Analysis

  • max time kernel
    90s
  • max time network
    131s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03-07-2024 17:35

General

  • Target

    Setup - Bloxshade.exe

  • Size

    9.2MB

  • MD5

    dfbe896ade6ae361efd045187b9ae9f3

  • SHA1

    a5321f14809ddb9d2663685e63d4bfafb00a9f4a

  • SHA256

    4b78c95b9a8e9f7e0934cce997b176f85dcb4a662bf134bdb3ce89f3ae47288b

  • SHA512

    ff66de45f95b3782df9c3471dd7a8cc1701d9e4de5d8a991e1d7503da15d8bae8322b131b7f8fe1455678a40759b17b1ee9f011629b074dca07b588f1817faa3

  • SSDEEP

    98304:soXaczi2BKW2oqTqYhLsj4xTdhblvVXn9SXm90hSJ:soX3bqTnLsj4xbbl9X9sg0hy

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • 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:3708
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c taskkill /F /IM installer.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3480
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM installer.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3808
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c taskkill /F /IM setup.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1596
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM setup.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1424
    • 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:3908
      • 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=3908.3496.13585203950171674155
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1144
        • 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,0x78,0x1a8,0x7ffd2dc33cb8,0x7ffd2dc33cc8,0x7ffd2dc33cd8
          4⤵
            PID:1140
          • 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=1780,11103952869505333533,17481256770020353828,131072 --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=1812 /prefetch:2
            4⤵
              PID:1620
            • 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=1780,11103952869505333533,17481256770020353828,131072 --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=2072 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:404
            • 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=1780,11103952869505333533,17481256770020353828,131072 --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=2360 /prefetch:8
              4⤵
                PID:576
              • 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=1780,11103952869505333533,17481256770020353828,131072 --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=2944 /prefetch:1
                4⤵
                  PID:3884
          • C:\Windows\System32\CompPkgSrv.exe
            C:\Windows\System32\CompPkgSrv.exe -Embedding
            1⤵
              PID:4468
            • C:\Windows\System32\CompPkgSrv.exe
              C:\Windows\System32\CompPkgSrv.exe -Embedding
              1⤵
                PID:1576
              • C:\Windows\System32\rundll32.exe
                C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                1⤵
                  PID:2092

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

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

                  Filesize

                  6.6MB

                  MD5

                  44d7d0810624072116187ac134f99308

                  SHA1

                  90429c9c4aa70e4ef0f715913481969363582957

                  SHA256

                  d80cd24e2f9e9b754424b107bad7bc6c61c630ee7e280bee03791b1de8dcde60

                  SHA512

                  048a47dc4c1b35c74259e7c16d8eee9a57bb614a5d8e278edbe52aec8720c7fc2952032b75cb5654496167a80ff92c375a7fbd76b73a91cd254b55b1c9c07b41

                • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\18bd358c-b716-4333-9ce8-c58e0d13b38c.tmp

                  Filesize

                  2KB

                  MD5

                  0e4d13bd59f9b450bac4954aa209ede7

                  SHA1

                  23ced695f790fdbd03f3f63eb2be80b8e23055d5

                  SHA256

                  963034bbbeb1df7fc4b99866b2b084b77855c3a421c34eb204109753efef64f1

                  SHA512

                  6f517487f99d629804a444f34d8233024ff8d14a5abd65f8709694cea397d442791985d23bc8c3aa8fd93c38e5249a57395446b7f1d3e424c6301b823f99569b

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

                  Filesize

                  152B

                  MD5

                  f49b5baeab64b3cb96a6cb4d7a24209c

                  SHA1

                  5ad54dbff30eed6cdf36eaaebe724d5079452fbc

                  SHA256

                  dd2282ffab3529a4fbcc4f81005a4679d6cc404a41037eb4f9f08584d6bb8869

                  SHA512

                  0e2402503978c04f5931476be87058cf2f0bae6260d538b7324f454d8bacafb12994949b08a176cdcddc81e4bbf1250a9e064f45cbb59094dc4d540b06b5de8a

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

                  Filesize

                  152B

                  MD5

                  2cd1dc082521ba7c1d52b7e52db6cc2b

                  SHA1

                  ae296851ba5b05336883501bdca05b103d742380

                  SHA256

                  d454f7705b4ea44cfe2c3b12e332b6b22605cd4550588ee23abd3e021ef6c2e7

                  SHA512

                  a8d92a5a2c4383b6c14b207696785328ef9308dcbf092a7cf30ac6973f91126da0bf7b226824e1e34087a13431fa35077d62a92cc6e31021ffdb87d05d60dcee

                • 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_1

                  Filesize

                  264KB

                  MD5

                  f50f89a0a91564d0b8a211f8921aa7de

                  SHA1

                  112403a17dd69d5b9018b8cede023cb3b54eab7d

                  SHA256

                  b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                  SHA512

                  bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                • 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\CURRENT

                  Filesize

                  16B

                  MD5

                  46295cac801e5d4857d09837238a6394

                  SHA1

                  44e0fa1b517dbf802b18faf0785eeea6ac51594b

                  SHA256

                  0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                  SHA512

                  8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                • C:\Users\Admin\AppData\Local\com.bloxshade.tauri\EBWebView\Default\Sync Data\LevelDB\MANIFEST-000001

                  Filesize

                  41B

                  MD5

                  5af87dfd673ba2115e2fcf5cfdb727ab

                  SHA1

                  d5b5bbf396dc291274584ef71f444f420b6056f1

                  SHA256

                  f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                  SHA512

                  de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

                • memory/1620-19-0x00007FFD3BD30000-0x00007FFD3BD31000-memory.dmp

                  Filesize

                  4KB