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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17/08/2024, 12:49
Behavioral task
behavioral1
Sample
9312db1a4e7fbc4e2a05c9d0c81b9740N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
9312db1a4e7fbc4e2a05c9d0c81b9740N.exe
Resource
win10v2004-20240802-en
General
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Target
9312db1a4e7fbc4e2a05c9d0c81b9740N.exe
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Size
50KB
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MD5
9312db1a4e7fbc4e2a05c9d0c81b9740
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SHA1
214edbc25217a97317150d5f2621e971d4e5a28c
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SHA256
9354624c558b619ee507e593c1e97fe2a096e24ef674d1ad219d882c05a8ce58
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SHA512
5b394c3079013a2f4c6ed80a024ceadea558b7a2f7191462803db2c109eae1bc5ad0a1807b700e61aa3c335d8dc506a3bcf4ebcf89bb917fd172f59a0ad1eb3e
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SSDEEP
768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9H:V7Zf/FAxTWoJJ7TN
Malware Config
Signatures
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Renames multiple (4626) 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/2884-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x00090000000235c1-2.dat upx behavioral2/files/0x000600000001690a-6.dat upx behavioral2/memory/2884-862-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Windows.Forms.Design.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ul-phn.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad.xml.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationFramework.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\Microsoft.VisualBasic.Forms.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-pl.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-ul-phn.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-pl.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail2-ul-oob.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Xml.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Requests.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Channels.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationClient.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\he.pak.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-string-l1-1-0.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\tabskb.dll.mui.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationNative_cor3.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\AccessRuntime_eula.txt.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\OMICAUTINTL.DLL.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-white_scale-180.png.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-100.png.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellLayoutModel.bin.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.ServicePoint.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.IO.Packaging.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\mesa3d.md.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jre-1.8\lib\resources.jar.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemui.msi.16.en-us.xml.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial-pl.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ul-oob.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-ul-oob.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\7-Zip\Lang\ro.txt.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.SecureString.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationTypes.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationClientSideProviders.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\ReachFramework.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-oob.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_OEM_Perp-ppd.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ul-phn.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-ul-phn.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationProvider.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Internet Explorer\ieinstal.exe.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\cryptix.md.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\icu.md.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-80.png.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Forms.Primitives.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerPivot.PowerPivot.x-none.msi.16.x-none.xml.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ul-oob.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Trial-ppd.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_MAK_AE-pl.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\XLSLICER.DLL.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Tools.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\j2pcsc.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessDemoR_BypassTrial365-ul-oob.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-pl.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.Recommendation.Client.Core.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationUI.resources.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jre-1.8\bin\hprof.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Java\jre-1.8\lib\deploy\splash.gif.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\symbase.xml.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXmlLinq.dll.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifestLoc.16.en-us.xml.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial2-pl.xrm-ms.tmp 9312db1a4e7fbc4e2a05c9d0c81b9740N.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 9312db1a4e7fbc4e2a05c9d0c81b9740N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9312db1a4e7fbc4e2a05c9d0c81b9740N.exe"C:\Users\Admin\AppData\Local\Temp\9312db1a4e7fbc4e2a05c9d0c81b9740N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2884
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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=3264,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=4384 /prefetch:81⤵PID:3208
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
50KB
MD5a55ecabc2788ec8acd2f445f929a07bd
SHA1dc19c2953fc3d9ebf45719dd1ab0c8b5d990ada1
SHA256bda55f2be70acc476027d48f22b5ef70091eed86eb584d338bb54d3d5f21a57a
SHA512cd5004c28ffa60921dbabe6dbf45de99d37513c536b27e885503a125fb74d72a8aca5a6a29221ad2cf71bee72ae621d16d53f2dabd5430ae05d26863c21a183c
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Filesize
163KB
MD51d78b85f14effca2b2c35c241a8ab7d7
SHA1dbfd2d2d9174bf91cd51ef567886268318ed9170
SHA256e72e29b4fd047edbe314ad3353b1143679869bc70b1fa5c269196f9e76cdb7d0
SHA5125d7b5bd137d594ba8b910d7fda6441225d45f8c88ee0e1a581fd17e18737bd14959238ee615c240c04d160922c5bc8ef9b7b6e4569f14b5a925aec6f9ee26d41