Analysis

  • max time kernel
    60s
  • max time network
    50s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/05/2024, 10:39

General

  • Target
    https://hallenge51.cc/invite/i=63719
  • Sample240510-mp7wbadb56
Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 12 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://hallenge51.cc/invite/i=63719
    1⤵
    • Drops file in Windows directory
    • 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:3856
    • 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:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.106 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff95eb8cc40,0x7ff95eb8cc4c,0x7ff95eb8cc58
      2⤵
        PID:400
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1992,i,4504493656025665282,2088926037287563334,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=1988 /prefetch:2
        2⤵
          PID:3408
        • 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 --no-appcompat-clear --field-trial-handle=1904,i,4504493656025665282,2088926037287563334,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=2024 /prefetch:3
          2⤵
            PID:4588
          • 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 --no-appcompat-clear --field-trial-handle=2036,i,4504493656025665282,2088926037287563334,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=2292 /prefetch:8
            2⤵
              PID:836
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3056,i,4504493656025665282,2088926037287563334,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=3076 /prefetch:1
              2⤵
                PID:472
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3064,i,4504493656025665282,2088926037287563334,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=3088 /prefetch:1
                2⤵
                  PID:4424
                • 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 --no-appcompat-clear --field-trial-handle=4556,i,4504493656025665282,2088926037287563334,262144 --variations-seed-version=20240418-180204.077000 --mojo-platform-channel-handle=4576 /prefetch:8
                  2⤵
                    PID:912
                • C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe
                  "C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe"
                  1⤵
                    PID:4080
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:4516

                    Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          BrowsingTopicsState

                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
                          • Size 649B
                          • SHA256 d1aa1587bf75e16895f5b635d2cd38923af3f68643bbafdacbd72f6ed8507ea2
                          • 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 144B
                          • SHA256 8c174e9426ba229ac591a7df5309c749f86d6f0dd34f99d65e22499c389b35f6
                          • MD5 SHA1 SHA512

                          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

                          Preferences

                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                          • Size 9KB
                          • SHA256 a52838b42485e0421213b3d0fc77c34de92fa7ce2b47d03a32014287638002d3
                          • MD5 SHA1 SHA512 SSDEEP

                          Preferences

                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                          • Size 9KB
                          • SHA256 8e8ab8a081d8eeaf747e938df2057b8eab15f30820078d6fcb3d806af9ddd451
                          • MD5 SHA1 SHA512 SSDEEP

                          Local State

                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                          • Size 77KB
                          • SHA256 4b3e543873eeef32068ab0c18928e32d8ece491665ad4b83e3c98a565ee1ffcc
                          • MD5 SHA1 SHA512 SSDEEP

                          Local State

                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                          • Size 77KB
                          • SHA256 3864e9c1c7f3c019ad651efa73bf923d2055cf93d1baf971453bad419dce3b58
                          • MD5 SHA1 SHA512 SSDEEP