d75e24082ee551b534516da62560c59a71c3a0053394fdd510414e687b89525d

Analysis

max time kernel
150s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2024, 13:21

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General

Target

9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
Size

108KB
MD5

9eaa7ec1f2de7e8a7a4b4fdad3e554e0
SHA1

19066c92c15ecfe381fe0e880bf18cf3f16e575f
SHA256

d75e24082ee551b534516da62560c59a71c3a0053394fdd510414e687b89525d
SHA512

fd30d79ae0cb477f832b07cbd0b819a09c947905f6e7dc6404bb06c35d10b43b876134fdcf27c8e36403dae91a8b2ff0fe1b4e29251134ad4ceab20dc41a20b5
SSDEEP

1536:Isz1++PJHJXFAIuZAIuekc9zBfA1OjBWgOI3uicwa+shcBEN2iqxtdSCow8hfOC:hfAIuZAIuYSMjoqtMHfhfh

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (4861) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1744-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000c000000023b42-2.dat	upx
behavioral2/files/0x000800000002295e-6.dat	upx
behavioral2/memory/1744-790-0x0000000000400000-0x000000000040A000-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\PresentationFramework.AeroLite.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationProvider.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr.jar.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub2019_eula.txt.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OMML2MML.XSL.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONLNTCOMLIB.DLL.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebHeaderCollection.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Grace-ul-oob.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-pl.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Cng.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Java\jre-1.8\lib\fontconfig.bfc.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-ul-oob.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-ppd.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.NonGeneric.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\7-Zip\Lang\cy.txt.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\access-bridge-64.jar.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.SPClient.Interfaces.DLL.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Diagnostics.EventLog.Messages.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Xaml.resources.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-ppd.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART7.BDR.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fi-FI\tipresx.dll.mui.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationUI.resources.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\HideInitialize.odt.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001F-040C-1000-0000000FF1CE.xml.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ul-oob.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\salesforce.ini.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Algorithms.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\ReachFramework.resources.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXml.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-ppd.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ul-oob.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ul-oob.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\VC\msdia100.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-pl.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-140.png.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_jpn.xml.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Sockets.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Windows.Forms.Design.resources.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\v8_context_snapshot.bin.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\sunec.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0000-1000-0000000FF1CE.xml.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\DocumentFormat.OpenXml.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\MSHY7FR.LEX.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\he-IL\tipresx.dll.mui.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\.version.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.TextWriterTraceListener.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jps.exe.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ul-oob.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_PrepidBypass-ul-oob.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1036\MSO.ACL.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-140.png.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\7-Zip\7z.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Forms.resources.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Trial-pl.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientARMRefer_eula.txt.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\7-Zip\Lang\nb.txt.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\cs-CZ\tipresx.dll.mui.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.resources.dll.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-pl.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-pl.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ul-phn.xrm-ms.tmp	9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe

C:\Users\Admin\AppData\Local\Temp\9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\9eaa7ec1f2de7e8a7a4b4fdad3e554e0_NEAS.exe"
1⤵
- Drops file in Program Files directory
PID:1744

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-877519540-908060166-1852957295-1000\desktop.ini.tmp

Filesize
108KB

MD5
ac26ed870ec0b57c0ecb70cdd4c19e7e

SHA1
5255ca4b7655a7adb7351fc5ee36ec5d75af1941

SHA256
1ff225de8543f491ef19a76ca950ca465f3382085ba1341adda52857e057994f

SHA512
17d8aabd9abd4c4b28b5fc6b9c03934bc13823b85a19f01ea1bbe0a6857fafda6f8c0fe4b1ba08e99f6385430c8712f53306c0266cbd81a63aa0e06964fd66b9

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

Filesize
207KB

MD5
6ebc6ee8707d46d53ff97375ec2e37dd

SHA1
b7c764e2c83fa6e59cb5e3190ac9ec0c00d7a13c

SHA256
08105737d869c99462609a901cc162a47d1bfa982287a554eabf96b19ef03c3c

SHA512
ed4d7fc142731d21f78abba20bb8020caca54666a295e7a97bc5ff19d7c7c1cb328584e48e18148f932e0c8419c65c1c87aab39690ddd8bc9d39677802a4eae0

Download Submit
memory/1744-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1744-790-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads