Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/08/2026, 15:01
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 3.7MB
- Sample260824-sd5vgazclb
- SHA256 ee4c82481f505c4584284b3036535346b6713d2b8530d11cd190487e0bfa986b
- MD5 6bf2806df36134d53f020ccda130b36a
- SHA1 498439f87e54f9e200ff02bd11bc5ce15cec908f
- SHA512 a259e1a3b0552618d464835d29ebdbddba6eea0dda928504fbe4c52687a78c4f9602cba6c85f75550ada5fb7ae127ae2fba887eada918dd4ba5b293d1181446e
- SSDEEP 49152:T9oXgjMKQDio6zKOjEGoZGhY4jCJGf+B0TlcZjiVHWcbyVRJuwzIU6i709hU:hm+YOjEWXpTvwJu5+7
- TLSH T1F6067C43F6A280E8C47AC074D35AA633FA727889473576EB06D487353E62FD06A3DB45
- 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\VideoBiosVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName loader.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedgewebview2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BaseBoardManufacturer 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\BaseBoardManufacturer loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BaseBoardProduct loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemBiosVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemBIOSVersion loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedgewebview2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct loader.exe - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
pid Process 4884 msedgewebview2.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3124 loader.exe 3124 loader.exe - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3124 wrote to memory of 4884 3124 loader.exe 88 PID 4884 wrote to memory of 2360 4884 msedgewebview2.exe 89 PID 4884 wrote to memory of 4432 4884 msedgewebview2.exe 90 PID 4884 wrote to memory of 4432 4884 msedgewebview2.exe 90 PID 4884 wrote to memory of 4432 4884 msedgewebview2.exe 90 PID 4884 wrote to memory of 4432 4884 msedgewebview2.exe 90 PID 4884 wrote to memory of 1780 4884 msedgewebview2.exe 91 PID 4884 wrote to memory of 3952 4884 msedgewebview2.exe 92 PID 4884 wrote to memory of 3952 4884 msedgewebview2.exe 92 PID 4884 wrote to memory of 3952 4884 msedgewebview2.exe 92 PID 4884 wrote to memory of 2964 4884 msedgewebview2.exe 93 PID 4884 wrote to memory of 2964 4884 msedgewebview2.exe 93 PID 4884 wrote to memory of 2964 4884 msedgewebview2.exe 93 PID 4884 wrote to memory of 2964 4884 msedgewebview2.exe 93 PID 4884 wrote to memory of 2964 4884 msedgewebview2.exe 93
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:3124 -
C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\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 --edge-webview-custom-scheme --autoplay-policy=no-user-gesture-required --disable-component-update --disable-extensions --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection,msWebView2EnableCrashReporting --disable-gpu --disable-sync --enable-features=MojoIpcz --lang=en-US --accept-lang=en-US --mojo-named-platform-channel-pipe=3124.2884.17812463522908922395 /pfhostedapp:ef6c2481fe57d43ce8bb0896ba12956cde6699192⤵
- Enumerates system info in registry
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView /prefetch:4 /pfhostedapp:ef6c2481fe57d43ce8bb0896ba12956cde669919 --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=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x184,0x188,0x18c,0x160,0x198,0x7ffeb7ad5fd8,0x7ffeb7ad5fe4,0x7ffeb7ad5ff03⤵PID:2360
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --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 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1764 --field-trial-handle=1768,i,7255999785011735098,11952161280752110869,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI,msWebView2EnableCrashReporting --variations-seed-version /prefetch:2 /pfhostedapp:ef6c2481fe57d43ce8bb0896ba12956cde6699193⤵PID:4432
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --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 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2112 --field-trial-handle=1768,i,7255999785011735098,11952161280752110869,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI,msWebView2EnableCrashReporting --variations-seed-version /prefetch:3 /pfhostedapp:ef6c2481fe57d43ce8bb0896ba12956cde6699193⤵PID:1780
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --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 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2232 --field-trial-handle=1768,i,7255999785011735098,11952161280752110869,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI,msWebView2EnableCrashReporting --variations-seed-version /prefetch:8 /pfhostedapp:ef6c2481fe57d43ce8bb0896ba12956cde6699193⤵PID:3952
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --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 --edge-webview-custom-scheme --no-appcompat-clear --autoplay-policy=no-user-gesture-required --disable-gpu-compositing --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=" --mojo-platform-channel-handle=3420 --field-trial-handle=1768,i,7255999785011735098,11952161280752110869,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI,msWebView2EnableCrashReporting --variations-seed-version /pfhostedapp:ef6c2481fe57d43ce8bb0896ba12956cde669919 /prefetch:13⤵PID:2964
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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 6f5c0fc2c705d7ecc1968ba416a0c352e822a595bf777a968e0efa37e934f725
- MD5 4f6e23151366275d28b3e852b4a6c50d
- SHA1 875674ecf598c74ed1173126a0414091e61e6192
- SHA512 f1b9d0fa34cb4862116f611d7c2ea3272dbb6e244e157c00b85aba5f653f02d54b284fe9f3bd8dfe1457fdacf7961a355fb3a54f2056cba2a5bce171930810bc
- TLSH T1AAD0241737010134C03031730753F30F0541C51F53054000D43CD51D5F340500D07451
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Crashpad\settings.dat
- Size 280B
- SHA256 489f1bfacc82c88b52e55c9710068d842918ff0da0ee6e362935721a44f05e41
- MD5 e33c61fa71b4c12f4106ad8f24c26a3a
- SHA1 b5aa8f9a941dabd649e29e2cbc9de0bcfd0369d2
- SHA512 5ebd11e2889a5423ecaa3a1391d82319bd38ca72a63dc1541135bbfab7563a693ee5399dd5c142bab9781d8e142a7dc27d5ae6827f8ca408637bffcf727df968
- MD5 SHA1 SHA512
- 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\Network\01f1a4b2-3432-457e-9f95-6950b4dba133.tmp
- Size 2B
- SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
- MD5 d751713988987e9331980363e24189ce
- SHA1 97d170e1550eee4afc0af065b78cda302a97674c
- SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\shared_proto_db\metadata\CURRENT
- Size 16B
- SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
- MD5 46295cac801e5d4857d09837238a6394
- SHA1 44e0fa1b517dbf802b18faf0785eeea6ac51594b
- SHA512 8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Default\shared_proto_db\metadata\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\GraphiteDawnCache\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\GraphiteDawnCache\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\GraphiteDawnCache\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\GraphiteDawnCache\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\Local State
- Size 15KB
- SHA256 719893ed177cd947d29859d80949687a848437289a3177edd8e113fcc58eddb9
- MD5 900a20d26033fffd11a03c37aab61fad
- SHA1 68cff0bfe2fe01c40d7e08a9ae60e3a4ebfd24c2
- SHA512 c930976842df48ab46cd17d65f2ddbcf734897604e1287679ece6d83d013d8f3d012f25eee4a38ecf178060cfe75a3d1510355febb2f197ede9a09ff6c175d71
- SSDEEP 384:z+aQikB+z/xvxjg/qhEm3NBSVLWA7t5AVdp5qm9zx:S/UxvxjgC+m8SAR5U5qmFx
- TLSH T121729E2759797E63E5F3EA05795D4B8BCBB484B290C26EA88AFC5F0902C73981346C16
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State
- Size 2KB
- SHA256 429e7629556d7b70ffd0464262f92d2daf73130f070c188088abdc7a9825c000
- MD5 e24063094aa0cd731f38b70836b1166b
- SHA1 ccd72cfeffdfc6328edd17a9674cb1838b89ae06
- SHA512 4fbda1d53d9fd5a46fe147589c947ffe0718e92ecb7a1746d493e3c02b38c92714c5b15d63268d860ca363136b1fa1f32415d24285a5983ff534b6f9b27ee7ef
- TLSH T1D6516473A824AB77D5E24A49B90ABF53CE3590A29A926F60D5EC0B1800DB25D1786C37
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State
- Size 3KB
- SHA256 9ea466181b1862abebdfcaedc72e62d9da8000b62e440e5956899efe386e13c3
- MD5 70c3db09ba60e26db9a41cad476d0734
- SHA1 48a6e500c10ac341ba8110a352d6a2fb45c6af4c
- SHA512 7bdbf0fc7911ca183adcafaaf7f0e46298d969ec51f6a206c5ccad0c01c2f4d225b0401904229f5ade5ee8da7e9484df3b5c42025f4005dbbfe68667bd39e79a
- TLSH T18E6197376974AA778DE28A05B94A6F03AB615033E9D27FA4D5FC0F1C01D73881382C17
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\barnus.win\WebView2\EBWebView\Local State~RFe59dfe6.TMP
- Size 1KB
- SHA256 660bcc4ba6bec36bd8d53f1726646fac61c30d60963a6e888bdff3fa62a7c7d9
- MD5 5e1d3b20264ea7fa0753c1bbd37f3107
- SHA1 e5b799437cfaebfb9bd1f617e45bce4aa52e6979
- SHA512 e3f9a60b132b6a7f1e2d131563419a3cc9e6f390710e3dcba81ac82bf06e8ff1a4ed41b36e777fffbbc1dcfb9ef0af674cc4d47d710badca09bb05d42dd2aa6b
- TLSH T1772142B2E5646F76E8C216467206AA935E3150B7C6528F50A1EC0A2901E728DD95FC37
- MD5 SHA1 SHA512 TLSH