584f6aacd6a7ea8b359cbded9f2d691ce3efbcfa324d424208cb26de33c95b7a

Analysis

max time kernel
150s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 06:53

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General

Target

ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
Size

85KB
MD5

ff2f5aaf811adfe853d57083b34ccc80
SHA1

48266b110da30a0d6632f5fee0f063d09a32eaff
SHA256

584f6aacd6a7ea8b359cbded9f2d691ce3efbcfa324d424208cb26de33c95b7a
SHA512

6931b2faa6b42dbf2dce51cc1acf6dc8d557dcfd4d3c1517bd81e82f0d4377e9d2bd9abc05624b0556089500c0340073e48a456f1798270840d97b6fb884ee04
SSDEEP

1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7Yge+eJG/x/tuTUD:6e7WpMaxeb0CYJ97lEYNR73e+eKZtu0

Score

9^/10

ransomware

Malware Config

Signatures

Renames multiple (5163) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Retail-ppd.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\trdtv2r41.xsl.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\netstandard.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\PresentationFramework.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Xaml.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jli.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_MAK_AE-pl.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-ul-oob.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ul-oob.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Retail-pl.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OFFSYMT.TTF.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ul-oob.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-ppd.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\MSOSEC.XML.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\7-Zip\License.txt.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Primitives.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\PresentationUI.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_ja.properties.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Grace-ppd.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.reportviewer.winforms.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART1.BDR.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-black_scale-140.png.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.VisualElementsManifest.xml.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN121.XML.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.Calendars.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClient.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Forms.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PenImc_cor3.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Google\Chrome\Application\110.0.5481.104\Locales\ar.pak.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\upe.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\7-Zip\Lang\lij.txt.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XmlDocument.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_OEM_Perp-ul-oob.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-ppd.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Library\EUROTOOL.XLAM.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Checkmark.png.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.Primitives.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Xaml.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\TPN.txt.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\de\msipc.dll.mui.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msvcp140.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\StreamServer.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Common Files\System\msadc\msadds.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Data.Common.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\PresentationCore.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_OEM_Perp-ul-phn.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.NETCore.App.runtimeconfig.json.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\Microsoft.VisualBasic.Forms.resources.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Proof.Culture.msi.16.fr-fr.xml.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Word.Word.x-none.msi.16.x-none.xml.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Grace-ppd.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mip_core.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lt-lt.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\mshwLatin.dll.mui.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msaddsr.dll.mui.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Google\Chrome\Application\110.0.5481.104\110.0.5481.104.manifest.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\relaxngcc.md.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Grace-ul-oob.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ppd.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.RegularExpressions.dll.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javap.exe.tmp	ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe

C:\Users\Admin\AppData\Local\Temp\ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\ff2f5aaf811adfe853d57083b34ccc80_NEIKI.exe"
1⤵
- Drops file in Program Files directory
PID:4572

Network

MITRE ATT&CK Matrix

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Downloads

C:\$Recycle.Bin\S-1-5-21-3906287020-2915474608-1755617787-1000\desktop.ini.tmp

Filesize
85KB

MD5
4c4df85f7fee78a1c3c8871a760d1473

SHA1
ab0ea6b78d3f9da812ef6a716d1d894bbe744918

SHA256
cee044641e281355f85c3a7b495c8d95273773d468b34dc3b144ca8be86d75ef

SHA512
46631ada98ec5be5842c7f4eb16c926036006857817718ddf31e700a2d12e51dd4ef674499fd3a8f91bfa8c007117a3aff884574b9f83b2a704fbb557c011915

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp

Filesize
184KB

MD5
2b1172626799f40c44ee382c9f7a7cc0

SHA1
3f20f546f96c39470ce18d32b02530fd0f890a51

SHA256
78771d59a010bdbd8a8a57375d93129ed2583b7cae81b052c4929a12c367644f

SHA512
e0ee5483df5abc4c63ac8f698ac1cd9838704f72be5a7b7ece161094e3821a3f57e0e94ea07679f0b593c625a6191ca7343dfe253b8c928da98674128aedf355

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads