Analysis
-
max time kernel
149s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20250502-en -
resource tags
arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system -
submitted
05/06/2025, 08:18
Static task
static1
Behavioral task
behavioral1
Sample
11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe
Resource
win11-20250502-en
General
-
Target
11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe
-
Size
21KB
-
MD5
2d1a6de4acdbf6a428a07c6b66663cc2
-
SHA1
81ba1ce1603a648e4ef1a24f6fd6fe04fe5d349f
-
SHA256
11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8
-
SHA512
4120a96aa7cdb491f9db61508b4f4ad63213d7dff822d92bb2a8a4850819b3cb98ee8b542d1c40108388fabb7c929c0c2877a10044436fd84865d5a88f0ad61b
-
SSDEEP
384:hAg+5OCZ4W6/KWLsqmFae+rOAqmFae+rOCNtQNt80u/M0u/r7:uZ4FLz8ae+rOn8ae+rOCjQjYIr7
Malware Config
Signatures
-
Cosmu family
-
Detects Cosmu payload 1 IoCs
Cosmu is a worm written in C++.
resource yara_rule behavioral1/memory/4792-801-0x0000000000400000-0x0000000000407000-memory.dmp family_cosmu -
Renames multiple (5205) 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\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ppd.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_MAK-pl.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\microsoft shared\ink\mshwjpn.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebSockets.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-ul-oob.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\ONPPTAddin.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewCommentRTL.png.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Templates\1033\EssentialResume.dotx.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\D3DCompiler_47_cor3.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-pl.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019DemoR_BypassTrial180-ppd.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_KMS_Client-ul-oob.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\PersonaSpy.js.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\microsoft shared\ink\hwresplm.dat.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\clrgc.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\DirectWriteForwarder.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\cmm\PYCC.pf.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-ul-oob.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main.xml.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\ja-JP\msinfo32.exe.mui.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationUI.resources.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\Microsoft.WindowsDesktop.App.deps.json.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\Locales\te.pak.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-ul-oob.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Excel.Common.FrontEnd.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\GARAIT.TTF.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\System\Ole DB\es-ES\oledb32r.dll.mui.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\coreclr.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\ja\UIAutomationClientSideProviders.resources.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\pl\UIAutomationProvider.resources.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\PrivacySandboxAttestationsPreloaded\manifest.json.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-sysinfo-l1-1-0.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXC.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\PROOF\MSGR8EN.LEX.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\System\Ole DB\it-IT\sqloledb.rll.mui.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\cs\PresentationCore.resources.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Red Orange.xml.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\Bibliography\BIBFORM.XML.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\7-Zip\Lang\va.txt.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Input.Manipulations.resources.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationUI.resources.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Java\jre-1.8\lib\deploy\messages_fr.properties.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ul-phn.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-ul-oob.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.scale-180.png.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\WindowsFormsIntegration.resources.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-ppd.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ClientPreview_eula.txt.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base.xml.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\management-agent.jar.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail2-ul-oob.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ppd.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\System\Ole DB\de-DE\sqlxmlx.rll.mui.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Reflection.Emit.Lightweight.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ppd.xrm-ms.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Storage.XmlSerializers.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-140.png.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\Services\verisign.bmp.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\System\msadc\fr-FR\msaddsr.dll.mui.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Common Files\System\Ole DB\ja-JP\sqloledb.rll.mui.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\System.Security.Cryptography.ProtectedData.dll.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-140.png.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.scale-80.png.tmp 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.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 11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe"C:\Users\Admin\AppData\Local\Temp\11e007332adab7424f3a426adc7480052bdd01f1de0eb110d8a07059abfc78c8.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4792
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
21KB
MD54925797e22222ae856fe0bf3ba5dc4a3
SHA1d5de644b41d108d756192626e2866b2a46238e30
SHA25622b48e035c55d576f19faf735c157e2fb019a8a0e338dbe3c6001469a66432ff
SHA51255334399812c3163919e98b81bcce1c5aa7ca8f23082e018b473a75ce99962882c8fbea32ec972c7f0e25560178d786e3f4a2296c7192cee0890715a6edcd3e3
-
Filesize
102KB
MD572d468cdd03c59512884da95f81b84d1
SHA1922dc4c09c20e58bfb3663e72bc09f5ea7d6fd3b
SHA256fbde055378ef113082bb951c4eb05a63d6e957ad6aefad4ec46698c1b90b54c7
SHA5120cf4b683c8a45776e54a322c8f7efccce077838bd22ef1caa687fcf6f5288f9a04741d0d531f32bb626f2058399d545fb17dc5796755f4ac2a5567817a8c65ab