Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/08/2026, 19:52
Behavioral task
behavioral1
Sample
2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
5 signatures
150 seconds
General
- Target 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe
- Size 2.9MB
- Sample260810-yle7nsxand
- SHA256 7f2e7a16f5a292242f26c9b1187f55a9e075aa70abcc9c1a38072541932c0272
- MD5 b30d9a038e944aaa92665cf9c7c6d147
- SHA1 20cac5c134af007a9ca6b9ee8c18152ecf5ef7d2
- SHA512 2c9c3ef99e3dc816a5ec3d739e42cb549558286e1326cc9323a54cb90ad4a28be3121ea19ee3845ba364b991980f02deec1b75c71eeb3b5883f2a3e16e778c7a
- SSDEEP 49152:wQEt4bg2mH0GGXgZ2lvyHipSKpKXO15/8k/hUwdqomPhyXfMdEl:ZbyGwyyHmUOwk6w0ojfMdY
- TLSH T11DE533D49B1793C1E6E3E6F88B1EEA7EC667A0191AF64147022CDAB23C543005F35E6D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Cosmu payload 4 IoCs
Cosmu is a worm written in C++.
resource yara_rule behavioral1/memory/676-0-0x0000000000400000-0x0000000000408000-memory.dmp family_cosmu behavioral1/files/0x0017000000024459-2.dat family_cosmu behavioral1/files/0x000300000001e6a3-6.dat family_cosmu behavioral1/memory/676-172-0x0000000000400000-0x0000000000408000-memory.dmp family_cosmu - Renames multiple (961) 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.WindowsDesktop.App\6.0.27\es\WindowsBase.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\7-Zip\Lang\it.txt.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\System\msadc\msadco.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Principal.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XmlSerializer.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\chrome_installer.log.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-time-l1-1-0.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\System\en-US\wab32res.dll.mui.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\hr-HR\tipresx.dll.mui.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ShapeCollector.exe.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.sl-si.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.cab.cat.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-locale-l1-1-0.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\TabTip.exe.mui.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Diagnostics.Process.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Runtime.CompilerServices.VisualC.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvVirtualization.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.he-il.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad\auxbase.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\System\Ole DB\msdatl3.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Windows.Forms.Primitives.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsptb.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\System\Ole DB\fr-FR\oledb32r.dll.mui.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Primitives.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Xml.Linq.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Process.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Security.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClientSideProviders.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-environment-l1-1-0.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\System\msadc\ja-JP\msaddsr.dll.mui.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\WindowsFormsIntegration.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsid.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\rtscom.dll.mui.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-console-l1-1-0.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Web.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Reflection.Emit.Lightweight.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\WindowsBase.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-locale-l1-1-0.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ServiceModel.Web.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.RegularExpressions.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Windows.Input.Manipulations.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\7-Zip\Lang\gu.txt.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\SubsystemController.man.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_rtl.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\mscordaccore.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsfra.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Extensions.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.IO.Compression.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\ReachFramework.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsfin.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\desktop.ini.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\mshwLatin.dll.mui.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\host\fxr\7.0.16\hostfxr.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.TextWriterTraceListener.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Resources.Reader.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\Microsoft.VisualBasic.Forms.resources.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\tiptsf.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.CoreLib.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsjpn.xml.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.Lightweight.dll.tmp 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.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 2026-08-10_b30d9a038e944aaa92665cf9c7c6d147_elex_wannacry.exe
Processes
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-2370214745-1838013427-2987045292-1000\desktop.ini.tmp
- Size 2.9MB
- SHA256 00277c20408986a503b0b0494269b35730c3986609802bf4bf75df156b0f8b58
- MD5 922f368e2323adc2e654797cfc972e99
- SHA1 96743122f27f1e0bae07056845f8114b0f7d0975
- SHA512 64d1045cc321786b62fd6fd51c9bf48c4adcadaa5bda641d9b6e1db647555101c8c05c877a36eba4ab546511cec214cf92e9726d0df85631f2854d81cbb5888e
- SSDEEP 49152:wQEt4bg2mH0GGXgZ2lvyHipSKpKXO15/8k/hUwdqomPhyXfMdEl:ZbyGwyyHmUOwk6w0ojfMdw
- TLSH T1D7E533D49B2793C1E6E3E6F88B1EEA7EC667A0191AF64147022CD9B23C543005F35E6D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 3.0MB
- SHA256 79f7e2e81a674ff9807b1429240f41f766e0bc13534769603efc620ac3582839
- MD5 edcb7f2deaeccfde84824548e363afc8
- SHA1 53946044870d6555b6acadd70d49d60186b7baa9
- SHA512 03ba74deda0404a58c489011021abd5972ad8c576a99b8b5994fd0395a608f5b7dbc1047f9e7d8a4a508908bd93e9d28897d1aa42ec16934fac579ea7ec86a80
- SSDEEP 49152:wQEt4bg2mH0GGXgZ2lvyHipSKpKXO15/8k/hUwdqomPhyXfMdE8M8:ZbyGwyyHmUOwk6w0ojfMd5
- TLSH T1BEE523906D6BF3D0DBD293B85B1FAE6FC217744A3DAACD46127C95F324286000D279E9
- MD5 SHA1 SHA512 SSDEEP TLSH