Analysis
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max time kernel
120s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02/09/2024, 07:01
Behavioral task
behavioral1
Sample
25b9aae5b5370af81a827f48ee32e9b0N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
25b9aae5b5370af81a827f48ee32e9b0N.exe
Resource
win10v2004-20240802-en
General
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Target
25b9aae5b5370af81a827f48ee32e9b0N.exe
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Size
98KB
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MD5
25b9aae5b5370af81a827f48ee32e9b0
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SHA1
440eced12e10b312b37877e5b02afacc823b93fc
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SHA256
0679fb934187386f9a1a8a3f7cfd08ae7c3d7bb3becd9caf9fa4fdeea1c3ed57
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SHA512
d9bbaf87cdea99d6eeee44794f987050a31244a48c0b69cb1fc3e6064c5f53efc61c6a49ed60647ccecef6128216963aa3d160ce38f4253119013fce6ebd377a
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SSDEEP
1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxviYiaEWYMjp:fnyiQSo4iYiIYMjp
Malware Config
Signatures
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Renames multiple (4634) 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/460-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x00090000000233e2-2.dat upx behavioral2/files/0x0008000000023433-6.dat upx behavioral2/memory/460-888-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHKEY.DAT.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsjpn.xml.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jre-1.8\lib\ext\zipfs.jar.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\AUDIOSEARCHMAIN.DLL.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\7-Zip\Lang\va.txt.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Metadata.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ul-oob.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_COL.HXC.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\VISUALIZATIONCONTROL.DLL.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-process-l1-1-0.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\tzmappings.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-80.png.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\pkcs11cryptotoken.md.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ppd.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\lib\ant-javafx.jar.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscorlib.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\DIFF_MATCH_PATCH_WIN32.DLL.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\sk-SK\tipresx.dll.mui.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Internet Explorer\hmmapi.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Proof.Culture.msi.16.en-us.xml.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-ppd.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-80.png.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebSockets.Client.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Controls.Ribbon.resources.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Xaml.resources.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.Extensions.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\hostpolicy.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemCore.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Author2XML.XSL.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellLayoutModel.bin.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Xaml.resources.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Grace-ppd.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Input.Manipulations.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\PresentationCore.resources.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-ppd.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-pl.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_K_COL.HXK.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\7-Zip\7zCon.sfx.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Overlapped.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Input.Manipulations.resources.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_pt_BR.properties.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\PresentationCore.resources.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-timezone-l1-1-0.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial5-pl.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-180.png.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\mip_telemetry.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOARIACAPI.DLL.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\mshwLatin.dll.mui.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Encoding.CodePages.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\localedata.jar.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaTypewriterBold.ttf.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Trial-ul-oob.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.AccessControl.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\psfont.properties.ja.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Java\jre-1.8\legal\jdk\lcms.md.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Grace-ppd.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-pl.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_KMS_Client_AE-ul.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-ul-oob.xrm-ms.tmp 25b9aae5b5370af81a827f48ee32e9b0N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationNative_cor3.dll.tmp 25b9aae5b5370af81a827f48ee32e9b0N.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 25b9aae5b5370af81a827f48ee32e9b0N.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
98KB
MD5331bb6b7b7823f654e21746c092ad754
SHA1b099f1e14a37c2dcc561537081b7bd2e9493c19c
SHA256482b97efcce1b5945eceb575682ed6ce86011180b300e69b93566378ddeca888
SHA512fbbe527b64f71184a32aac2be8d943f37031dd244ff0096f9845739dfedbbcdf1f7dd9ec8df0c23703f32791034e5cd3d19aab69b4ae4230ba371f05703523b1
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Filesize
197KB
MD558497dc6aa039f8445c1778237d876b3
SHA17bb580f110fce7b3987ae7d6bf4bde265225b9cb
SHA25644b2edc9dea45d20e0d21e1e3ec20cde4303c1448844e07e2ba5186e774f59b8
SHA512cebf8eea04ac938cb88cc32b7ee12256b8cb8a5b73f19307f8f667723a43c636dbe5f08e1f2940ae421cd7d994a40cdb14aaa233541b000a902517671caa2175