55aef24fda9ec678ce9f0d0a6c973121e922691a25dae54eb087a6836b1123d0

Analysis

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
11-09-2024 11:22

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General

Target

4e52d7ae2622290643e1ee07d4593890N.exe
Size

40KB
MD5

4e52d7ae2622290643e1ee07d4593890
SHA1

2db55c1911e3604e171c4d10bfbc30ffd807174b
SHA256

55aef24fda9ec678ce9f0d0a6c973121e922691a25dae54eb087a6836b1123d0
SHA512

6b139684c59bd1c8e5709a931e4cd87d8dc1a7ae51a4d2f57ce5a4a7d00ca877b64620b6d55050f40eac1f6e7f6816b6078f519777360fbb550cbda9590585a8
SSDEEP

768:W7BlphA7pARFbhM0Kkq81LOyq81LObC8p8tiOeiOyny:W7ZhA7pApM21LOA1LOiiOeiOb

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4649) 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\ClickToRun\C2RINTL.da-dk.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\lv.pak.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-math-l1-1-0.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Spatial.NetFX35.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_OEM_Perp-ul-oob.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ppd.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.DataWarehouse.Interfaces.DLL.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ta.pak.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xmlresolver.md.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\jconsole.jar.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\LASER.WAV.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-ul-phn.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledb32.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.TraceSource.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Xaml.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_wer.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Office 2007 - 2010.xml.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.CodeDom.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\hprof.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\7-Zip\Lang\nb.txt.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\host\fxr\8.0.2\hostfxr.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\UIAutomationClientSideProviders.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\PresentationFramework.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\UIAutomationTypes.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Mail.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationCore.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Forms.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationNative_cor3.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_KMS_Client-ul-oob.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\7-Zip\Lang\co.txt.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\ShapeCollector.exe.mui.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Primitives.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Extensions.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ServiceProcess.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.Extensions.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\idlj.exe.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Forms.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\logging.properties.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightRegular.ttf.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest3-ul-oob.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.PPT.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\7-Zip\Lang\uk.txt.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lv-lv.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XPath.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemDrawing.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ppd.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.FileSystem.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-ul-phn.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Xml.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Forms.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\PresentationCore.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\UIAutomationTypes.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightItalic.ttf.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHKEY.DAT.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbInterop.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ThirdPartyNotices.MSHWLatin.txt.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ul-phn.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.PowerBI.AdomdDataExtension.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\.version.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Xaml.resources.dll.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Retail-ul-oob.xrm-ms.tmp	4e52d7ae2622290643e1ee07d4593890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-180.png.tmp	4e52d7ae2622290643e1ee07d4593890N.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4e52d7ae2622290643e1ee07d4593890N.exe

C:\Users\Admin\AppData\Local\Temp\4e52d7ae2622290643e1ee07d4593890N.exe
"C:\Users\Admin\AppData\Local\Temp\4e52d7ae2622290643e1ee07d4593890N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-355097885-2402257403-2971294179-1000\desktop.ini.tmp

Filesize
41KB

MD5
b82beff790a165707f25d7e8e33087b5

SHA1
26aade92909234fb67778345e2c9a98dc3d2c717

SHA256
ee365e408b63b33974895f10af683aad1cb42f107eaf44c844d2ee5bc74a6251

SHA512
9459767c02e9590036f7693c61d988a786edbbaca4fc3edd9051ae24264c880244d0e0882eb97b5832252e3e33e9a9f2d56178839b86165d38b50b2ae5d4fd21

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

Filesize
139KB

MD5
723f534b7b300693fe903d55e5e3a7b6

SHA1
f1c652338106b3cb3d4d3fb7051934d101bb0f0b

SHA256
db8b42cce46c5b452f7e6e9d28a00a3e099022be1fa907e7354208bfef9801a5

SHA512
e5759b9a5478ee3b0eece872e52a26836f0b3901cdea14c7bb5f62064487f3a5dadeca0d8fa5ee3df5c0d1f898ba6e53e685c5586e7d9adaed1799c523c0dcb7

Download Submit