5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793

Analysis

max time kernel
120s
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
28-09-2024 01:16

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General

Target

5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
Size

135KB
MD5

91e51fbc7f398adf98740c15942dffc0
SHA1

dcb00631ed49904869a6a7840d8588747efa038e
SHA256

5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793
SHA512

036ff61780385155f5df11489ec227c08d84f7c705534e8bf8d84ea2bbe102040e63fe1527f4a99a72286358351b18a768edd45b02373391023ecf244f420e66
SSDEEP

1536:V7Zf/FAxTWtnMdyGdyQPQWJZ8JMl0YkBLwNoUgSEyvzNa:fnyGnarJAYktwFDbo

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4231) 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/4596-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233b9-2.dat	upx
behavioral2/files/0x00040000000228f4-6.dat	upx
behavioral2/memory/4596-794-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\7-Zip\Lang\yo.txt.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\baseAltGr_rtl.xml.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.TraceSource.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PenImc_cor3.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_MAK-ppd.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.Pkcs.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-timezone-l1-1-0.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-ul-phn.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Csp.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.Xml.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Permissions.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\PresentationFramework.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\mesa3d.md.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\DataStreamerLibrary.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Input.Manipulations.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\PresentationUI.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-conio-l1-1-0.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.ReportDesign.Common.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\ir.idl.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Trial-ul-oob.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.StackTrace.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\ReachFramework.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Trial2-ul-oob.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_COL.HXC.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationTypes.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.VisualBasic.Forms.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jre-1.8\lib\management\jmxremote.access.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_OEM_Perp-ul-phn.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\tipresx.dll.mui.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlDocument.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Windows.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\directshow.md.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_Subscription-ppd.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Primitives.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\fxplugins.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription2-ppd.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Grace-ppd.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.ThreadPool.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\j2pkcs11.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\deployment.config.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Trial-ul-oob.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\DocumentFormat.OpenXml.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.MashupEngine.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Common Files\System\ado\adojavas.inc.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\ImportSelect.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\dynalink.md.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xmlresolver.md.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr.jar.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicsimple.dotx.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\prism_d3d.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\libpng.md.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-libraryloader-l1-1-0.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jre-1.8\bin\prism_d3d.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Office Theme.thmx.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-ul-oob.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription5-ul-oob.xrm-ms.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XPath.XDocument.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\meta-index.tmp	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.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	5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe

C:\Users\Admin\AppData\Local\Temp\5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe
"C:\Users\Admin\AppData\Local\Temp\5e6605e4443865ab374785d7b5b66c476d0e98a86237cd40dbc492a2c7647793N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4596

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-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
135KB

MD5
56d06532de865c5553bfe5db011a5a85

SHA1
5994cd291e77b96ed7a24f15c6685fb3ae4412a3

SHA256
542358cde4b9d522008ff8cb0039694df5a35cfa6118d1f1479706a8d5c037f2

SHA512
77321b94b2152a81d6c0cbc0ce26787560adad9d4687f2a29e777750cd5357907c2773b7d6a1dc1b271c630852f7608deaa020e7a9380dc2b5beb6bdb667f881

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

Filesize
234KB

MD5
9ab518d0bd53ec787aca50d1645311d1

SHA1
806c90180e5d754c7b1f8a02a62e35f6255f544d

SHA256
696b6ae23b27141df991a0ca5446f33f30b3118c19f0652c8b9c422a59b4d312

SHA512
cc120f45ad79913174d4a0c004799f5ee93a020cf25929be44e0266e8709df9717b75143f5f15b3dc377705b015c4f7eb5dbc8320c2c1643c170f696eb1708ea

Download Submit
memory/4596-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4596-794-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download