Analysis
- max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20240910-en - resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system - submitted
05/10/2024, 21:13
Behavioral task
behavioral1
Sample
4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe
Resource
win7-20240704-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe
Resource
win10v2004-20240910-en
windows10-2004-x64
4 signatures
150 seconds
General
- Target 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe
- Size 55KB
- Sample241005-z22ahsshjk
- SHA256 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd
- MD5 94acf30181b8ea45fec007a8a1a00509
- SHA1 0b9a49a8fa2f1a068640363398162b5339b2f27d
- SHA512 bd38174fc7744edf4b19099c50207273b7f274e351ccada14666818ff8a072dbfba58a4c05ef9063480dae21a4c4570da7c82c6e6077edf7f19743de3ec6fbd3
- SSDEEP 768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBHfBo8o3Pd:V7Zf/FAxTWoJJZENTBHfiPd
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (5191) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/3372-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000c000000023b8e-2.dat upx behavioral2/files/0x0004000000022941-6.dat upx behavioral2/memory/3372-782-0x0000000000400000-0x000000000040B000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Microsoft Office\root\rsod\powerpivot.x-none.msi.16.x-none.tree.dat.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.RuntimeInformation.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ONENOTE_COL.HXT.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewCommentRTL.White.png.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.ZipFile.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Retail-ppd.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\RTC.DLL.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Templates\1033\ChronologicalLetter.dotx.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationProvider.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ppd.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ul-oob.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\sunec.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\javaws.policy.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-pl.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_SubTest-ul-oob.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-100.png.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL102.XML.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Common Files\System\msadc\msdaprsr.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.Win32.Registry.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngom.md.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.id-id.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Trial-ppd.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.MashupEngine.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\WebView2Loader.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2iexp.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Red.xml.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Grace-ul-oob.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\DBGCORE.DLL.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\PresentationCore.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-string-l1-1-0.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-180.png.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Facet.thmx.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-pl.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\PROOF\MSHY7FR.LEX.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Templates\1033\ContemporaryPhotoAlbum.potx.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-console-l1-1-0.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipstr.xml.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Http.Json.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Xaml.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ul-oob.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\msoianetutil.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\7-Zip\Lang\sa.txt.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-black_scale-140.png.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationFramework.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Quic.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscordbi.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Forms.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationCore.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\jsse.jar.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-multibyte-l1-1-0.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_MAK-ul-oob.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-FR\ShapeCollector.exe.mui.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Retail-ul-phn.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019DemoR_BypassTrial180-ppd.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\UIAutomationClientSideProviders.resources.dll.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Java\jre-1.8\lib\management\snmp.acl.template.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-ul-phn.xrm-ms.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\offsymxb.ttf.tmp 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.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 4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe"C:\Users\Admin\AppData\Local\Temp\4f70e2b181c2be6ad85df45bc1972ffa2be1279e64686d9105c28a7d58e202dd.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3372
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-2629364133-3182087385-364449604-1000\desktop.ini.tmp
- Size 56KB
- SHA256 7250210a253c01d7b95a7de71147c3aa8cb65f48ba0da3738eebae58630ea052
- MD5 2b2f971b295b757aa5a54619fe5ba7d0
- SHA1 96849bd00b6c14e2bc5d827766bf15cc69d974cd
- SHA512 e62d86b7e3cf74513f39ca0952bd6fa36a3d3c33b9552964a509858dec4a3d5f74cc01bececef38b4249b3a20d047e1b06f6dd7ed4ab01541d05440a6d099702
- SSDEEP 768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBHfBo8o3PK:V7Zf/FAxTWoJJZENTBHfiPK
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 154KB
- SHA256 691adce69ef2f8f2d4b97314699630457ac264236295ea4ef5ab5fe992df7f22
- MD5 6569623eb7ca2f0fd9e49f3b823ce100
- SHA1 7645c98a0ba10696fdeab3324a7c1c91432cae2e
- SHA512 950e136816e506dc7a1184a603b177acc07f88e78308e0f23a6bd48cbd83b486048fa657bf113e774fc3814b0b6ed5e35807f2bd5a8b9cdb2e3714ac387e77aa
- SSDEEP 1536:V7Zf/FAxTWoJJZENTBHfiPX4pWHlPEXZzjUq3th5f6utM5vLNinVmWvMu0b2Udpo:fny1tEDWHIjN3tj6qnv0b2UrXkbvL9
- MD5 SHA1 SHA512 SSDEEP