f4ddd2381d4409890e2e30f92f7107e9d70450d8666c7120f9640c45d0d18bac

Analysis

max time kernel
120s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 04:49

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Report Analysis Logs

General

Target

e84c5101c7507a86f5045b09830bd870N.exe
Size

89KB
MD5

e84c5101c7507a86f5045b09830bd870
SHA1

f5f3ba80ecceefd55864794b438cb8fc47cd3ca3
SHA256

f4ddd2381d4409890e2e30f92f7107e9d70450d8666c7120f9640c45d0d18bac
SHA512

bf01b1da01ae3ccbed90984e0e1d95cfc1a2f1fc3086e72c8bcfcff8d26a90d8026f841cc2aa6d6c90dbe6fa1d6d52a028ec9798cfc20cde8f7ef3eda51a6c67
SSDEEP

1536:W7Z2sspApkZrZ4+fU7lK1lKT8/8lacf9iHbcl:62ssWpcU7lK1lKgkhUcl

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4639) 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\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Forms.Primitives.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\glib.md.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentDemoR_BypassTrial180-ppd.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Trial-ppd.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Xaml.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.VisualBasic.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-environment-l1-1-0.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_COL.HXC.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\orcl7.xsl.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\WindowsFormsIntegration.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Xaml.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ul-oob.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-black_scale-180.png.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemCore.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\7-Zip\Lang\ro.txt.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Input.Manipulations.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Forms.Design.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\javafx_iio.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Franklin Gothic.xml.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Word.Word.x-none.msi.16.x-none.xml.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\7-Zip\7z.exe.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-white_scale-140.png.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRINTL32.DLL.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\icu.md.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win8_RTL.mp4.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail2-ppd.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClientSideProviders.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\icu_web.md.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-math-l1-1-0.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\cpprestsdk.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSWORD.OLB.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationClientSideProviders.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_OEM_Perp-ul-phn.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\LyncBasic_Eula.txt.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_f4\FA000000005.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Specialized.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemXmlLinq.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-BR.pak.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\ir.idl.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ul-phn.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ul-oob.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationFramework.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationCore.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-pl.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SETLANG_F_COL.HXK.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\ISO690.XSL.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.UnmanagedMemoryStream.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\resources.jar.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\ReachFramework.resources.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ONENOTE_COL.HXT.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipshi.xml.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Resources.Writer.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.access.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_F_COL.HXK.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Spatial.NetFX35.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-black_scale-80.png.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Numerics.dll.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Green Yellow.xml.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-pl.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Grace-ppd.xrm-ms.tmp	e84c5101c7507a86f5045b09830bd870N.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	e84c5101c7507a86f5045b09830bd870N.exe

C:\Users\Admin\AppData\Local\Temp\e84c5101c7507a86f5045b09830bd870N.exe
"C:\Users\Admin\AppData\Local\Temp\e84c5101c7507a86f5045b09830bd870N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3848

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-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

Filesize
89KB

MD5
3616e8445148fd3ca83f1bd41fa3bb11

SHA1
1ca1dcfb4455c696660833a5343aab7f08a103fe

SHA256
7f99a69f02278c22841f6b31348f945a7e1f83d258a85bde01c7112ef09961c3

SHA512
4d64eafab9aef6dd82d27fe5ed6f175396374e07f285e18dc557528cf1219cf723aa1057dd70a6c7709472b7d58db302311c15f6cd2b1c39644839b8354ba625

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

Filesize
188KB

MD5
19b8ffbc09c975c8f7e452025f30889f

SHA1
a287fc1a380be1572c0825cd78fec5e18180abc0

SHA256
4f563ee9dcdb569033b4610c2ff8156d481c0c42c7ccc1a244160daac3c9bc59

SHA512
930077fdeed0da65a49fb59ae2501b2b72a5133496c6686e4327fd6971e11669e4a534bf19638514f23a93b57d61153eadfca8b9c0a4a212a09364c9882c555e

Download Submit