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Analysis
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max time kernel
120s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/10/2024, 03:30
Behavioral task
behavioral1
Sample
c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe
Resource
win10v2004-20241007-en
General
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Target
c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe
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Size
76KB
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MD5
86122796e7f00b59bd5114bb6472e9f0
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SHA1
e776d4fb739ed7a3c2dbaa06d1d4ab7debfc05c9
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SHA256
c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428
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SHA512
bf1a075a29ee953c0ee974fa1af258c411b2c7523530ed11c653b3998bb59524a02530a95ae0f1fb44426a4dfbc1cc0ed4f8895c1b277e18378045f8ac1105e3
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SSDEEP
1536:CTWn1++PJHJXA/OsIZfzc3/Q8wYeHNm5EvDxfIyKoIWbsHfySkT5GeCyi348oWGO:KQSodYeHNmkDxfIyKoIWbsHfySkT5Ges
Malware Config
Signatures
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Renames multiple (4311) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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resource yara_rule behavioral2/memory/1968-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x000c000000023b1f-2.dat upx behavioral2/files/0x0004000000022902-6.dat upx behavioral2/memory/1968-664-0x0000000000400000-0x000000000040A000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Brotli.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ValueTuple.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationProvider.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\PresentationUI.resources.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\7-Zip\License.txt.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Drawing.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\UIAutomationProvider.resources.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.Design.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\AssertOut.vbe.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ul-oob.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-pl.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\7-Zip\Lang\ps.txt.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-dayi.xml.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOLoader.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.ZipFile.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Permissions.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ClientOSub_eula.txt.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\wpfgfx_cor3.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\npt.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\lib\jvm.lib.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-ppd.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_KMS_Automation-ppd.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-pl.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\SkypeForBusinessBasic2019_eula.txt.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.TraceSource.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\net.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\accessibility.properties.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Grace-ppd.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_OEM_Perp-ul-oob.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-ppd.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-file-l1-2-0.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-convert-l1-1-0.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\javafx\jpeg_fx.md.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\icu.md.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-pl.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ClientLangPack_eula.txt.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.Native.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Common Files\System\Ole DB\msdatl3.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Extensions.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\vcruntime140_cor3.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmuxmui.msi.16.en-us.xml.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Trial-pl.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Windows.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\java.policy.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jre-1.8\bin\jli.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-environment-l1-1-0.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\xerces.md.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_F_COL.HXK.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\CHICAGO.XSL.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Controls.Ribbon.resources.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\WindowsFormsIntegration.resources.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Integration\Integrator.exe.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_MAK-pl.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_OEM_Perp-ul-oob.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Grace-ul-oob.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\7-Zip\Lang\tg.txt.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WindowsFormsIntegration.resources.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\default_apps\external_extensions.json.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-processenvironment-l1-1-0.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\msvcp140.dll.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ul-oob.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-ppd.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-ul-phn.xrm-ms.tmp c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.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 c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe"C:\Users\Admin\AppData\Local\Temp\c3d0671db61ff069424f05d5cfaf511a3659dd257405ae09c6d9ac57b6cb9428N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1968
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
76KB
MD5f0d1bb07382c81983ab847cfd3ca3420
SHA1313bb52fe9232adc5bafd5bb193e7656af1a93a2
SHA256caa2a3e958e21aacaca146f29d48a5769432b153eae326b6c22ec350bf465514
SHA5126a6c9ce3c4d014baed776dc621fffddaa55d4918ddd58f7fd1a0c7f2c299865734bb5653e17b9f06366b5858d55d0bf102c0d0c91759bc878ecdcb1516f35169
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Filesize
175KB
MD594455a4b42ef29e0fbb24016d72e5206
SHA1ca0bf44de22248a64edc15eafd6a074ce298b2ff
SHA256467da581318c3217a24085bdf2ffb30a6094f4be2f5e22af2600626e877e21ae
SHA5127ae23f0fc1fa5e0fb76570ec0cac0f0b7343b7b21a1032f321b76cbbf5df6757326a1d035eb06bc4c47ae273df8e020cf56710a9761aa4c9b580b0d9c0fd775d