Resubmissions

03/05/2024, 11:14

240503-nb1qhsdb5z5

03/05/2024, 11:11

240503-naj2dadb3t1

03/05/2024, 11:08

240503-m8y3hsda8x5

Analysis

  • max time kernel
    143s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/05/2024, 11:08

General

  • Target
    https://community.fabric.microsoft.com/t5/Issues/free-v-bucks-generator-2024-free-vbucks-codes/idi-p/3873013
  • Sample240503-m8y3hsda8x
Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://community.fabric.microsoft.com/t5/Issues/free-v-bucks-generator-2024-free-vbucks-codes/idi-p/3873013
    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:1884
    • 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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffb1f3bab58,0x7ffb1f3bab68,0x7ffb1f3bab78
      2⤵
        PID:3208
      • 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=1596 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:2
        2⤵
          PID:800
        • 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=2124 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:8
          2⤵
            PID:2988
          • 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=service --mojo-platform-channel-handle=2204 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:8
            2⤵
              PID:2080
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=3068 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:1
              2⤵
                PID:1844
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3092 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:1
                2⤵
                  PID:3196
                • 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=4756 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:8
                  2⤵
                    PID:1136
                  • 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=4604 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:8
                    2⤵
                      PID:3284
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=4648 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:1
                      2⤵
                        PID:2808
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4924 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:1
                        2⤵
                          PID:1412
                        • 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=1728 --field-trial-handle=1800,i,6871242657080543349,9267201585514103564,131072 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4508
                      • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                        1⤵
                          PID:3772

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              f_000015

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000015
                              • Size 45KB
                              • SHA256 3d7091de924af030c74139c54b210405cab85d088279c5f742e5ec97070f47c2
                              • MD5 SHA1 SHA512 SSDEEP

                              the-real-index

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                              • Size 312B
                              • SHA256 f55eca18954eeadcdce78796e7bde556707673bacef8c55ad40549c87971ad60
                              • MD5 SHA1 SHA512

                              the-real-index

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                              • Size 480B
                              • SHA256 8938498638b9b9d2577860706a55d97cafd6fffd98b7c2a733e833bd816ee790
                              • MD5 SHA1 SHA512

                              6e3e0edc-1538-4c05-b714-5510d815f42f.tmp

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\6e3e0edc-1538-4c05-b714-5510d815f42f.tmp
                              • Size 690B
                              • SHA256 0673b150230416de4258ee37f89629c1fd279813c49f386a57e64a5f421bf56f
                              • MD5 SHA1 SHA512

                              Network Persistent State

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                              • Size 4KB
                              • SHA256 feb9465c8ca8b4da6b4d21d442f66eb813e4267e0f8fe3629cdab00badee02e8
                              • MD5 SHA1 SHA512 SSDEEP

                              Network Persistent State

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                              • Size 4KB
                              • SHA256 10e315114eec7e0d3e21f64ca087b6dd1da32c5ec7f356a9ec4d43929e9088b3
                              • MD5 SHA1 SHA512 SSDEEP

                              SCT Auditing Pending Reports

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                              • Size 2B
                              • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                              • MD5 SHA1 SHA512

                              TransportSecurity

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                              • Size 1KB
                              • SHA256 650ed83af32ba49a0a1bea165496708f6f09aaf6f3c9953cf4cec423950aab0e
                              • MD5 SHA1 SHA512

                              TransportSecurity

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                              • Size 690B
                              • SHA256 caf47d18544e48cd2f62e14aa12b6e8fd27dbb6d265f2e3ff92195bb33eb3e9a
                              • MD5 SHA1 SHA512

                              Preferences

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                              • Size 7KB
                              • SHA256 3c796f476ca4ded88729eb4d8e19a4fb962d6ad02c95909053e068e263ac9218
                              • MD5 SHA1 SHA512 SSDEEP

                              Preferences

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                              • Size 7KB
                              • SHA256 758e2c289b662bee2a891bde00c5b63273fb751ce256e652cc06c314de9844fc
                              • MD5 SHA1 SHA512 SSDEEP

                              Local State

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                              • Size 130KB
                              • SHA256 915bdce108bd008031a2edf5260be5af9728754813d35363495b92c3139f0d1a
                              • MD5 SHA1 SHA512 SSDEEP