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Analysis
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max time kernel
120s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/08/2024, 22:40
Static task
static1
Behavioral task
behavioral1
Sample
d5fe67e8f103632a10f8a36c7d5bc030N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d5fe67e8f103632a10f8a36c7d5bc030N.exe
Resource
win10v2004-20240802-en
General
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Target
d5fe67e8f103632a10f8a36c7d5bc030N.exe
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Size
64KB
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MD5
d5fe67e8f103632a10f8a36c7d5bc030
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SHA1
870b2f02302f21ef63d2071419f2cbe0b8ab8fc0
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SHA256
a6e9a8e9fc326464ab07d71270fcb8ac28d16f5a1f0f1f7c90846705ecc30442
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SHA512
12db9c45bc6a9c3e67c09d3e1d1fbac5517bfa58044b29e2a54d264b91f50f1de2aae2a4e1b88e619f3e7ddd86cf2705463e116c37b84a5a3c2bca178866806e
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SSDEEP
768:W7BlpppARFbhHFoqAJwBqAJw70EXBwzEXBwOvEJcvEJZzozw:W7ZppApqvZvs
Malware Config
Signatures
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Renames multiple (4370) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\ReachFramework.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-ul-oob.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\7-Zip\Lang\be.txt.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Windows.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\System.Windows.Forms.Primitives.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-file-l2-1-0.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ul-oob.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ppd.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.DispatchProxy.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationCore.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\hprof.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-ul-phn.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-ul-oob.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Retail-pl.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_Subscription-ppd.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-pl.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Common Files\System\Ole DB\en-US\oledb32r.dll.mui.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Encoding.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Serialization.Xml.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-ul-phn.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert\insertbase.xml.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\WindowsBase.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\de.pak.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Retail-ul-phn.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-pl.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ppd.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\GR8GALRY.GRA.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.XLHost.Modeler.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Internet Explorer\en-US\hmmapi.dll.mui.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ppd.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationCore.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\AssertPing.aiff.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipssve.xml.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-file-l1-1-0.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.MemoryMappedFiles.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WindowsFormsIntegration.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Corbel.xml.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ClientPreview_eula.txt.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\7-Zip\Lang\uz.txt.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_rtl.xml.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail2-pl.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ul-phn.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Configuration.ConfigurationManager.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationClientSideProviders.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\officeinventoryagentfallback.xml.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Printing.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ppd.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\zlib.md.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jre-1.8\bin\management.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusDemoR_BypassTrial365-ul-oob.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\+NewSQLServerConnection.odc.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fr.pak.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Internet Explorer\iexplore.exe.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\giflib.md.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremDemoR_BypassTrial365-ul-oob.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_KMS_Client_AE-ppd.xrm-ms.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jre-1.8\legal\jdk\ecc.md.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Overlapped.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationClient.resources.dll.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\EditInstall.wmf.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe File created C:\Program Files\Java\jre-1.8\lib\ext\zipfs.jar.tmp d5fe67e8f103632a10f8a36c7d5bc030N.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d5fe67e8f103632a10f8a36c7d5bc030N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d5fe67e8f103632a10f8a36c7d5bc030N.exe"C:\Users\Admin\AppData\Local\Temp\d5fe67e8f103632a10f8a36c7d5bc030N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3988
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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 --field-trial-handle=4112,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4032 /prefetch:81⤵PID:5000
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
65KB
MD54a06495a6711498c228087679ffa58a2
SHA1623d5aa87f5f1f10e5b5574a0dbd2db4574729f5
SHA256dabb612ca4ba82ff3994710ce4360577392e2a90db5f3b8f4ca39009c73ed503
SHA51232801979582a5f0e7160d789d4fefc3fa24eb1442324c1293612031cec86bad3875cd481983f055cf0a7c35f66f91aa971344654821394c61d98995928d67c8a
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Filesize
177KB
MD5f24dc359e351d1b6b2332c08dfd02841
SHA19568e682fd79245215e990c34b0a9609f3e22c61
SHA2563219f5e09fc3098d4f36cc79854097db293f9167d7b0aa7a25f99fcb1ba9d3a8
SHA5123bc151796ea9ddcdd6f72b3fb10fa26e852f175f5adffcb3ff458b177d897d9c3ea3e1336f349313a3c0c86c4edcfd6dfd8f124c1e59ab64d22fa276122005ea