Analysis

  • max time kernel
    20s
  • max time network
    38s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-08-2024 10:44

General

  • Target

    Setup - Bloxshade.exe

  • Size

    9.2MB

  • MD5

    976685f0a464d95d95d11174566ee245

  • SHA1

    405ba1cc665440eefd829b085dc9d771e5b605a3

  • SHA256

    d4b958647ab9da0077d0954e176026e31d8a333b0b2a2f3665315aab4dec2c0e

  • SHA512

    b5cc88d0f954412958285e96bf0488103c469d3f1645cbeb6e5851375cbcb67f847bc34f87428af2292f445759a6df8f2627df5b5c75b796ad63656502f63e34

  • SSDEEP

    98304:IOX5RzYzAWt0q/G2Asj4xTN+ZD/JdWLM3ScZgNEpwSh:IOswq/osj4xT2/Jk43DWYwi

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in Program Files directory 2 IoCs
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Kills process with taskkill 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup - Bloxshade.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup - Bloxshade.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:3328
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c taskkill /F /IM installer.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM installer.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:380
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c taskkill /F /IM setup.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2196
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM setup.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1540
    • C:\Program Files\Bloxshade\setup.exe
      "C:\Program Files\Bloxshade\setup.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=setup.exe --webview-exe-version=2.8.11 --user-data-dir="C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView" --no-default-browser-check --disable-component-extensions-with-background-pages --no-first-run --disable-default-apps --noerrdialogs --embedded-browser-webview-dpi-awareness=1 --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --disable-popup-blocking --internet-explorer-integration=none --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc" --lang=en-US --mojo-named-platform-channel-pipe=4632.4708.15459875508461923379
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1544
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=90.0.818.66 --initial-client-data=0x104,0x108,0x10c,0xe0,0x1a8,0x7ffbec733cb8,0x7ffbec733cc8,0x7ffbec733cd8
          4⤵
            PID:416
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe" --type=gpu-process --field-trial-handle=1780,9106408591009347101,8886427567334605380,131072 --enable-features=ForwardMemoryPressureEventsToGpuProcess,UseSwapChainsInSoftware --disable-features=FilterAdsOnAbusiveSites,SpareRendererForSitePerProcess,WebPayments,msApplicationGuard,msAutomaticTabFreeze,msBrowserSettingsSupported,msEdgeFaviconService,msEdgeLinkDoctor,msEdgeMGPFrev1,msEdgeOnRampFRE,msEdgeOnRampImport,msEdgeReadingView,msEdgeSettingsImport,msEdgeSettingsImportV2,msEdgeShoppingUI,msEdgeTranslate,msEdgeUseCaptivePortalService,msImplicitSignin,msPasswordBreachDetection,msPdfOOUI,msReadAloud,msRevokeExtensions,msSendClientDataHeader,msSendClientDataHeaderToEdgeServices,msSmartScreenProtection,msSyncEdgeCollections,msUseLabelingService,msWebAssistHistorySearch,msWebOOUI --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView" --webview-exe-name=setup.exe --webview-exe-version=2.8.11 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=1 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1808 /prefetch:2
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            PID:3408
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1780,9106408591009347101,8886427567334605380,131072 --enable-features=ForwardMemoryPressureEventsToGpuProcess,UseSwapChainsInSoftware --disable-features=FilterAdsOnAbusiveSites,SpareRendererForSitePerProcess,WebPayments,msApplicationGuard,msAutomaticTabFreeze,msBrowserSettingsSupported,msEdgeFaviconService,msEdgeLinkDoctor,msEdgeMGPFrev1,msEdgeOnRampFRE,msEdgeOnRampImport,msEdgeReadingView,msEdgeSettingsImport,msEdgeSettingsImportV2,msEdgeShoppingUI,msEdgeTranslate,msEdgeUseCaptivePortalService,msImplicitSignin,msPasswordBreachDetection,msPdfOOUI,msReadAloud,msRevokeExtensions,msSendClientDataHeader,msSendClientDataHeaderToEdgeServices,msSmartScreenProtection,msSyncEdgeCollections,msUseLabelingService,msWebAssistHistorySearch,msWebOOUI --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView" --webview-exe-name=setup.exe --webview-exe-version=2.8.11 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=1 --mojo-platform-channel-handle=2116 /prefetch:3
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2600
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1780,9106408591009347101,8886427567334605380,131072 --enable-features=ForwardMemoryPressureEventsToGpuProcess,UseSwapChainsInSoftware --disable-features=FilterAdsOnAbusiveSites,SpareRendererForSitePerProcess,WebPayments,msApplicationGuard,msAutomaticTabFreeze,msBrowserSettingsSupported,msEdgeFaviconService,msEdgeLinkDoctor,msEdgeMGPFrev1,msEdgeOnRampFRE,msEdgeOnRampImport,msEdgeReadingView,msEdgeSettingsImport,msEdgeSettingsImportV2,msEdgeShoppingUI,msEdgeTranslate,msEdgeUseCaptivePortalService,msImplicitSignin,msPasswordBreachDetection,msPdfOOUI,msReadAloud,msRevokeExtensions,msSendClientDataHeader,msSendClientDataHeaderToEdgeServices,msSmartScreenProtection,msSyncEdgeCollections,msUseLabelingService,msWebAssistHistorySearch,msWebOOUI --lang=en-US --service-sandbox-type=utility --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView" --webview-exe-name=setup.exe --webview-exe-version=2.8.11 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=1 --mojo-platform-channel-handle=2364 /prefetch:8
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            PID:3068
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\90.0.818.66\msedgewebview2.exe" --type=renderer --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc" --field-trial-handle=1780,9106408591009347101,8886427567334605380,131072 --enable-features=ForwardMemoryPressureEventsToGpuProcess,UseSwapChainsInSoftware --disable-features=FilterAdsOnAbusiveSites,SpareRendererForSitePerProcess,WebPayments,msApplicationGuard,msAutomaticTabFreeze,msBrowserSettingsSupported,msEdgeFaviconService,msEdgeLinkDoctor,msEdgeMGPFrev1,msEdgeOnRampFRE,msEdgeOnRampImport,msEdgeReadingView,msEdgeSettingsImport,msEdgeSettingsImportV2,msEdgeShoppingUI,msEdgeTranslate,msEdgeUseCaptivePortalService,msImplicitSignin,msPasswordBreachDetection,msPdfOOUI,msReadAloud,msRevokeExtensions,msSendClientDataHeader,msSendClientDataHeaderToEdgeServices,msSmartScreenProtection,msSyncEdgeCollections,msUseLabelingService,msWebAssistHistorySearch,msWebOOUI --lang=en-US --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView" --webview-exe-name=setup.exe --webview-exe-version=2.8.11 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=1 --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2972 /prefetch:1
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            PID:4640
    • C:\Windows\System32\CompPkgSrv.exe
      C:\Windows\System32\CompPkgSrv.exe -Embedding
      1⤵
        PID:3120
      • C:\Windows\System32\CompPkgSrv.exe
        C:\Windows\System32\CompPkgSrv.exe -Embedding
        1⤵
          PID:2060

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Bloxshade\setup.exe

          Filesize

          6.6MB

          MD5

          32aed8eba58209c27bbe51b5ddd10894

          SHA1

          37c248f55117195c700788a52fdd6acddfaeb3c8

          SHA256

          343c8f7d74ddbbd2d8c62d991128ce076d56c663b175e7b307b2f6e04c26814b

          SHA512

          c88541952bd2ce3b39359d892b45b845c2092e469ad1087d038598563ec359794407625b9955b9d2092c988b76e82e9a42812d43fee0cc14c6d432b0497d7f34

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\6dd3cf4c-eb5a-48b6-b2d0-d70298a04401.tmp

          Filesize

          2KB

          MD5

          6067e2e5ca282e2dc3f6d25fd8c2641a

          SHA1

          49ee893798d6f2207d6041bb0ac2ac985c9bba57

          SHA256

          da0f4adb4f6a64342dd325a60516e82d4bcc27e1be9e8c840df7f95d8945c264

          SHA512

          2e30a5dfe083e6d405b15b43db4e7e5420ee4e688c7f502e80448e347358b1a7efb3c2c904b4438b40c1d470120f47c64306306c3981b52727d2b84343fd1eae

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Crashpad\settings.dat

          Filesize

          152B

          MD5

          a10ec57394a74d4edfe0d71b4a8b7a71

          SHA1

          58a8ba21dfdefa457790d3337f1c8396dc4b1630

          SHA256

          edfdc7424c7291eeb4bf11f2788a335fbb14c3ea3468923cf3c15d291cdbe3cf

          SHA512

          a51d20adc8d9126287e07e00143f40c0646d32ce71e97f65b38c68393765983b4f455f0aaa0d0b997a4985c418c29a24145c73c8b536cff08f639aea3ee864b4

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Crashpad\settings.dat

          Filesize

          152B

          MD5

          eab2d1dfd7bc5facd609e17f1fb99c74

          SHA1

          b5646b87fc3e33173c51059409c27f7e27f0a5a8

          SHA256

          b4283c7a83f3770b168f5e98baed26f40bab914e6e2e0acf9a094ac22cfbbd0e

          SHA512

          ceeed6a65a180ecbce548ec27dcdd4c913ff9ffbddea3cb36d4989cf80bbd6fb3ca7ff58dda620c290c010d4963f74871f736d5b1ec118c6f0fc51fccf6882a1

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Crashpad\throttle_store.dat

          Filesize

          20B

          MD5

          9e4e94633b73f4a7680240a0ffd6cd2c

          SHA1

          e68e02453ce22736169a56fdb59043d33668368f

          SHA256

          41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304

          SHA512

          193011a756b2368956c71a9a3ae8bc9537d99f52218f124b2e64545eeb5227861d372639052b74d0dd956cb33ca72a9107e069f1ef332b9645044849d14af337

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Default\GPUCache\data_0

          Filesize

          8KB

          MD5

          cf89d16bb9107c631daabf0c0ee58efb

          SHA1

          3ae5d3a7cf1f94a56e42f9a58d90a0b9616ae74b

          SHA256

          d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e

          SHA512

          8cb5b059c8105eb91e74a7d5952437aaa1ada89763c5843e7b0f1b93d9ebe15ed40f287c652229291fac02d712cf7ff5ececef276ba0d7ddc35558a3ec3f77b0

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Default\GPUCache\data_2

          Filesize

          8KB

          MD5

          0962291d6d367570bee5454721c17e11

          SHA1

          59d10a893ef321a706a9255176761366115bedcb

          SHA256

          ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7

          SHA512

          f555e961b69e09628eaf9c61f465871e6984cd4d31014f954bb747351dad9cea6d17c1db4bca2c1eb7f187cb5f3c0518748c339c8b43bbd1dbd94aeaa16f58ed

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Default\GPUCache\data_3

          Filesize

          8KB

          MD5

          41876349cb12d6db992f1309f22df3f0

          SHA1

          5cf26b3420fc0302cd0a71e8d029739b8765be27

          SHA256

          e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c

          SHA512

          e9a4fc1f7cb6ae2901f8e02354a92c4aaa7a53c640dcf692db42a27a5acc2a3bfb25a0de0eb08ab53983132016e7d43132ea4292e439bb636aafd53fb6ef907e

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Default\Local Storage\leveldb\MANIFEST-000001

          Filesize

          41B

          MD5

          5af87dfd673ba2115e2fcf5cfdb727ab

          SHA1

          d5b5bbf396dc291274584ef71f444f420b6056f1

          SHA256

          f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

          SHA512

          de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Default\Sync Data\LevelDB\CURRENT

          Filesize

          16B

          MD5

          46295cac801e5d4857d09837238a6394

          SHA1

          44e0fa1b517dbf802b18faf0785eeea6ac51594b

          SHA256

          0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

          SHA512

          8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

        • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\GrShaderCache\GPUCache\data_1

          Filesize

          264KB

          MD5

          f50f89a0a91564d0b8a211f8921aa7de

          SHA1

          112403a17dd69d5b9018b8cede023cb3b54eab7d

          SHA256

          b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

          SHA512

          bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

        • \??\pipe\LOCAL\crashpad_1544_FYIESVYFJKRQWDDB

          MD5

          d41d8cd98f00b204e9800998ecf8427e

          SHA1

          da39a3ee5e6b4b0d3255bfef95601890afd80709

          SHA256

          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

          SHA512

          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

        • memory/3408-24-0x00007FFBF9770000-0x00007FFBF9771000-memory.dmp

          Filesize

          4KB