Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
08/10/2024, 22:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe
Resource
win7-20240903-en
windows7-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
3 signatures
150 seconds
General
- Target b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe
- Size 42KB
- Sample241008-2ahp7sshjq
- SHA256 b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8
- MD5 8b0339306dffdeb113fe05166eeba440
- SHA1 98b956966ee034bcc08f333e0b52ad8fbd432f59
- SHA512 4c649dc79d6535fc091d2498c11facd68d235af5b5a19cda080310447e1aa887fffa08d44f4e846730a2d2cccddbf81bfc21025c26bd5f8578fc280363e64c9d
- SSDEEP 384:GBt7Br5xjLfAgA71FbhvtPcNOF8F0qOF8F0PDXxhDXxZfsS:W7BlpDpARFbhmauaLXxpXx3
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (5195) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.TraceSource.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\mlib_image.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ORGCINTL.DLL.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription3-ppd.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessEntry2019R_PrepidBypass-ppd.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL011.XML.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\PresentationFramework.resources.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationCore.resources.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\mr.pak.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\JUICE___.TTF.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\TellMeExcel.nrr.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\ANTQUAB.TTF.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\en-US\msinfo32.exe.mui.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\System\fr-FR\wab32res.dll.mui.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.WindowsDesktop.App.deps.json.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\minimalist.dotx.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\System\en-US\wab32res.dll.mui.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\bcel.md.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ppd.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Windows.Forms.resources.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\WindowsBase.resources.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcDemoR_BypassTrial365-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbInterop.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\sdxs.xml.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.WindowsDesktop.App.deps.json.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp-pl.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\GRLEX.DLL.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\MLASeventhEditionOfficeOnline.xsl.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\System\Ole DB\msdaps.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Tools.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Client\AppVLP.exe.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Grace-ppd.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\WPFEXTENSIONS.DLL.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\BOOKOSI.TTF.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.RuntimeInformation.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Java\jdk-1.8\bin\keytool.exe.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\amd64\jvm.cfg.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\microsoft shared\ink\hwrdeslm.dat.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.AdHoc.Excel.Client.Entry.Interfaces.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-180.png.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Contracts.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.sk-sk.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\microsoft shared\ink\da-DK\tipresx.dll.mui.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-libraryloader-l1-1-0.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_Grace-ppd.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ClientOSub2019_eula.txt.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\System\ado\msado20.tlb.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest3-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial2-ul-oob.xrm-ms.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pl.pak.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\CHART.DLL.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Microsoft Office\root\Office16\MEDIA\SUCTION.WAV.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\tipresx.dll.mui.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\tabskb.dll.mui.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\PresentationFramework.resources.dll.tmp b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe"C:\Users\Admin\AppData\Local\Temp\b9c3d11b299635763be0c4c0c32c8a7a08d1147c94f085eae24d49a0145a7aa8N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\$Recycle.Bin\S-1-5-21-493223053-2004649691-1575712786-1000\desktop.ini.tmp
- Size 42KB
- SHA256 daec11de194e124637098a61ccc6f17c7e19f4fab3248857b950550f59c4e643
- MD5 5510b42e81bc582579a2d4c846b3f8a5
- SHA1 da316df1d39675a5c952c57bc4e1a074cab2d012
- SHA512 c6997c51bc2dbd653636c7f994a8b4f00c6231432ab5506295ed07e476de8e9ae2e5c4551c07b4363df91a95e45565affab4e46a21005316738539420d84e2a9
- SSDEEP 384:GBt7Br5xjLfAgA71FbhvtPcNOF8F0qOF8F0PDXxhDXxZfsw:W7BlpDpARFbhmauaLXxpXxl
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 141KB
- SHA256 f281fb044b74280606d275c2ad6064801667f36aabd5a02dbe1dff86e9727ca2
- MD5 2cf14bd679c14c2a07d112e202d2ed93
- SHA1 0bb416f31c122b926dde4161a8e9b8bdd70d23e2
- SHA512 779f19affaf702623b49e84646aeb6df3b1419c8900cf27a25c2b1a57be142a8fdb287c15f4b124360bef53d9ffd8856a8a50e6c1ff1e01c3bbaadb3ef12c37a
- SSDEEP 1536:W7ZDpApmauaLXxpXxN4pWHlPEXZzjUq3th5f6utM5vLNinVmWvMu0b2UdpXk+p0V:6DWprxNxAWHIjN3tj6qnv0b2UrXkbvLZ
- MD5 SHA1 SHA512 SSDEEP