6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2b

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:18

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General

Target

6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
Size

25KB
MD5

b046c2b0869b17d855062e0a6f0392a0
SHA1

bef96b677c2dc0a25099e074a9af7a3a44c336fc
SHA256

6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2b
SHA512

df819ccf578f77eba244c11dfc2c924915f8564bfccc4918ac172902cbd04de9fbd42ef3cfe38c5edcc21856bc0b032372d81333be291551d584e3d827668cd6
SSDEEP

384:QOlIBXDaU7CPKK0TIhfJJ1Evd5BvhzaM9mSIEvd5BvhzaM9mSsxmMxm9+9T6u77:kBT37CPKKdJJ1EXBwzEXBwdcMcI9p77

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4724) 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/1616-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000900000002344c-2.dat	upx
behavioral2/files/0x0004000000022933-6.dat	upx
behavioral2/memory/1616-1076-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Forms.Design.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Xaml.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.DirectoryServices.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Tw Cen MT-Rockwell.xml.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Grace-ppd.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ValueTuple.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_MAKC2R-ppd.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXT.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Shims.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-ppd.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.StackTrace.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\ReachFramework.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Royale.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\vcruntime140.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Trial-pl.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-ppd.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipshe.xml.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msvcr120.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\as90.xsl.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationClientSideProviders.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\PresentationFramework.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\bg\msipc.dll.mui.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationProvider.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerPoint.PowerPoint.x-none.msi.16.x-none.xml.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AUDIOSEARCHLTS.DLL.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.Calendars.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.Win32.SystemEvents.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Input.Manipulations.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.MashupEngine.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-environment-l1-1-0.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-string-l1-1-0.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Dynamic.Runtime.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\lt-LT\tipresx.dll.mui.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-pl.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-ul-oob.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-private-l1-1-0.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Input.Manipulations.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-pl.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-string-l1-1-0.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Dynamic.Runtime.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Common Files\microsoft shared\VGX\VGX.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.NetworkInformation.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\cs.pak.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Author2XML.XSL.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\zh-CN\tipresx.dll.mui.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\hi.pak.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\InstallRemove.mpp.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_MAK_AE-ul-phn.xrm-ms.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\VISUALIZATIONDIRECTX.DLL.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\7-Zip\Lang\ja.txt.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\PresentationFramework.resources.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\net.properties.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientVolumeLicense_eula.txt.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ServiceProcess.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-console-l1-2-0.dll.tmp	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.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	6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe

C:\Users\Admin\AppData\Local\Temp\6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe
"C:\Users\Admin\AppData\Local\Temp\6fdeecbe4a703ae8c9ba0187ffebd7a55ade89cca8d5c251d845ac32900dec2bN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1616

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
25KB

MD5
1788117ffe2226803df8a93a648c44ac

SHA1
4e71444125db4dd5a13695b6711837f3b8136dec

SHA256
5ace60c6114429e934783c0f1caa901fa6b3f633c4e1f70ac70e03dbc36f2994

SHA512
c5f4c6f7c8c5b32b0a0a2480a21d62f403e8c672fa55fe0a9f49ed50060991bdfe2df5ed1bb966e4823f4db1fbe57117e7f014ee005f89fe8a20493a234a7261

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

Filesize
124KB

MD5
2631dd585d3daeae8f52562bf602f036

SHA1
e0d4fbb79bfb7edfdb0f88a485ab652396f07502

SHA256
a20c172795900c4b421f0b8b5f75520c014d39c90bd78bbcf064092c063b2833

SHA512
cd9ee081cb46b2ea319ec68f76d5be0672bb5a9badc902c800ae3cf8fb8288784b507c8d20dd1e2238bd29df1cb6690a8a3e197266415e0e595aae70291442cc

Download Submit
memory/1616-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1616-1076-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download