Analysis Overview
SHA256
4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8
Threat Level: Likely malicious
The file 4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8 was found to be: Likely malicious.
Malicious Activity Summary
Renames multiple (5321) files with added filename extension
Drops file in Program Files directory
Unsigned PE
System Location Discovery: System Language Discovery
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-05-18 12:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-05-18 12:00
Reported
2025-05-18 12:03
Platform
win10v2004-20250502-en
Max time kernel
150s
Max time network
137s
Command Line
Signatures
Renames multiple (5321) files with added filename extension
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription2-ppd.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Retail-pl.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Grace-ppd.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\sfodbc_sb64.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Java\jdk-1.8\lib\jconsole.jar.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Yellow Orange.xml.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART13.BDR.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL075.XML.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\rsod\powerview.x-none.msi.16.x-none.tree.dat.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Security.Cryptography.Algorithms.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationClientSideProviders.resources.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Java\jdk-1.8\jre\legal\jdk\pkcs11cryptotoken.md.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Grace-ul-oob.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-ul-oob.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\Tec.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\api-ms-win-crt-math-l1-1-0.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Help\Hx.HxT.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.uk-ua.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Xml.ReaderWriter.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Design.resources.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-pl.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ul-oob.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-140.png.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\MSIPC\it\msipc.dll.mui.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Grace-ppd.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL119.XML.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\7-Zip\Lang\tg.txt.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad\osknumpadbase.xml.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Common Files\System\Ole DB\sqlxmlx.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\it\System.Windows.Forms.Design.resources.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-pl.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-pl.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-string-l1-1-0.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.JavaScript.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Private.Xml.Linq.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationCore.resources.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\cs\PresentationUI.resources.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessDemoR_BypassTrial365-ul-oob.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\1033\Client2019_eula.txt.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-convert-l1-1-0.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0000-1000-0000000FF1CE.xml.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-pl.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\1033\ospintl.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\MSOCR.DLL.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Common Files\microsoft shared\ink\ro-RO\tipresx.dll.mui.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Luna.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-ppd.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\7-Zip\Lang\ta.txt.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Numerics.Vectors.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Java\jre-1.8\bin\java-rmi.exe.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Java\jre-1.8\lib\ext\access-bridge-64.jar.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Client\ucrtbase.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Grace-ppd.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_MAKC2R-ul-oob.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationUI.resources.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\zh-Hant\UIAutomationTypes.resources.dll.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ul-phn.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe
"C:\Users\Admin\AppData\Local\Temp\4f8fff1eade9ef26fef0881e27fae158da5a8fc2bc6ce0128ba10d6e34780cf8.exe"
Network
| Country | Destination | Domain | Proto |
| GB | 2.18.27.82:443 | www.bing.com | tcp |
| GB | 2.18.27.82:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | c.pki.goog | tcp |
Files
C:\$Recycle.Bin\S-1-5-21-3623617754-4043701611-775564599-1000\desktop.ini.tmp
| MD5 | 82d4720ff9d97de631e97a5e0e6663cc |
| SHA1 | dc1f83ed231b7bfcbca56e2d9e3e88a1b7ab4e66 |
| SHA256 | a580a45d67be890e1fdaecf1ff7f03c3f172050ac95db46dd6033d693b91460b |
| SHA512 | 40b9c518780d922556083d8d72e940897346c028be418bb4b4f582b699a7806acc3c478c5cd4b805c6ed19d30814624ac7fe3a5548ddb558b86d449042e6568c |
C:\b96a7bef2438b67e1aee\2010_x86.log.html.tmp
| MD5 | 11a263c51dd658b6f6b0c71a77e7b5fb |
| SHA1 | e64355f269a0cb66c40d54424ed81f3a9312f6d8 |
| SHA256 | 29db472083d1d46de3b7177b533c1c0339d17baee329d501b4af635954c0cc04 |
| SHA512 | ede5a4f811ba39dd8ab89518aa7dd60ee9bcc6335fafca773e487a46be44669e694a6f56d74b4f1771c05e4a160c1fa5166b8fdeb0d3ad2f48bd1cb5ac3962ac |
memory/4344-789-0x0000000000400000-0x0000000000407000-memory.dmp