Analysis
- max time kernel
120s - max time network
99s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
09/11/2024, 22:42
Behavioral task
behavioral1
Sample
4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe
Resource
win7-20240903-en
windows7-x64
4 signatures
120 seconds
Behavioral task
behavioral2
Sample
4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
120 seconds
General
- Target 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe
- Size 231KB
- Sample241109-2m5qhatfpd
- SHA256 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361
- MD5 aca668a8b2719ee417ed7c802de5fa90
- SHA1 66367ce445aef898338c057421d9c2ff9b07a62a
- SHA512 b5207859aaf0c2eaef1db0274345b3dc46a398f07f1a205826516f4ade5d463f45ba56c56778b27739b0a00757fabd58616b5024ae035bfd4c8cc637d5140a34
- SSDEEP 3072:fny1tE/sitCab47kATGB1FtE/sitCab47kATGB1G:KbEn/brEn/bG
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (2584) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/720-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000b000000023b92-2.dat upx behavioral2/files/0x000600000001e5c2-6.dat upx behavioral2/memory/720-476-0x0000000000400000-0x000000000040B000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ms-my.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.Calendars.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightItalic.ttf.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Drawing.Primitives.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Forms.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\UIAutomationTypes.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationTypes.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Internet Explorer\iexplore.exe.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\System\Ole DB\en-US\sqlxmlx.rll.mui.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Principal.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\ReachFramework.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Xaml.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXml.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\et.pak.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\colorimaging.md.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.FileVersionInfo.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\Microsoft.VisualBasic.Forms.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Xaml.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationProvider.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\UIAutomationProvider.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\cldrdata.jar.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\jre\LICENSE.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jre-1.8\lib\javaws.jar.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\System\Ole DB\msdasql.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Memory.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Windows.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\include\jdwpTransport.h.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\CloseCopy.WTV.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\System\msadc\es-ES\msdaprsr.dll.mui.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Tracing.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.TraceSource.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\7-Zip\7z.exe.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\PresentationFramework.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\tr.pak.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-processthreads-l1-1-1.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\System\ado\msado26.tlb.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Csp.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\UIAutomationClient.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jre-1.8\bin\fxplugins.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\7-Zip\Lang\ko.txt.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.he-il.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\1033\VSTOLoaderUI.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jre-1.8\lib\jsse.jar.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Resources.Reader.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-synch-l1-2-0.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ThirdPartyNotices.ja-jp.txt.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tipresx.dll.mui.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Common Files\System\ado\msadrh15.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\glass.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\7-Zip\Lang\gu.txt.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.MemoryMappedFiles.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\wpfgfx_cor3.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\WindowsBase.resources.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.TextWriterTraceListener.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework-SystemCore.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.VisualBasic.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jfr.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\public_suffix.md.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Data.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebHeaderCollection.dll.tmp 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.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 4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe"C:\Users\Admin\AppData\Local\Temp\4e0d34220e5fe8720814f6ab2dca41eca91f154fc1981656d5c1bb9032955361N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:720
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-4050598569-1597076380-177084960-1000\desktop.ini.tmp
- Size 231KB
- SHA256 aa6ce457e0100b6b9d57380ffe8734f3ff40f8cbd08859358eeb3e28f82773da
- MD5 d7070bd5575d8e4989434ac2fc2bee8a
- SHA1 1f1d9d4bd384b40bc07e80ffe0ab0d5331ce1eb4
- SHA512 353397edf81978ccdd25bd5ab93ad4a945a48965e77572fe82713d6fdb5741f7c17cee1a2521156a0957cc9608f6bc128a2a1ab81015c48bf6ee35bb17e5282e
- SSDEEP 3072:fny1tE/sitCab47kATGB1FtE/sitCab47kATGB1S:KbEn/brEn/bS
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 330KB
- SHA256 a3183ad0dd50f187239430f0e48e46ee24da8aa804fd5201633f8bcea70cd05e
- MD5 8a1c0bbb8d18a7c843501ba3c46733af
- SHA1 84c569eb8ab14b640041c4e47e8701bd7707e4a4
- SHA512 900d7cd580f89e8fd7ef67eb175a05e98eb6eff0ca6bee4b384c919510f9ea9f0c8a4644ff7f850d6cbddcc81b86988865bcfb5e742609e6d1889109a6290485
- SSDEEP 3072:fny1tE/sitCab47kATGB1FtE/sitCab47kATGB1wWHIjN3tj6qnv0b2UrXkbvLN:KbEn/brEn/b7IjNDv0bNXkbvLN
- MD5 SHA1 SHA512 SSDEEP