59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0

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
30/09/2024, 18:08

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General

Target

59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
Size

83KB
MD5

a43f6b61103eef3170b80a11bd76b3f0
SHA1

785f5b64da5a8ea56e8d9d1188f4a63b52657de1
SHA256

59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0
SHA512

ad2c67882fd88896c18a10e1228d489eb149c532c8cc51b8acbffa18bfb654f24637e2446e86502e5f07c85b9d85dbf6d022a634608e6d0fa2cb7fa39a7e5c57
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY5C:fnyiQSox5C

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4542) 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/4464-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233c8-2.dat	upx
behavioral2/files/0x00040000000228f4-6.dat	upx
behavioral2/memory/4464-872-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebSockets.Client.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Aero2.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationClientSideProviders.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Xaml.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Xaml.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\PresentationUI.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationProvider.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash_11-lic.gif.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_K_COL.HXK.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemCore.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jsound.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Grace-ul-oob.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Immutable.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.Extensions.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\PresentationFramework.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-util-l1-1-0.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jhat.exe.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.AdHoc.Excel.Client.Entry.Interfaces.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.XLHost.Modeler.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrcommonlm.dat.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-pl.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-pl.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.ZipFile.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationTypes.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ReachFramework.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ul-oob.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\7-Zip\Lang\nl.txt.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\WindowsFormsIntegration.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_ko.properties.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\splashscreen.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial-ul-oob.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Grace-ul-oob.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-ul-phn.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\it-IT\msinfo32.exe.mui.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.Win32.SystemEvents.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Diagnostics.EventLog.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\wpfgfx_cor3.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.wordmui.msi.16.en-us.xml.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.cs-cz.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\oledb32r.dll.mui.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-140.png.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RHeartbeatConfig.xml.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-utility-l1-1-0.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ul-phn.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.Interfaces.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.DataAnnotations.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebProxy.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Extensions.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\WindowsFormsIntegration.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\server\classes.jsa.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_OEM_Perp-ppd.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ul-phn.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART9.BDR.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntime2019R_PrepidBypass-ul-oob.xrm-ms.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\Common Files\Services\verisign.bmp.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\.version.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.Parallel.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\PresentationFramework.resources.dll.tmp	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.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	59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe

C:\Users\Admin\AppData\Local\Temp\59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe
"C:\Users\Admin\AppData\Local\Temp\59a16aff8fd7bcf2754486819258fae636589566ba1d727bc3fcc161f9e96af0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4464

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

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Downloads

C:\$Recycle.Bin\S-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
83KB

MD5
f0e28092e3f2aed378002dcd2118feb6

SHA1
3ab2d25e4b8210da5abcba725e9f621d5aa45831

SHA256
c1689952e7514286599dd8cb2c1b0e81d7556acba05800d43a880a22b8221672

SHA512
244e437c1678a448e1bfa0c593b7dd22d63b8ff63d592c7d7af8488b9e6167d6ea3c819472462ea4d2e66f9124afb25d583f22e95ef3ea21c6a585ae01ade513

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

Filesize
182KB

MD5
b7e3773e68aab81260f6024952c86435

SHA1
33996eaf5f2b058809e8f03b7a0d684e1627b489

SHA256
02f00f7ff0e57edd9f6b69235f83d5bf6319d847f05aa72dd92005adc3be78e7

SHA512
3eacdafd163a3b8be2c9b3598192c0e8271ef5e1093c5fe87f92ea2744563e2c0a1708d1e2492b179bf20a0f3ac2ec41f96f2adc05f6139c6a787f0cd0fa5d44

Download Submit
memory/4464-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4464-872-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download