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Resubmissions

10/10/2024, 02:43

241010-c7myravhmf 6

10/10/2024, 02:39

241010-c5akms1cnm 4

10/10/2024, 02:36

241010-c3vsssvgnf 4

Analysis

  • max time kernel
    123s
  • max time network
    122s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/10/2024, 02:43

General

  • Target

    More Shaders For Bloxshade.exe

  • Size

    191KB

  • MD5

    87c44b004cef5eb4762d3b1b08cf2850

  • SHA1

    d79638145b474383c503e261f5ac377eaa860b73

  • SHA256

    f5238cfcaefd8a2ee74867be306062e22e79eff1430ab929871ccabdab9909ff

  • SHA512

    53cb324888b6cb16ad93478c7fb504fa4d62ebd23ced04fe0cfad2186944606ecb9e601366034ed137f9390a0c7b3ffc654470a8a3268524500f5dd526ca3bfe

  • SSDEEP

    3072:WjK4UGDHXrQ8hy7qgpHulWD9ZvZ5Pf3Ca10xuZ04ntfOKhBuKsqYEa6OSyh3jqYj:WjK4TDUqgpqWDLZ5H+xuZ04FhAfqRUhZ

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\More Shaders For Bloxshade.exe
    "C:\Users\Admin\AppData\Local\Temp\More Shaders For Bloxshade.exe"
    1⤵
    • Drops file in Program Files directory
    PID:4448
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3912
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1204

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\NVIDIA Corporation\Ansel\AtmosphericDensity.fx

      Filesize

      22KB

      MD5

      06ae77d72186d92b7a8cd2b44d64cdf5

      SHA1

      85100e70f38697d262ad6614c1c3684ff535be0d

      SHA256

      145e1e87f332ba85997fd746ae66a5baccc9bc0a35f0c40cb9784629a42cd590

      SHA512

      1bb324424bde724ac51904ea28b22955978d436d049625cb1d76bd12837a842e2d622595df8f017292022bdf903e03da3598d68db5dc2fb8560dc3b3fd8dbe16

    • C:\Program Files\NVIDIA Corporation\Ansel\GILT1.fx

      Filesize

      10KB

      MD5

      34d305cf2d7388c70eddc2d356cb8061

      SHA1

      78f6a843f4eeb59cc42b59a4d03b6afae4662b85

      SHA256

      782e04dfab2acc9a8e8e242bd0356176a0c739ab5a308dd729e31c696452d14c

      SHA512

      f4fcba89c6f652a85880a090c2192889336e54d0238771597f08a9b0ee1978e6fb81d08767487b1c2d3f1f5c22d2cf171acfbdacc2330d94b8bde05d9e4a976e

    • C:\Program Files\NVIDIA Corporation\Ansel\GILT4.fx

      Filesize

      9KB

      MD5

      bc3086658a9768dfc8f56796133dec65

      SHA1

      ff0e024927a97d2b2330a90b23a7b129b37d2806

      SHA256

      1bfcb91166e62d8a22e6ad3d486c1e91173b490fd008cb45e228e0cda568b6a8

      SHA512

      f9800ef07f1542abee78745a9b28d49503543b58f8a051ab388194ed9ed9049b9d1faee7003f9599a97ef9c30ef0d37f9a9bbfa35f10d769f63093465fe6a561

    • C:\Program Files\NVIDIA Corporation\Ansel\GloomAO.fx

      Filesize

      62KB

      MD5

      0d9fba5fa5c3e723e60cf28f44912b30

      SHA1

      24214e1228ea7c61a13bbcc7ffc94239d8aca2f5

      SHA256

      f781159a81140878b1764fb60c216d27150f26702ccf6c12f763525c20022555

      SHA512

      70d44363ce73cb2aea935956450263ec9207b13ce8703c1d6d7798a663318015c12d020aa5726d5f338f55bc82ca72cf33d04d0ca5af2f89e32094093a8e986f

    • C:\Program Files\NVIDIA Corporation\Ansel\Particles.fx

      Filesize

      21KB

      MD5

      c6ebe76d611bab3db436fbb9e9859049

      SHA1

      109a24882738a6adf23920dbc20b4c9e25e70e0c

      SHA256

      eec60790e0e8a727dbcbcad85b7e0a05689d76c76e5d6996a37613476681a24b

      SHA512

      4bce7546ec5975bd46df28e54f28cea5db503deed64f4541df80e780eff4b2425452146a491226fe89fa87a16552bf1887102c61e3a3c66de1589610e37d3d15

    • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat

      Filesize

      10KB

      MD5

      96329c73cc49cd960e2485210d01c4d2

      SHA1

      a496b98ad2f2bbf26687b5b7794a26aa4470148e

      SHA256

      4c159cab6c9ef5ff39e6141b0ccb5b8c6251a3d637520609dfbdd852fa94d466

      SHA512

      e98736a879cad24c693d6c5939654b2fd25bf9d348f738668624214f22d541a9b781c967201ab2d43cbac9207946824a0299d482485f4b63c48d5d2a839e5baf