Analysis
- user interaction
yes - max time kernel
14s - max time network
17s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
19/08/2026, 11:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
loader.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
loader.exe
Resource
win11ltsc2024-20260709-en
7 signatures
150 seconds
General
- Target loader.exe
- Size 3.5MB
- Sample260819-nndrhsshke
- SHA256 2309010b241375ecf41af3600f099d65187534c7b3b4def12c5b27e44a785b5d
- MD5 a4ac0f6b91bd69eacee4989d3d977176
- SHA1 0c61fb7093f7f8858635b830a9d4f1c9739f6c85
- SHA512 20b1b3270b827960a62639d0b43f48e8d439b79c7fb693a3dd92bdf8956a28b3a61c4c7ca56c2967ee3af29aae22105d9037e5478e3a708f75e127f90bfd8a2d
- SSDEEP 49152:JW7Yl9YIZep4wu2y5PC22eNoErfcMEOQcz8Y4/0EmT954zSSCzIU6i78hhG:lWc5PCsNQu8N/+7
- TLSH T14C067B82F6A280E8C47AC074D35A6633FA727C89573176EB16D087353E62FD06A3DB45
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBIOSVersion loader.exe - Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA loader.exe - Enumerates system info in registry 2 TTPs 15 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemBiosVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\VideoBiosVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer msedgewebview2.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemBIOSVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BaseBoardManufacturer loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BaseBoardProduct loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedgewebview2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardManufacturer loader.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedgewebview2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName loader.exe - Modifies data under HKEY_USERS 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry msedgewebview2.exe Set value (int) \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "134316127527396008" msedgewebview2.exe - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
pid Process 2636 msedgewebview2.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1380 loader.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1380 wrote to memory of 2636 1380 loader.exe 84 PID 2636 wrote to memory of 4460 2636 msedgewebview2.exe 85 PID 2636 wrote to memory of 5024 2636 msedgewebview2.exe 86 PID 2636 wrote to memory of 5024 2636 msedgewebview2.exe 86 PID 2636 wrote to memory of 5024 2636 msedgewebview2.exe 86 PID 2636 wrote to memory of 3300 2636 msedgewebview2.exe 87 PID 2636 wrote to memory of 2256 2636 msedgewebview2.exe 88 PID 2636 wrote to memory of 2256 2636 msedgewebview2.exe 88 PID 2636 wrote to memory of 348 2636 msedgewebview2.exe 89 PID 2636 wrote to memory of 348 2636 msedgewebview2.exe 89 PID 2636 wrote to memory of 348 2636 msedgewebview2.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\loader.exe"C:\Users\Admin\AppData\Local\Temp\loader.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Enumerates system info in registry
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=loader.exe --user-data-dir="C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --lang=en-US --mojo-named-platform-channel-pipe=1380.2796.41602528969639286952⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=132.0.2957.140 --initial-client-data=0x15c,0x160,0x164,0x138,0x16c,0x7ffef454b078,0x7ffef454b084,0x7ffef454b0903⤵PID:4460
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=gpu-process --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView" --webview-exe-name=loader.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1740,i,11303046334674373769,3921893075835839616,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1736 /prefetch:23⤵PID:5024
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView" --webview-exe-name=loader.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2052,i,11303046334674373769,3921893075835839616,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2068 /prefetch:33⤵PID:3300
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView" --webview-exe-name=loader.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2396,i,11303046334674373769,3921893075835839616,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2392 /prefetch:83⤵PID:2256
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=renderer --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView" --webview-exe-name=loader.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --always-read-main-dll --field-trial-handle=3716,i,11303046334674373769,3921893075835839616,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3724 /prefetch:13⤵PID:348
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Crashpad\settings.dat
- Size 280B
- SHA256 8f1609fa37fb7de6436102337bd64c4f0bd58280eed2354e46fe7ed3ce075920
- MD5 fdf05d080dd67ad3ad51270231729fb5
- SHA1 2ef4384bc44dc68ab7af7972c780add10333874c
- SHA512 f65360d3a7a3e09411ed11c32ea9be4329cbd89310177ab6e3a11f30a7af2e70ab757fe710656b9c63221f4a4b98a1cbdd5961a3c3a59b57374714224723f436
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Crashpad\settings.dat
- Size 280B
- SHA256 c4e2f10ea82f5d093c497b011ef121385c3ccf7ade5ca1799cabb1c6272b2024
- MD5 ffa34f60d4413050c5b5db1e7e6892d3
- SHA1 943817a7ef6b76924206c0dce5fe9011272c77d9
- SHA512 f1b1cf2d6df0afe86c01d47e378475d8a5a8bdabdf10dad38c315d2e2aad6d8f662c89c0d284bb8224139f045515d5229114aea996a62bcb246537844281c9e4
- TLSH T1B2D0122272910179C42025731042F1180400C10F404E8105982C851D1B280500903552
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Crashpad\throttle_store.dat
- Size 20B
- SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
- MD5 9e4e94633b73f4a7680240a0ffd6cd2c
- SHA1 e68e02453ce22736169a56fdb59043d33668368f
- SHA512 193011a756b2368956c71a9a3ae8bc9537d99f52218f124b2e64545eeb5227861d372639052b74d0dd956cb33ca72a9107e069f1ef332b9645044849d14af337
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\DawnWebGPUCache\data_0
- Size 8KB
- SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
- MD5 cf89d16bb9107c631daabf0c0ee58efb
- SHA1 3ae5d3a7cf1f94a56e42f9a58d90a0b9616ae74b
- SHA512 8cb5b059c8105eb91e74a7d5952437aaa1ada89763c5843e7b0f1b93d9ebe15ed40f287c652229291fac02d712cf7ff5ececef276ba0d7ddc35558a3ec3f77b0
- SSDEEP 3:MsFl:/F
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\DawnWebGPUCache\data_1
- Size 264KB
- SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
- MD5 d0d388f3865d0523e451d6ba0be34cc4
- SHA1 8571c6a52aacc2747c048e3419e5657b74612995
- SHA512 376011d00de659eb6082a74e862cfac97a9bb508e0b740761505142e2d24ec1c30aa61efbc1c0dd08ff0f34734444de7f77dd90a6ca42b48a4c7fad5f0bddd17
- SSDEEP 3:MsEllllkEthXllkl2:/M/xT02
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\DawnWebGPUCache\data_2
- Size 8KB
- SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
- MD5 0962291d6d367570bee5454721c17e11
- SHA1 59d10a893ef321a706a9255176761366115bedcb
- SHA512 f555e961b69e09628eaf9c61f465871e6984cd4d31014f954bb747351dad9cea6d17c1db4bca2c1eb7f187cb5f3c0518748c339c8b43bbd1dbd94aeaa16f58ed
- SSDEEP 3:MsHlDll:/H
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\DawnWebGPUCache\data_3
- Size 8KB
- SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
- MD5 41876349cb12d6db992f1309f22df3f0
- SHA1 5cf26b3420fc0302cd0a71e8d029739b8765be27
- SHA512 e9a4fc1f7cb6ae2901f8e02354a92c4aaa7a53c640dcf692db42a27a5acc2a3bfb25a0de0eb08ab53983132016e7d43132ea4292e439bb636aafd53fb6ef907e
- SSDEEP 3:MsGl3ll:/y
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\Extension Rules\MANIFEST-000001
- Size 41B
- SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
- MD5 5af87dfd673ba2115e2fcf5cfdb727ab
- SHA1 d5b5bbf396dc291274584ef71f444f420b6056f1
- SHA512 de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\Network\SCT Auditing Pending Reports
- Size 2B
- SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
- MD5 d751713988987e9331980363e24189ce
- SHA1 97d170e1550eee4afc0af065b78cda302a97674c
- SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\Sync Data\LevelDB\CURRENT
- Size 16B
- SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
- MD5 46295cac801e5d4857d09837238a6394
- SHA1 44e0fa1b517dbf802b18faf0785eeea6ac51594b
- SHA512 8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State
- Size 1KB
- SHA256 f1c2b7736286c4879cebc3588c8aac3d385720fad7bfc4bda2c7e02739015321
- MD5 e7cdff712c327b35020aabcef88f0a7c
- SHA1 8bbe0bfc5c37718d3aa0efdd75b31c18d7284679
- SHA512 e7fe7e5cba7ef43336cd4a9d122a4794b409ee1555ac21e351f518cf13619e9fc22e8d18f705e411246d04d3ef46dfc783fc9db1a1ccfbef028b4898fbf63dc5
- TLSH T14D316573D8D477739DC2278571062B6B3F2150AA91104F40AADE5F1C12E3ADC66AAC33
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State
- Size 2KB
- SHA256 9fcb11190ba5779d10be02fd6acca36860b25ef950ce1fd5d72c9c828a58e40c
- MD5 628360f91ad8d6bab6d1f155db14862f
- SHA1 cd67d2206fdac0054d5df63b2c644fdc670b8f84
- SHA512 9d92eca600baaff8ba5779b9a7180c81394d7a78699654f097223009cc41f0910d4f24c80f4ec435d92b9936baffd371e4f6e95046f6358cda12fdc6edd58cbc
- TLSH T115519633AC44A6778AD36B84B9462F27AF3590A596512F519EDE1F0C01D76A82342C37
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State
- Size 3KB
- SHA256 af957880c32b9be47cb04cf207234da9c1db52999af6d1ca8d9f47542866c486
- MD5 dbe2588c8681dbfbd157b95c7778901e
- SHA1 4a168d299e46fd462d9f2b549e5170d28a0df5de
- SHA512 f279af26b7aabb30f69b8759f6fc69a296050033f4e130709485199e2d29e7d0a5a42e41a5f21ceea3f86eefe7ae3728df4c81129e271448c703fa57ccae0d6f
- TLSH T1C771B833A8A4E5374EE3AA44B8862B16BB615177E5913FA5DEED0F0C01D77D82381C17
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State
- Size 16KB
- SHA256 1354c66611a052d1354c2632ee71b9a4981db1f6dec41a7a71600599016374ec
- MD5 8455458d3bf481c97591a2c6fe42772c
- SHA1 0b80dea3449d45af0eb2f8aeee622c9a0e79a34f
- SHA512 40e7ce78a6f5e4986f9a4f61da7c8b304fe68b2b0bbc1c1047951f630751b2ba168253c26f79ff92072dfccd85c1df94029b387522c0dbedbd8d4048a51d9866
- SSDEEP 384:zi+aQikB+z/xvxjg/qhEB3NbxxLG5MHnYby7uEE:J/UxvxjgC+Bxa5MH8
- TLSH T12672AE2798B96E2399F3F944794E0B6BDAB484A290C27EE84DED1F0D06C73D41342C17
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State~RFe587162.TMP
- Size 1KB
- SHA256 8b2dfc37dd3175ef64b522466f19e89671f3cc0183aaeb447f9637b2d5cd7bde
- MD5 54401195c2347ea0743fcff5922cc10d
- SHA1 2447088cad204d1464b62b93084e8a63e8fe2b9c
- SHA512 51379a70066673fd6840a08736d74ceb216183df7978087fe94ef92b9b2b37b87ae75923426a11942c0974d32606d9332ef39977317ebb62d357c978d9c2482b
- TLSH T1E1216573C8C47773AE811695B1127B5F3E6090AA51104F05A5CE1B0C12E79E856F6C33
- MD5 SHA1 SHA512 TLSH