cc169426dcdb80402bc8e78b76a6d46ce993a6da84e6ec23e19f16ea91a85762

Analysis

max time kernel
151s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2024, 07:08

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General

Target

8c3811ce570048160575493a85be6280_NEAS.exe
Size

65KB
MD5

8c3811ce570048160575493a85be6280
SHA1

cf3f831f06543e631722e7ce13adfc51e54394da
SHA256

cc169426dcdb80402bc8e78b76a6d46ce993a6da84e6ec23e19f16ea91a85762
SHA512

9c2b48e7f67b7189a0614293db060af646039fb2cae79627d437cb38c5d8207a95aac35dd37e7630d893d3c46bc593ef0ae240c27403a3456b8678af9fcf5cbc
SSDEEP

768:W7BlpDpARFbhYQkQjjI6OvSox/6Sox/hotyuftxt0YRYvBh:W7ZDpApYbWjIlE77ufL6YRYvBh

Score

9^/10

ransomware

Malware Config

Signatures

Renames multiple (1375) 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\Common Files\microsoft shared\ink\es-ES\rtscom.dll.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\ShapeCollector.exe.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad.xml.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ko-KR\tipresx.dll.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-crt-private-l1-1-0.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\WindowsFormsIntegration.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Drawing.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\Microsoft.WindowsDesktop.App.runtimeconfig.json.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\pl\PresentationFramework.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.da-dk.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\oledb32r.dll.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Diagnostics.FileVersionInfo.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\pl\WindowsFormsIntegration.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\System.Windows.Forms.Design.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\zh-Hans\PresentationCore.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Net.NetworkInformation.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.IO.IsolatedStorage.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\fr\PresentationFramework.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\keypadbase.xml.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.IO.Compression.Native.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\zh-Hant\PresentationFramework.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Globalization.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\de\PresentationUI.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\rtscom.dll.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.ComponentModel.TypeConverter.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\es\System.Windows.Forms.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\vcruntime140_cor3.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\et.pak.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipTsf.dll.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\ru\PresentationCore.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.ComponentModel.Annotations.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Core.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Reflection.Emit.Lightweight.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\WindowsFormsIntegration.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\System.Windows.Controls.Ribbon.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\System.Printing.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\zh-Hans\UIAutomationTypes.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\7-Zip\Lang\zh-cn.txt.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Linq.Parallel.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ReachFramework.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\ea-sym.xml.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaprsr.dll.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledbvbs.inc.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\WindowsBase.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\WidevineCdm\manifest.json.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-core-util-l1-1-0.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Runtime.CompilerServices.VisualC.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\PresentationUI.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ko\System.Xaml.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sw.pak.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdatl3.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\netstandard.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\ko\System.Xaml.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.ComponentModel.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\System.Design.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\cs\System.Windows.Forms.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\ko\System.Windows.Input.Manipulations.resources.dll.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\7-Zip\License.txt.tmp	8c3811ce570048160575493a85be6280_NEAS.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\sqlxmlx.rll.mui.tmp	8c3811ce570048160575493a85be6280_NEAS.exe

C:\Users\Admin\AppData\Local\Temp\8c3811ce570048160575493a85be6280_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\8c3811ce570048160575493a85be6280_NEAS.exe"
1⤵
- Drops file in Program Files directory
PID:4140

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 --no-appcompat-clear --mojo-platform-channel-handle=4080 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
1⤵
PID:3512

Network

MITRE ATT&CK Matrix

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Downloads

C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini.tmp

Filesize
65KB

MD5
523033a479e8c7e767418e99b8ae7652

SHA1
4fc2adfa12675dbc07f46e08b2ff2c70393a6455

SHA256
5274afc8b78356988afedf36ee33ba388e1534a518a9ed6abe04ebc0e202fb18

SHA512
b32596022b38f471d5996e079b94190229e738690fb33cc85abbeca466345d5a36cae6ca2415ed374e38ecaa4c492f9678beef229e367a515b4030ec132c5033

Download Submit
C:\libsmartscreen.dll.tmp

Filesize
65KB

MD5
18332f0b7335d7b21100e3ce95a853b5

SHA1
a1f13ca956e3da1083fc23f100941b9ccd0e8405

SHA256
9e5f950e54567b0778f1eb66a81682e08f3b20d2d2be5be1695662539b2c77fb

SHA512
2fe11ff0ed4c7e82e502876efcc65f9aca5bcd7c51d962f4c8c2b51be26adea5ee503c0e2279d4b002a354e7fa7251d5937e374cabc30203e575594f7bfbad09

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads