Analysis

  • max time kernel
    188s
  • max time network
    219s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 19:02

General

  • Target

    c7f56169cff22e4dd66e6c368c4aa7ea9153ca65d34e1383ac214f4c8576607c.exe

  • Size

    286KB

  • MD5

    0c89a7f0acb3f3da130cf6358063d5e7

  • SHA1

    26f83e7fd79d227b892e49db1becfee8442a4b48

  • SHA256

    c7f56169cff22e4dd66e6c368c4aa7ea9153ca65d34e1383ac214f4c8576607c

  • SHA512

    4aaafe5d0a80582767e9c2d4deab44cd05e81d9f4da1d89a22365ed017edcf80372c60da12cda1a288bcfb1e2b63c8a9e2f45af48572487f4472ee7230c65e82

  • SSDEEP

    6144:3zynM6mVv1bYE8P23jbrry6BjvMtUQFPYVFtuChJHgVXOgDDI9QZtooiNn6ex+2W:3GnBmQZmfx+2L

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7f56169cff22e4dd66e6c368c4aa7ea9153ca65d34e1383ac214f4c8576607c.exe
    "C:\Users\Admin\AppData\Local\Temp\c7f56169cff22e4dd66e6c368c4aa7ea9153ca65d34e1383ac214f4c8576607c.exe"
    1⤵
    • Adds Run key to start application
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.youtube.com/watch?v=FvCdqOQZQuk
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2340
      • 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,0x100,0x104,0xf8,0x108,0x7ffb6cfb46f8,0x7ffb6cfb4708,0x7ffb6cfb4718
        3⤵
          PID:1396
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,5561037731479064488,9844405290310660321,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2492 /prefetch:2
          3⤵
            PID:4148
          • 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=2132,5561037731479064488,9844405290310660321,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2640 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1400
          • 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=2132,5561037731479064488,9844405290310660321,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3204 /prefetch:8
            3⤵
              PID:1276
        • C:\Windows\System32\CompPkgSrv.exe
          C:\Windows\System32\CompPkgSrv.exe -Embedding
          1⤵
            PID:3148

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • memory/1700-134-0x0000000000400000-0x000000000044B000-memory.dmp

            Filesize

            300KB

          • memory/1700-136-0x0000000000400000-0x000000000044B000-memory.dmp

            Filesize

            300KB