4b601e139e2013a394ed72527a74ab391247938a30a1221f8d8b3d57d35f5194

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-09-2024 19:54

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General

Target

fcf79b97ec6c86fc1839235867eebf60N.exe
Size

77KB
MD5

fcf79b97ec6c86fc1839235867eebf60
SHA1

d8160fc49f04d83703aa2a949566f98edf4e88e5
SHA256

4b601e139e2013a394ed72527a74ab391247938a30a1221f8d8b3d57d35f5194
SHA512

e3341412dd3b5ee755e8fde6f1d187db865bee6a7bbc86471cb633c63149953a9d4af6cea6cd591bae036a16f0bf74dc98b4e029d03f409051d33f16795394a5
SSDEEP

768:W7BlpDpARFbhYQkQzaxkd+axkdo176/hvYaJaMGw4PCs2B24PCs2BHE4JAIAepET:W7ZDpApYbVK4vx4PN54PN4OHepOHeZSL

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4613) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\jre\lib\charsets.jar.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Grace-ppd.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\sqlxmlx.rll.mui.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Forms.resources.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-pl.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-pl.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknav\osknavbase.xml.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Internet Explorer\it-IT\iexplore.exe.mui.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription5-ul-oob.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_MAKC2R-ppd.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-pl.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUIFormulaBarModel.bin.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-100.png.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Forms.Primitives.resources.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSO0127.ACL.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationClient.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\dxcompiler.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\snmp.acl.template.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\release.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Retail-ul-phn.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\WindowsFormsIntegration.resources.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationUI.resources.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Input.Manipulations.resources.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\awt.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Proof.Culture.msi.16.en-us.xml.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-pl.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPack2019Eula.txt.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-file-l1-2-0.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Specialized.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-140.png.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MINSBPROXY.DLL.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IGX.DLL.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.Recommendation.Common.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XmlSerializer.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\ReachFramework.resources.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\LogoBeta.png.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-process-l1-1-0.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\dynalink.md.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-002C-0409-1000-0000000FF1CE.xml.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue Warm.xml.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqloledb.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-file-l2-1-0.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Yellow.xml.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\resource.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jre-1.8\lib\javafx.properties.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_OEM_Perp-ul-phn.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub_eula.txt.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MML2OMML.XSL.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jstack.exe.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tpcps.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-stdio-l1-1-0.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_Subscription-pl.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.vsto.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\ApiClient.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\Microsoft.VisualBasic.Forms.resources.dll.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\[email protected]	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\xmlresolver.md.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001B-0409-1000-0000000FF1CE.xml.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsen.xml.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Retail-ul-oob.xrm-ms.tmp	fcf79b97ec6c86fc1839235867eebf60N.exe
File created	C:\Program Files\Internet Explorer\images\bing.ico.tmp	fcf79b97ec6c86fc1839235867eebf60N.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fcf79b97ec6c86fc1839235867eebf60N.exe

C:\Users\Admin\AppData\Local\Temp\fcf79b97ec6c86fc1839235867eebf60N.exe
"C:\Users\Admin\AppData\Local\Temp\fcf79b97ec6c86fc1839235867eebf60N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-1194130065-3471212556-1656947724-1000\desktop.ini.tmp

Filesize
77KB

MD5
4d72717cf7ffa43029c4be791b930183

SHA1
8a92f027a4a637a3c861955165186db52a72da2f

SHA256
6fa63a6a4236d6efa8bbcf342c0053b256827a5709ca2fbfac35d7c3e434e565

SHA512
1784cbf646b562af5d33c7039d1f66d6ae2747ee315711951252b4cc483e4663bb69b2c9c579b89927dc1de2ecbd9750646db63a1d775ef4a914cdf75c77d88a

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp

Filesize
176KB

MD5
5c886914907111f0199a1a51ec4a5458

SHA1
952e018c4ed3b44f28f3977761548605bdfc6b3e

SHA256
5ff9389381d50e5240b6bcdb91cd7629af58d4da078040a1333df246ebb5fd25

SHA512
2b59bee9fb144f082ab730cae23937e7357ad3aeb1a633556888e8fd67588a10f0444b8c6fc91256cad33b20e6ffac30ba9b13c378619af0f9462172b306b1fe

Download Submit