11dd46ad0582a72b8d6832a

                                SHA256

                                b5f7455e86de8026628288cd653d4236281f0de35fad8f8c854b0b2753c9480f

                                SHA512

                                3efc74accdc8f823d1579031d773f3cce6b475fea278efa1d160f1db4dbec5bc52a6d594017597da7a46163494b0ae94edc25b244f363f864be662fa4c5ce8d2

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

                                Filesize

                                172KB

                                MD5

                                abe7234c8c7e9cec2e8a0d96dbfb51a1

                                SHA1

                                9a8329deda1fae227fc19bd9666a226e876930b1

                                SHA256

                                85bc8c38f63eee17ffe811cdd2806cf37bc96d0ad68b283c4c608a6b6dbc7f74

                                SHA512

                                ac8b56b4b828ce0c71f294d374868a88163bafa5ed55b1a44dea2536c051428a585f04069b77942ae02078d3046d685b1e9acaaaca6f620aaa582bb2a755dbde

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

                                Filesize

                                2B

                                MD5

                                99914b932bd37a50b983c5e7c90ae93b

                                SHA1

                                bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                SHA256

                                44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                SHA512

                                27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd