Analysis
- max time kernel
120s - max time network
119s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
02/09/2024, 00:37
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6b22cd67e2fe946952a69d61591d2e40N.exe
Resource
win7-20240704-en
windows7-x64
3 signatures
120 seconds
Behavioral task
behavioral2
Sample
6b22cd67e2fe946952a69d61591d2e40N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
3 signatures
120 seconds
General
- Target 6b22cd67e2fe946952a69d61591d2e40N.exe
- Size 42KB
- Sample240902-aytc3awerk
- SHA256 295530c29a1d7f047d81857c740d77d31e502d224bf8961f09569800b2a45a11
- MD5 6b22cd67e2fe946952a69d61591d2e40
- SHA1 460e751ffc98dd0959544288ce3c632ff6aca4e4
- SHA512 6525cfc9157154a05153835996c698227282f9999711a16d7c626feb99961ccc869f73196a02857377ccb53a0013a7f164bb6afb4290632ee35dd949192f1cc5
- SSDEEP 768:W7Blp9pARFbhWnjH5YQmnjH5YQoUi1xiUi1xB:W7Z9pApMEATuTt
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4322) 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\8.0.2\System.Threading.AccessControl.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2ssv.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial3-ul-oob.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\7-Zip\Lang\tt.txt.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\UIAutomationClientSideProviders.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.Design.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_KMS_Client_AE-ul.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicelegant.dotx.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\AUDIOSEARCHLTS.DLL.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Office.PowerPivot.ExcelAddIn.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-string-l1-1-0.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\TipRes.dll.mui.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.ServicePoint.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ppd.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\.version.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Luna.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\PresentationFramework.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_MAK_AE-ppd.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\System\Ole DB\de-DE\sqloledb.rll.mui.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Tracing.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\Microsoft.VisualBasic.Forms.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\hi.pak.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Trial-ul-oob.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\OFFICE.DLL.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\7-Zip\Lang\uk.txt.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Extensions.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_altgr.xml.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Extensions.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\Configuration\card_security_terms_dict.txt.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationFramework.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ul-oob.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-ppd.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\WordVL_KMS_Client-ppd.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Retail-ppd.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Numerics.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jli.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\7-Zip\Lang\br.txt.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationTypes.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Java\jre-1.8\bin\decora_sse.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_OEM_Perp-ul-phn.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\kor-kor.xml.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\InputPersonalization.exe.mui.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\PresentationCore.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\microsoft shared\ink\InkObj.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\System\Ole DB\es-ES\sqloledb.rll.mui.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\ReachFramework.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-006E-0409-1000-0000000FF1CE.xml.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-pl.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\offsyml.ttf.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\7-Zip\Lang\ast.txt.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.RegularExpressions.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Formats.Tar.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-time-l1-1-0.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Input.Manipulations.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\WindowsFormsIntegration.resources.dll.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_KMS_Client-ul.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ul-oob.xrm-ms.tmp 6b22cd67e2fe946952a69d61591d2e40N.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 6b22cd67e2fe946952a69d61591d2e40N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\6b22cd67e2fe946952a69d61591d2e40N.exe"C:\Users\Admin\AppData\Local\Temp\6b22cd67e2fe946952a69d61591d2e40N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3812
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4148,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=1288 /prefetch:81⤵PID:1588
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.tmp
- Size 43KB
- SHA256 3321d042a72272198f1afd461d877b662e1108e7cb22721597944f42811561d5
- MD5 3ea47222f567b368004120129b38b162
- SHA1 98dc1a84ca92308f56b7ec39796c7c434db3845d
- SHA512 a8cafae5e7ce1f1363ace985fe218eb9f5d346ec3ad00ac4544c0f170fbf1407c0753a1ffc7fb28b7b0ba9932f0c8456e8398f49aebcdb2285829500a08495b4
- SSDEEP 768:W7Blp9pARFbhWnjH5YQmnjH5YQoUi1xiUi1xQ:W7Z9pApMEATuTE
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.chm.tmp
- Size 155KB
- SHA256 2d4aeaad5e4532d80bf2043d73a7660c041bfe9b478d158b5b99e8bf7f9c6088
- MD5 9a0c30d020e90d16c5e805be734809aa
- SHA1 e909defb42f8e26d272826e48be1bd69f14a140c
- SHA512 fa6f72f37ecb0a25af23727527c72e65eb9686f7c87135096cc879187c986c45b60aaba7f59121bf22822dc1039cd0e1f1ea16f5164a7edeb0042d26649e6262
- SSDEEP 3072:69WpsTuTTJ3a3LXGNCD/YFkedcTbvNJcr6O/Q4RPy:nJJ3a3LXGZkUcTb1JcrjQ4Y
- MD5 SHA1 SHA512 SSDEEP