Resubmissions

19/10/2023, 14:17

231019-rl5zrshh39 10

19/10/2023, 14:16

231019-rld62shh35 8

19/10/2023, 14:15

231019-rkvgmshh33 10

19/10/2023, 14:14

231019-rkhg3sgd5y 8

Analysis

  • max time kernel
    15s
  • max time network
    18s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2023, 14:14

General

  • Target

    https://cottgroupltd.xyz/class/#bWVsaXNzYS5waGFyb0B2b2x2by5jb20=

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cottgroupltd.xyz/class/#bWVsaXNzYS5waGFyb0B2b2x2by5jb20=
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:400
    • 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,0x100,0x104,0xd8,0x108,0x7ffb561d46f8,0x7ffb561d4708,0x7ffb561d4718
      2⤵
        PID:1832
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2088 /prefetch:2
        2⤵
          PID:1672
        • 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=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2168 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3700
        • 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=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2852 /prefetch:8
          2⤵
            PID:1456
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3340 /prefetch:1
            2⤵
              PID:1532
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3312 /prefetch:1
              2⤵
                PID:4640
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5008 /prefetch:1
                2⤵
                  PID:4816
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5144 /prefetch:1
                  2⤵
                    PID:4764
                  • 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=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3544 /prefetch:8
                    2⤵
                      PID:4992
                    • 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=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3544 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1552
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3392 /prefetch:1
                      2⤵
                        PID:4516
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3876 /prefetch:1
                        2⤵
                          PID:4696
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5180 /prefetch:1
                          2⤵
                            PID:2228
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,4914797524451599651,3064561856370457290,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5712 /prefetch:1
                            2⤵
                              PID:3524
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:2188
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:4696

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

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

                                      Filesize

                                      152B

                                      MD5

                                      3d5af55f794f9a10c5943d2f80dde5c5

                                      SHA1

                                      5252adf87d6bd769f2c39b9e8eba77b087a0160d

                                      SHA256

                                      43e50edafcaaeae9fcd4dce5b99bf14fe79dae1401019443f31aa9ff81347764

                                      SHA512

                                      2e2e09a00db732ff934da1e6ab8617fb3c8de482f9667a2c987435d0a5d67550b4bfd66e8b4475012b60908c24e39dff58e2f2ffa55f13ffc55caae1be630c71

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

                                      Filesize

                                      111B

                                      MD5

                                      285252a2f6327d41eab203dc2f402c67

                                      SHA1

                                      acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                                      SHA256

                                      5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                                      SHA512

                                      11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

                                      Filesize

                                      5KB

                                      MD5

                                      dcc07a98fc31cee309368fc3e5e3fe0e

                                      SHA1

                                      fd3ee82c8b6be3ca239a4efc44299acc33358527

                                      SHA256

                                      deef1fb111a8a6a0dac43a9480d25d9e2f4b6b620e23773d3c0ab5e235cf91cc

                                      SHA512

                                      0671ee5c9335c66138e5abd469f63868685464033d214bffcb0191ef8e5d3cc0bca2dfa59b0c765b3ea0f4b47b92a26fd89f287f533902f109174ff5662b4186

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

                                      Filesize

                                      6KB

                                      MD5

                                      d666c7328793f49c2b089046d8940779

                                      SHA1

                                      ae7a08db860fa79965569424aeb50c8068ba1238

                                      SHA256

                                      95e375aa589cc5ea54ba6e621c8e78f1d6c796da24b9f55601e6589575f94538

                                      SHA512

                                      91df128a8b18bc20ee37e399766f06c39135c4f7cf690dfcf8eedd9c48065ee4074a8bb8565e0472f092cd633eafc8105b07718084b3f9473c0be39cd6341850

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

                                      Filesize

                                      24KB

                                      MD5

                                      10f5b64000466c1e6da25fb5a0115924

                                      SHA1

                                      cb253bacf2b087c4040eb3c6a192924234f68639

                                      SHA256

                                      d818b1cebb2d1e2b269f2e41654702a0df261e63ba2a479f34b75563265ee46b

                                      SHA512

                                      8a8d230594d6fade63ecd63ba60985a7ccd1353de8d0a119543985bf182fdbb45f38ccc96441c24f0792ea1c449de69563c38348c2bedb2845522a2f83a149db

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                      Filesize

                                      16B

                                      MD5

                                      6752a1d65b201c13b62ea44016eb221f

                                      SHA1

                                      58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                      SHA256

                                      0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                      SHA512

                                      9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\d40d338c-f469-40a0-8633-d05185ac374d.tmp

                                      Filesize

                                      10KB

                                      MD5

                                      2379a7c580345eecde45dc91e53b70d9

                                      SHA1

                                      3aeed1b0ef3339527a837ba6f015b1d72b00a9a2

                                      SHA256

                                      77f8bd192c5e1dc9d36d49d4d954e4262f221515c9021ee03ff0f23ce3382b5e

                                      SHA512

                                      3ef5cea83432b6bfe195c91a00be97a2b0a52ef5e4d8b00bdafee4b427f00a19d112259027f70a1b9eab06b68d9c3199b0c76843da2d3eed8579cd3a27c510c9