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Analysis

  • max time kernel
    188s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    10/02/2022, 02:57

General

  • Target

    475eba482ed51fe75968f9457f559c9af6cf50ea35bc305e39e8bdee7e75bf57.exe

  • Size

    2.9MB

  • MD5

    d54474edd997f5ae1772d45974bd7005

  • SHA1

    1c6dd6518d61df04fe42b4280cbe1c0e62bb352b

  • SHA256

    475eba482ed51fe75968f9457f559c9af6cf50ea35bc305e39e8bdee7e75bf57

  • SHA512

    e9f187eebdbef0c0b38d01c163c827ed6e6e5fcbe355ac50cded01521425a558f3d090c8b6d1039c760c623ca20432fe830d647428188428761e4b3a75d067f9

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies data under HKEY_USERS 45 IoCs
  • Modifies registry class 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\475eba482ed51fe75968f9457f559c9af6cf50ea35bc305e39e8bdee7e75bf57.exe
    "C:\Users\Admin\AppData\Local\Temp\475eba482ed51fe75968f9457f559c9af6cf50ea35bc305e39e8bdee7e75bf57.exe"
    1⤵
      PID:2908
    • C:\Users\Admin\AppData\Local\Temp\475eba482ed51fe75968f9457f559c9af6cf50ea35bc305e39e8bdee7e75bf57.exe
      "C:\Users\Admin\AppData\Local\Temp\475eba482ed51fe75968f9457f559c9af6cf50ea35bc305e39e8bdee7e75bf57.exe" /SU
      1⤵
      • Checks computer location settings
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3284
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --new-window "http://go.1und1.de/os/win/edge_runonce"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:408
        • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ff9bd2046f8,0x7ff9bd204708,0x7ff9bd204718
          3⤵
            PID:452
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,7881462317759381813,8669994732358346024,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2112 /prefetch:2
            3⤵
              PID:540
            • 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=2080,7881462317759381813,8669994732358346024,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2740 /prefetch:3
              3⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:2136
            • 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=2080,7881462317759381813,8669994732358346024,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2460 /prefetch:8
              3⤵
                PID:636
          • C:\Windows\system32\MusNotifyIcon.exe
            %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
            1⤵
            • Checks processor information in registry
            PID:3348
          • C:\Windows\System32\svchost.exe
            C:\Windows\System32\svchost.exe -k NetworkService -p
            1⤵
            • Drops file in Windows directory
            • Modifies data under HKEY_USERS
            PID:3164
          • C:\Windows\System32\CompPkgSrv.exe
            C:\Windows\System32\CompPkgSrv.exe -Embedding
            1⤵
              PID:3292

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • memory/540-137-0x00007FF9DD350000-0x00007FF9DD351000-memory.dmp

              Filesize

              4KB