3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b

Analysis

max time kernel
150s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 20:53

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Report Analysis Logs

General

Target

3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
Size

38KB
MD5

293de79e4ccadb7e4d3a4b01ae3b5c56
SHA1

ad40b2dc5ac4cc2846f23a3526559e12582f5c71
SHA256

3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b
SHA512

4f49f951df0771e7b5b9d1e9215f467994c1f7cb1f4230ee7c0061fd0572340b54216067f818f66e97691aed1536d9b93e5c03ad1fc73a501c474d4564db0bcc
SSDEEP

768:W7BlphA7pARFbhM0Kkq81LOyq81LOl6Sl5lsSaP:W7ZhA7pApM21LOA1LOl6vSs

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (5021) 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\Microsoft Office\root\Office16\TecProxy.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\UIAutomationProvider.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\msvcp120.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN020.XML.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Classic.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\deploy.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Aspect.xml.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ul-phn.xrm-ms.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msdaremr.dll.mui.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.Win32.Primitives.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.UnmanagedMemoryStream.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Forms.Primitives.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Sort\TITLE.XSL.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Classic.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\jcup.md.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WindowsBase.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ca.pak.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellLayoutModel.bin.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\msdasqlr.dll.mui.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\oledb32r.dll.mui.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Common Files\System\Ole DB\ja-JP\oledb32r.dll.mui.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jre-1.8\lib\logging.properties.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\PresentationUI.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-ppd.xrm-ms.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\splash.gif.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\XLLEX.DLL.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\es-ES\msinfo32.exe.mui.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\oledb32r.dll.mui.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.DataSetExtensions.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Design.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-linkedentity-dark.png.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\PresentationFramework.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\WindowsBase.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jre-1.8\bin\dcpr.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSVG.DLL.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Linq.Queryable.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemData.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\WindowsBase.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\LibCurl64.DllA\libcurl.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-xstate-l2-1-0.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.ThreadPool.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Forms.Design.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\PresentationCore.resources.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\santuario.md.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVOrchestration.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Accessibility.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jdk-1.8\bin\pack200.exe.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-ppd.xrm-ms.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSBARCODE.DLL.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jre-1.8\bin\t2k.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\vcruntime140.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.scale-180.png.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONBttnIELinkedNotes.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jre-1.8\bin\vcruntime140_1.dll.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ul-phn.xrm-ms.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_OEM_Perp-ppd.xrm-ms.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\.version.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr\default.jfc.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial4-ul-oob.xrm-ms.tmp	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.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	3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe

C:\Users\Admin\AppData\Local\Temp\3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe
"C:\Users\Admin\AppData\Local\Temp\3872a906544d88352fc4ecdb4c6208558c7df898cc60267c939cca3f10a2d59b.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4500

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 --field-trial-handle=3668,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:8
1⤵
PID:4168

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-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.tmp

Filesize
39KB

MD5
ae655a2ab16c16c1a2a565fbe6074df5

SHA1
0234c56f1fb9ad3a83a027047edf3185d06ad51d

SHA256
514e1384535b925a2bc92ed2ba2df45d5b3f787b1583af22e0f54c65244aca0c

SHA512
08abd51a7c322229471d268151ddf6544ce0535aa36a87234c2bb92e9257170f2674550110ea872f48f7a38c0549c4b871c95d7cabbca3d7636678a17e74dc8a

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

Filesize
151KB

MD5
ff5b442cb61cd8b1d099230c77217f30

SHA1
67e410c8a1d667a9094d545ad2f8654803a2d9ef

SHA256
980826c04732dfb532f48d47d5f37c55958ac8f7d311eab795897ee170004d62

SHA512
fa48abd217774e81f95ce7f6ca8d3b74c6fe26543956f32c8ba8951bdf1fcd831174c1b92dee302e494b098155cf0f0427eb37ea2cd6a6611447e49b7d42c7c5

Download Submit