Analysis
-
max time kernel
158s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2024 00:12
Behavioral task
behavioral1
Sample
7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe
Resource
win10v2004-20240226-en
General
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Target
7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe
-
Size
137KB
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MD5
239e3d94003a81408cc7a9b682439604
-
SHA1
232b68f12ad0482350d1b9e08f613e22568e1f5c
-
SHA256
7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881
-
SHA512
964ecf78a76525ea5ebbbe8039d286d6d8215783aa298d6e16732ecd3c7432a4ddd43c2da26345c134245537f0bf1cfc9144ead6b7e10ed1c01bbe996f7faae6
-
SSDEEP
1536:a7ZyqaFAlsr1++PJHJXFAIuZAIuekc9zBfA1OjBWgOI3uicwa+shcBEN2iqxtdSM:enaym3AIuZAIuYSMjoqtMHfhfK
Malware Config
Signatures
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Renames multiple (870) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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UPX dump on OEP (original entry point) 4 IoCs
Processes:
resource yara_rule behavioral2/memory/2356-0-0x0000000000400000-0x000000000040B000-memory.dmp UPX C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini.tmp UPX C:\libsmartscreen.dll.tmp UPX behavioral2/memory/2356-250-0x0000000000400000-0x000000000040B000-memory.dmp UPX -
Processes:
resource yara_rule behavioral2/memory/2356-0-0x0000000000400000-0x000000000040B000-memory.dmp upx C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini.tmp upx C:\libsmartscreen.dll.tmp upx behavioral2/memory/2356-250-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
Processes:
7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exedescription ioc process File created C:\Program Files\Common Files\microsoft shared\ink\ipscsy.xml.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\Ole DB\en-US\msdasqlr.dll.mui.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.AppContext.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Reflection.TypeExtensions.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\7-Zip\Lang\ne.txt.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\Ole DB\sqloledb.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-core-processthreads-l1-1-0.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-core-profile-l1-1-0.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-crt-environment-l1-1-0.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Text.Encodings.Web.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Private.Xml.Linq.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\it\UIAutomationTypes.resources.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ja\ReachFramework.resources.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-file-l1-2-0.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Net.NameResolution.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.cs-cz.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\Microsoft.Win32.SystemEvents.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ink\mraut.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.en-us.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\ado\msado25.tlb.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.IO.IsolatedStorage.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Runtime.InteropServices.RuntimeInformation.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\fr\UIAutomationClientSideProviders.resources.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ja\WindowsFormsIntegration.resources.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ink\de-DE\tabskb.dll.mui.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Runtime.Serialization.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Xml.XmlSerializer.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsrus.xml.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Diagnostics.FileVersionInfo.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\7-Zip\Lang\en.ttt.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\msadc\it-IT\msadcer.dll.mui.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-core-datetime-l1-1-0.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.ComponentModel.DataAnnotations.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\it\UIAutomationClientSideProviders.resources.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\7-Zip\Lang\nl.txt.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Resources.Writer.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Threading.Thread.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\host\fxr\8.0.0\hostfxr.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\de-DE\wab32res.dll.mui.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\it\System.Windows.Forms.Design.resources.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvStreamingManager.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Runtime.Extensions.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RUI.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVFileSystemMetadata.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ink\sk-SK\tipresx.dll.mui.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\msadc\fr-FR\msdaremr.dll.mui.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Private.Xml.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Collections.Specialized.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\7-Zip\Lang\sl.txt.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Runtime.InteropServices.RuntimeInformation.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Security.Cryptography.Encoding.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\Microsoft.VisualBasic.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\pl\UIAutomationClientSideProviders.resources.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\7-Zip\7-zip.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\en-US\msinfo32.exe.mui.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\Ole DB\msdasqlr.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-crt-multibyte-l1-1-0.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\Common Files\System\wab32res.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Security.Cryptography.X509Certificates.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Net.Primitives.dll.tmp 7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe"C:\Users\Admin\AppData\Local\Temp\7515ad4c424843b37987138e66ac9eaef94197aaab289daf111c1c61ddc5d881.exe"1⤵
- Drops file in Program Files directory
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3768 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini.tmpFilesize
138KB
MD5e92a60dc5f6b51d86216b9e7f19502f2
SHA1b4f669c510d3a4861e9fcc645e0dae179a8d84c3
SHA25678a5a7235cf9a5cd5e92e489dbd4dca8c3e3b06345dfd50a54470cd0c8300989
SHA5126c5037deb24e96726270c123c20840bd43735cedc9ff36a34dfc7e05e42e859ce2bf32620addedf43b8ce2389cdace4cf1740a3baa0d3b4c7c0dd102c8c32c0a
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C:\libsmartscreen.dll.tmpFilesize
137KB
MD53cd50fdfce4696a4446b71e7f8f20095
SHA1aad2b330dc9fbb6692788d6bd3d78631d6aa81fc
SHA2564134c7b9c695bd232de3b53549917c109b9a4733b62a894d4522a20c74c48904
SHA512e04f014d33ac98d4f6381a5f795d23fdb24a8930bfff60948f17b6a590e5c0978d0ca586f4ac5c8f46c0d7bbd3f25a9e269ce8fb631f54605019756e285d95f5
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memory/2356-0-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB
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memory/2356-250-0x0000000000400000-0x000000000040B000-memory.dmpFilesize
44KB