Analysis
- max time kernel
119s - max time network
105s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
20/10/2024, 13:28
Behavioral task
behavioral1
Sample
c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe
Resource
win7-20240729-en
windows7-x64
4 signatures
120 seconds
Behavioral task
behavioral2
Sample
c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
120 seconds
General
- Target c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe
- Size 53KB
- Sample241020-qq2bpszhke
- SHA256 c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88c
- MD5 49c247ec999d1bf745b70ca187781f10
- SHA1 a18c4f354eccba9062fc9fee5877f908484a30ab
- SHA512 9cccfab257d09dce1736023ba8621bc1ee34eb06534987b175b89a405500953abf30ba64a4864686b5e35f832abaf0b69b9893c6ba24f6dc0dcaf0cf3b6fccac
- SSDEEP 768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9nPz:V7Zf/FAxTWoJJ7Tl
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4612) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/772-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000c000000023b88-2.dat upx behavioral2/files/0x00140000000228f9-6.dat upx behavioral2/memory/772-742-0x0000000000400000-0x000000000040B000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Extensions.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.password.template.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Trial-ppd.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\7-Zip\Lang\pl.txt.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\WindowsBase.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Grace-ppd.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Handles.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-convert-l1-1-0.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.Win32.Primitives.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\WindowsFormsIntegration.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jdk-1.8\legal\javafx\webkit.md.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVManifest.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Dynamic.Runtime.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jre-1.8\bin\jp2iexp.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.VisualElementsManifest.xml.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-timezone-l1-1-0.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ppd.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-pl.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Office.Interop.Excel.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\Interceptor.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-180.png.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jre-1.8\bin\jp2native.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Quic.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Grace-ppd.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-pl.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp3-ul-phn.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\officeinventoryagentlogon.xml.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXT.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Common Files\microsoft shared\ink\mshwjpn.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\.version.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\UIAutomationProvider.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Client\msvcr120.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ul-oob.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\lpc.win32.bundle.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-datetime-l1-1-0.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-handle-l1-1-0.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Grace-ul-oob.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.uk-ua.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Common Files\System\Ole DB\msdatl3.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\PresentationCore.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jre-1.8\bin\splashscreen.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\123.0.6312.123.manifest.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Forms.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Drawing.Design.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\java.policy.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Retail-ppd.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ClientVolumeLicense_eula.txt.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Input.Manipulations.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\VVIEWRES.DLL.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Primitives.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.ProtectedData.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-private-l1-1-0.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ul-oob.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ul-oob.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-FR\TipRes.dll.mui.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.VisualBasic.Core.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Controls.Ribbon.resources.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\npt.dll.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-ppd.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTrial-pl.xrm-ms.tmp c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.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 c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe"C:\Users\Admin\AppData\Local\Temp\c640dbfcd3fc626c2354dfb9556bbe9d7a24850acf8d51c73cb305ed575fa88cN.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:772
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-1045960512-3948844814-3059691613-1000\desktop.ini.tmp
- Size 53KB
- SHA256 c3cd1edbcad15441708ba5a9a9f051e7e823a9f9e2bb7a9d89c2ab58c09e3e12
- MD5 5e6ad960970eea50c2a0b0f4bf2ff074
- SHA1 6e1005d803ecc520f5abfb83dd154b98a9a7aed4
- SHA512 3eeac133255a64d182a9a94217deb6205bb4b8313943d2f5f350f2f6e43804f4a97e786e8b6c362de8cf805e5fb693be80dd24a3b6de07bcd29dff84f530c6f1
- SSDEEP 768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9nPc:V7Zf/FAxTWoJJ7TG
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 152KB
- SHA256 9802edf553b3cbea84fa799996d10e71938c97b20e8a05362235f2ad079d5589
- MD5 c12237a9f714958c6b055bc13ff2e382
- SHA1 b4c9e6cf25622831e43b04a2e23673ef9d53eef5
- SHA512 7614c99505ada8b389d48498b436f59ec08fbcf24e713c2f47465ecefbe655b80c7ebe744a1187eeabee1e37c4388aae6e75fad6122716c10e393ec6ffc26e41
- SSDEEP 1536:V7Zf/FAxTWoJJ7T+4pWHlPEXZzjUq3th5f6utM5vLNinVmWvMu0b2UdpXk+p0RpC:fny1xWHIjN3tj6qnv0b2UrXkbvLu
- MD5 SHA1 SHA512 SSDEEP