Analysis
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max time kernel
150s -
max time network
151s -
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 02:27
Behavioral task
behavioral1
Sample
d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe
Resource
win10v2004-20241007-en
General
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Target
d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe
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Size
77KB
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MD5
bf0af6f67214b70e88a2f118ad4a5183
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SHA1
6482a61a082049eb21344ffa4748cea953d60003
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SHA256
d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a
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SHA512
cdb51e046ff66d04c4c775e6ef93f15f6af67f197c3fa65b93b38eb72eca13f3cd6853a9f9073ce155775324511681ae170039ac5b6f2127d21934e663037d9b
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SSDEEP
1536:CTWn1++PJHJXA/OsIZfzc3/Q8wYeHNm5EvDxfIyKoIWbsHfySkT5GeCyi348oWGp:KQSodYeHNmkDxfIyKoIWbsHfySkT5GeX
Malware Config
Signatures
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Renames multiple (5009) 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/4836-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x000c000000023b23-2.dat upx behavioral2/files/0x00140000000228f9-6.dat upx behavioral2/memory/4836-664-0x0000000000400000-0x000000000040A000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Microsoft Office\root\Client\concrt140.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Aspect.xml.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Retail-ul-phn.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ppd.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.ReportDesign.Common.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-100.png.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\7-Zip\Lang\lt.txt.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.Xml.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ucrtbase.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail-ppd.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-ppd.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\ReachFramework.resources.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-ppd.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-pl.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\mscss7fr.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Delete.White.png.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Requests.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XDocument.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Loader.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\WWINTL.DLL.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\Microsoft.Office.PolicyTips.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\WindowsFormsIntegration.resources.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\icudtl.dat.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\j2pcsc.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Common Files\System\Ole DB\en-US\msdasqlr.dll.mui.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Design.resources.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\PresentationCore.resources.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXPTOOWS.XLA.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_COL.HXT.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-FR\tipresx.dll.mui.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XDocument.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-pl.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Office.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\WindowsBase.resources.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ppd.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\unicode.md.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert\insertbase.xml.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.CodeDom.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Controls.Ribbon.resources.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUIFormulaBarModel.bin.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.MemoryMappedFiles.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-ul-phn.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Retail-ul-phn.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\InkObj.dll.mui.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\LogoCanary.png.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription2-ul-oob.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ul-phn.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ppd.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encoding.Extensions.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Java\jre-1.8\lib\plugin.jar.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.ProviderShared.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\PROOF\msgr8es.dub.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-ul.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial5-ul-oob.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_OEM_Perp-ul-oob.xrm-ms.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Sort\AUTHOR.XSL.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-80.png.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-synch-l1-1-0.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-time-l1-1-0.dll.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe File created C:\Program Files\Java\jre-1.8\lib\javafx.properties.tmp d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.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 d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe"C:\Users\Admin\AppData\Local\Temp\d4f9cf6ba03b172f15d8a9a6b02038700384055ff0377cd7162e7a479acbb82a.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4836
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
78KB
MD5960f62eb6b34342ff6e82a6a05b3900f
SHA14f205afc9dbf01b5ab87dff49e39534ee6c32d7a
SHA2560d9762bd3de73857efbb3e51bb2f2317f58eace94df926b1689e3fa7e8006301
SHA5121fcdf39b7c2e763bb2095cf1f41e05e730ca29343aef91ff52df212d5034ed76f470320cc27ad23639f023d8adef32bcc43510f611c950ca4fb7a5795871ecd0
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Filesize
176KB
MD5b2fdf945a40a5648523307c7207cee72
SHA1b7bc5c09a56235896bce7a60a29e37e7bfbb9757
SHA2562fecccea679fd1a12b10d78324755a01ff9a35b83df1e4c0306d0868154e0a9d
SHA5125f932a650356382b01cbf69bc0727af90c7b3a77dd77c0d63e6b7995d60b015f4f4e758052bd7edaa426ae2e11cec1b40491b9488540ff67fbaca3760bc76607