61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2

Analysis

max time kernel
150s
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
05/10/2024, 06:18

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General

Target

61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
Size

45KB
MD5

541b3baa4bc78c3d115694e6b24fff20
SHA1

b86c828ef7410eae13ccf655430034f1400d6b6b
SHA256

61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2
SHA512

480ad597c2b9ad1ea1c71f659281e4cce0230cf5e39d0ed1689658fe16e0d78b08329534c75ebea19eb531583ed0132ba7f969f3fff98c88d5ff6c92e5781e8c
SSDEEP

768:kBT37CPKKdJJBZBZaOAOIB3jM2jMO/7OSoEXBwzEXBwzm5u5H:CTW7JJB7LD2I2IbStsh

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5323) 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/232-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233f6-2.dat	upx
behavioral2/files/0x000c0000000220a6-6.dat	upx
behavioral2/memory/232-1017-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.CodeDom.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Grace-ppd.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial2-pl.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Templates\1033\Training.potx.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\sqloledb.rll.mui.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Json.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationTypes.resources.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O16ConsumerPerp_Bypass30-ppd.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_logo_large.png.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Common Files\System\msadc\msadco.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Linq.Expressions.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\UIAutomationProvider.resources.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Concurrent.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-string-l1-1-0.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Forms.Primitives.resources.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\mojo_core.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ul-oob.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\BOMB.WAV.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\LICENSE.txt.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Web.HttpUtility.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\System.Windows.Input.Manipulations.resources.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TabTip.exe.mui.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ppd.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ul-oob.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Spatial.NetFX35.V7.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL022.XML.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.Dataflow.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ul-oob.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp4-ul-oob.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.Watcher.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Forms.Design.resources.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ta.pak.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\lcms.md.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ppd.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-100.png.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoia.exe.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\ARIALNB.TTF.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Numerics.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationClient.resources.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\COPYRIGHT.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0409-1000-0000000FF1CE.xml.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-xstate-l2-1-0.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ul-phn.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_MAK-pl.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OneNote\SendToOneNote.ini.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui.xml.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipstr.xml.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\icu_web.md.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.VisualElementsManifest.xml.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationCore.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\relaxngom.md.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-phn.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_OEM_Perp-ul-phn.xrm-ms.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Common Files\System\msadc\msdfmap.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationTypes.resources.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\cacerts.pem.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\MSJH.TTC.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ucrtbase.dll.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\jpeg.md.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jre-1.8\bin\klist.exe.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
File created	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe.tmp	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.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	61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe

C:\Users\Admin\AppData\Local\Temp\61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe
"C:\Users\Admin\AppData\Local\Temp\61f020ec24fabff4cc57b743b44c5e476a66450fd6fc41a57ca400e367fe2ce2N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:232

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-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

Filesize
45KB

MD5
f88164d89d662151158bbdd2dc23b58d

SHA1
2d90e9fe35f3ea81a4744ebdeae637e857216e02

SHA256
89732c1c5617b8b2c9cd72d10129befadedcec87b6394e077d6cd35515f85c7e

SHA512
2fa897a489309243cda60c7b1bf199baf771f7ba999a7a1d81e0b924c809a192d9dc9c0a57487e0d0f8980c172c4657d13d4828ed018bd7a2f507327738ef9fc

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

Filesize
144KB

MD5
93c0e8be33322dc1f13196f967bf9d94

SHA1
cf696956dbebd4c3eff74f24a51f08ff0d4f9e08

SHA256
03f2508eba6436eaa0d580ff994e659a2ee74ca1b8296f5ace1cabd76d985ea7

SHA512
44c5e016d87cccfdec84b8f32c3013b9c7269f465ae78de8f0578358a26256c73d698c0bf11dda010690e8574fb9bbdbc4da4722a26a1e26bee6c11c34077ab0

Download Submit
memory/232-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/232-1017-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download