f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0c

Analysis

max time kernel
120s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2024, 15:41

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General

Target

f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
Size

30KB
MD5

e5beed9c7e09d8c500ce7d31f4c7e290
SHA1

1bc991b045245b333d91a17efdfaf15f91ad2779
SHA256

f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0c
SHA512

a80c7e02004c337eb5a559548e2471651c7dbf34c197438134f42b378b782a21d031702d3220b3bd3fb8cca8ea6d78fadc78d48e49319e7dbdeda09f2f55b916
SSDEEP

768:kBT37CPKK1EXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rcu90TKe+0TKeHhYU:CTWpN

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4651) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4840-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000a000000023c14-2.dat	upx
behavioral2/files/0x00140000000228f9-6.dat	upx
behavioral2/memory/4840-786-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.PPT.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\lt-LT\tipresx.dll.mui.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jsoundds.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Grace-ppd.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ppd.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-pl.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_de.properties.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jre-1.8\bin\java_crw_demo.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Claims.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Primitives.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_OEM_Perp-ul-phn.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipshrv.xml.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\HAMMER.WAV.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Trial-ppd.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.scale-100.png.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.Watcher.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationFramework.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-3102-0000-1000-0000000FF1CE.xml.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.Design.Editors.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-pl.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019DemoR_BypassTrial180-ul-oob.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\DBGCORE.DLL.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-CA\tipresx.dll.mui.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscorrc.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\PresentationUI.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-100.png.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Exchange.WebServices.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbProvider.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\SubsystemController.man.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-PT\tipresx.dll.mui.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\sunjce_provider.jar.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\PresentationFramework.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\msipc.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Cng.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Emit.Lightweight.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Handles.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Controls.Ribbon.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue.xml.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_OEM_Perp-ul-phn.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Claims.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jdk-1.8\lib\ct.sym.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Orange Red.xml.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessEntryR_PrepidBypass-ppd.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\7-Zip\7z.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.cs-cz.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-ul-oob.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linessimple.dotx.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\ReachFramework.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\WindowsBase.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ru.pak.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.DataWarehouse.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\PresentationFramework.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.Win32.SystemEvents.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.onenotemui.msi.16.en-us.xml.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-pl.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\MSOSEC.XML.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Data.Common.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jce.jar.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_KMS_Client-ppd.xrm-ms.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationClient.resources.dll.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash_11-lic.gif.tmp	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.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	f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe

C:\Users\Admin\AppData\Local\Temp\f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe
"C:\Users\Admin\AppData\Local\Temp\f693a4347a42a951db49629c5e39c79763e3bc1bcb073902bb5d83bdebb5ff0cN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4840

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-1-5-21-1045960512-3948844814-3059691613-1000\desktop.ini.tmp

Filesize
30KB

MD5
ed6d6d7c9e7f063dbf6d04dcb342a990

SHA1
0bcf5d5f83d0d1f48048f5ee7256cd34203c191e

SHA256
a6cf8b13863a754d867246a4252549a2c521a42d727ac134c47523cc3836d714

SHA512
234d73cc1ef9aceb85268464c24ce86b68ba761a95109a00a56d205cbcc1bd9af4fc1120b046a7c4227bad13b270c5bfa4c6ebae026252f8b014eb0810aa75e0

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

Filesize
129KB

MD5
978ecd2d8b3c26c8210743dff54f60d9

SHA1
1751b66a86487983477be25f042554c6370caa33

SHA256
fb392eb5d2c2fde059b9f8aa76c07b715ed838b732e655071712aa0e8289c03c

SHA512
9ffbeb90258ebfdaae161d3906f233689f06f1352c82621567e7e5d873095839c42caf6509d9cad504675f6c4df6c5442c6d5fb77b52ec73478fe8a2bd107412

Download Submit
memory/4840-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4840-786-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download