48c61a95953379cee69a02a9dc388a9db20a593ab633d35ff863950d937afa45

Analysis

max time kernel
120s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 09:17

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General

Target

ec65f51dd55ccea3352eb2bf128c3b80N.exe
Size

80KB
MD5

ec65f51dd55ccea3352eb2bf128c3b80
SHA1

556cd90774f5dcf593978901634169daf2878ec8
SHA256

48c61a95953379cee69a02a9dc388a9db20a593ab633d35ff863950d937afa45
SHA512

7c7aa58a702d2a7c048584bd93f7eb35f821f65d86f21f5d9ad77c6e13d7622aee9e76b94430ec34211634e36229f8cd30ca3c14382502c1d2aaa3e066f1ca6c
SSDEEP

1536:/7ZQpApze+eJfFpsJOfFpsJeFrxFrd466:9QWpze+eJfFpsJOfFpsJ0rDrN6

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4636) 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\7-Zip\Lang\pa-in.txt.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Channels.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationUI.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Internet Explorer\fr-FR\ieinstal.exe.mui.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\relaxngcc.md.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.office32mui.msi.16.en-us.xml.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTrial-pl.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Resources.Writer.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationProvider.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-ppd.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ar-SA\tipresx.dll.mui.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsptb.xml.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Diagnostics.EventLog.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp2-ppd.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ul-phn.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\WindowsBase.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial5-ul-oob.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ul-oob.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_Subscription-ppd.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-private-l1-1-0.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.TextWriterTraceListener.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Xaml.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\currency.data.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial2-ppd.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AugLoop\third-party-notices.txt.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GB.XSL.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Xaml.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-synch-l1-1-0.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AppvIsvSubsystems64.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pl.pak.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jre-1.8\lib\psfont.properties.ja.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ul-oob.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-pl.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationProvider.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\optimization_guide_internal.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp4-ul-oob.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\AdHocReportingExcelClient.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Json.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Design.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\ReachFramework.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\flavormap.properties.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Retail-pl.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\DataStreamerLibrary.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-file-l2-1-0.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XPath.XDocument.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\WindowsFormsIntegration.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.VisualElementsManifest.xml.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-pl.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Grace-ul-oob.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-ul-oob.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\PresentationCore.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Trial-pl.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Xml.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationClientSideProviders.resources.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ul-phn.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\msvcr120.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\mojo_core.dll.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ppd.xrm-ms.tmp	ec65f51dd55ccea3352eb2bf128c3b80N.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	ec65f51dd55ccea3352eb2bf128c3b80N.exe

C:\Users\Admin\AppData\Local\Temp\ec65f51dd55ccea3352eb2bf128c3b80N.exe
"C:\Users\Admin\AppData\Local\Temp\ec65f51dd55ccea3352eb2bf128c3b80N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4840

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
80KB

MD5
aed7d9f8dadae7f4a64da58b60b27b3f

SHA1
56cb37c14296a7d935c4b87c6d44848075cef98f

SHA256
196d5e92fbed00b8b73bcf7ef7a80c8e1542eb0dcb6e4efbe0d79dbaa2b2e7d6

SHA512
6d2ee24536ba4ad9bf5d51f6c1e747223c75e285c39ff27f29ec355536cea4ea69d4360d62ab1f9cdda780a173e032f937815d32c8f06882644a165cf60aa7b5

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

Filesize
179KB

MD5
6dc6f5d404337487ef96f38a89f3aa3e

SHA1
7113e37a45dfbe6307489b156564f57be36d1387

SHA256
b953baa02160022459e8256e9952663c60229acf86d21220874a7a6422aeda37

SHA512
597523cf48240040f2c1f9535b19a1c310550776e03500a7a46cec4e9812d1f7cb42ed1b98f8769e4a8fefa90a723e06e5129165d951b5006394029bb663cf3e

Download Submit
memory/4840-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4840-860-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download