Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-10-2024 02:07
Behavioral task
behavioral1
Sample
8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe
Resource
win10v2004-20241007-en
General
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Target
8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe
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Size
69KB
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MD5
917d4136268063f61ebc0c06a04fd5b0
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SHA1
c008465fc6c70ee68bdd3a70730738596422c43f
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SHA256
8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861
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SHA512
eb3d45d4e99f970ee3ca6a7cae64b42018666c5e050fcd379a3d6d08cbaf82d323f56529b0ae081bd7ae04c09933139d625709ed0c66131e17b1ee651693c9b3
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SSDEEP
768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9HxBpi1xYQwOMDDQwOMDS:V7Zf/FAxTWoJJ7TBkvwOLwOT
Malware Config
Signatures
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Renames multiple (4543) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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resource yara_rule behavioral2/memory/3112-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000c000000023b40-2.dat upx behavioral2/files/0x0004000000022916-6.dat upx behavioral2/memory/3112-664-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Extensions.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Java\jre-1.8\legal\jdk\pkcs11cryptotoken.md.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Java\jre-1.8\lib\ext\sunec.jar.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ul-oob.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Trial-ul-oob.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Retail-ppd.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVScripting.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Forms.Design.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\meta-index.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-ppd.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-pl.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipRes.dll.mui.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Sockets.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\ReachFramework.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_KMS_Client_AE-ul.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\PowerPivotExcelClientAddIn.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART8.BDR.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\host\fxr\6.0.27\hostfxr.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\DirectWriteForwarder.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Java\jre-1.8\lib\hijrah-config-umalqura.properties.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_OEM_Perp-ul-phn.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ul-oob.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Encoding.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\UIAutomationProvider.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\Microsoft.VisualBasic.Forms.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\PresentationFramework.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\resource.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-ppd.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial5-ul-oob.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcDemoR_BypassTrial365-ul-oob.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Requests.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationProvider.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.Authorization.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-100.png.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Handles.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationCore.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-pl.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-140.png.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVManifest.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-profile-l1-1-0.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\WindowsFormsIntegration.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-stdio-l1-1-0.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\Informix.xsl.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Common Files\microsoft shared\ink\et-EE\tipresx.dll.mui.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\manifest.json.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Java\jdk-1.8\javafx-src.zip.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\HarvardAnglia2008OfficeOnline.xsl.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-environment-l1-1-0.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\PresentationUI.resources.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-xstate-l2-1-0.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Grace-ul-oob.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-pl.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-pl.xrm-ms.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Common Files\microsoft shared\ink\TipRes.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-math-l1-1-0.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Office16\MEDIA\EXPLODE.WAV.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipscat.xml.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Common Files\System\msadc\msadce.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001F-0409-1000-0000000FF1CE.xml.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-environment-l1-1-0.dll.tmp 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.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 8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe"C:\Users\Admin\AppData\Local\Temp\8c1ea259c73fa16d6c2f8a2535b7049331419a026e2393c7ba760d4b6ff59861N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3112
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
69KB
MD5145a5e0acf4ce1357e04d0bf28bbf5aa
SHA16c55ebf4a68321f8d6192b45ce2ea80f015e6a41
SHA256ac2895275a57365feaef19ff0eeff834b1919daf4397cfbc016c67e9680d67da
SHA512089e653ed6b1d9033b77e8bb2cfde6b80a6d08d339115de67c285c8373b3c24a8675a569699edcf3de143fc1a37d03d1cce4ade2f17626cfe3e1c03830657039
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Filesize
168KB
MD50177df4255d188d80e03fb5c36d8cb1a
SHA1a2d1a08031862d8b7a979b9cd8e928127884ea0a
SHA2562bdddf28bbc19d2255ec1dc6a3c97f18d2f2bd8a9265128c62f37c569ed2853a
SHA512a573f05001ed84949325de06788ebd089a3ef5a8a4d4085c175a92d14ece770749e33db3e8e2efc2c6547d41c0d5c131890ce131498b14179f49b28846276598