Analysis
- max time kernel
150s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
06/10/2024, 02:42
Behavioral task
behavioral1
Sample
d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe
Resource
win7-20240903-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
4 signatures
150 seconds
General
- Target d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe
- Size 41KB
- Sample241006-c7eblszhkn
- SHA256 d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940
- MD5 c0e9e17736307e7179a3cac2fa3050cf
- SHA1 171f735f038e39685f47d652e382fc19fd6a3341
- SHA512 fe725d5212b9c2a5cbfe6cc19e61d38e7e7b9bac5ebdf15689083dc454b11b31e35fad03496c90fcf9a28d6feb0e4c017d7994ecda6f5329a295c19c21a8390d
- SSDEEP 768:kBT37CPKKdJJTUNO/sAmgvsBqSW+QxbDMCAW6R0gsAmgvsBqSW+QxbDMCAW6R08p:CTW7JJTUNO0AmgvsBqSW+QxbDMCAW6Rw
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (5284) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/4896-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x0009000000023436-2.dat upx behavioral2/files/0x000400000002291b-6.dat upx behavioral2/memory/4896-1008-0x0000000000400000-0x000000000040A000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\System\Ole DB\en-US\sqlxmlx.rll.mui.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Ping.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Xaml.resources.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-ul-oob.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_KMS_Client_AE-ppd.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-oob.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\CSS7DATA000C.DLL.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lt-lt.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Checkmark.White.png.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\IEAWSDC.DLL.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Data.DataSetExtensions.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogo.png.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-filesystem-l1-1-0.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-white_scale-140.png.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\RTC.DLL.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Templates\1033\ChronologicalResume.dotx.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\BOOKOSBI.TTF.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\7-Zip\Lang\si.txt.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Xaml.resources.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunpkcs11.jar.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0000-1000-0000000FF1CE.xml.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Grace-ul-oob.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-ul-oob.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-ppd.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-environment-l1-1-0.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.WindowsDesktop.App.deps.json.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsen.xml.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Retail-pl.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\bwcapitalized.dotx.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\ja-jp.xml.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\tabskb.dll.mui.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_MAK-ppd.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.AnalysisServices.AdomdClientUI.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Templates\1033\GettingStarted16\SLINTL.DLL.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\7-Zip\7zCon.sfx.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ink\InkObj.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscorlib.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Xaml.resources.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.sv-se.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\Library\SOLVER\SOLVER32.DLL.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\ReachFramework.resources.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_altgr.xml.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_OEM_Perp-ul-oob.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-pl.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.XLS.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.vi-vn.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsita.xml.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.Xml.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\glass.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Organic.thmx.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest3-ppd.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskmenu\oskmenubase.xml.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\DIFF_MATCH_PATCH_WIN32.DLL.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\OneNote\prnSendToOneNote.cat.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\sql90.xsl.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\dnsns.jar.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ul-oob.xrm-ms.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.VisualStudio.OLE.Interop.dll.tmp d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.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 d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe"C:\Users\Admin\AppData\Local\Temp\d099f259aa6d20d54fbffd4c41b5144b8dc01a535166185e49e352cb97441940.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4896
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp
- Size 42KB
- SHA256 c701dcd9e43a984120b07a1aaad950795dee5681f3d7fe969ee4ee29f2caead8
- MD5 386f6d0cd369730e248e43845da137c5
- SHA1 eeddd6a7536ebb70666995175e61ad7d6345a3a0
- SHA512 8bf2c56b2b90260d4dd3f209846fc3a03b8519eecdb2ce8f6334da8dafe494f11965f92c0390131884fb88185fcfa3a897d58ebb29bfe5ea8340febdb6f1ead9
- SSDEEP 768:kBT37CPKKdJJTUNO/sAmgvsBqSW+QxbDMCAW6R0gsAmgvsBqSW+QxbDMCAW6R08M:CTW7JJTUNO0AmgvsBqSW+QxbDMCAW6RB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 140KB
- SHA256 98dc4d6289202e825090a75e897814731422dac40b52f6dbccd45460c8185259
- MD5 828fa1f59994f7075b8868715c311b80
- SHA1 05d9702ce20cf38db8732a0a5a561176d282f80b
- SHA512 3e1962aa6d356b4e60e8f25890b2d872e4072507871d771a5f9f01deec1a352d7fdb5a41170f4491742b206537950b825befb09278e0eb9323ea802071aa8d05
- SSDEEP 3072:hwAmgvsBqSW+cbICAW6R0zAmgvsBqSW+cbICAW6R0/WHIjN3tj6qnv0b2UrXkbv1:aAmgvsBqSW+cbICAW6R0zAmgvsBqSW+Y
- MD5 SHA1 SHA512 SSDEEP