487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 20:54

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General

Target

487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
Size

79KB
MD5

979b4c46b8dd9c33fddef27416e5c792
SHA1

ad878cfa522189c7a58f352088ceab8224fa4a80
SHA256

487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d
SHA512

19749ebc6dd5bf8f104dad9aaf7d45b3667bc296bd2c790fce9a177cab921840faac590ef50f7b1e3f0a1fc3e91ac7532227d853cd7058d0a1ad85e246508486
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9GR9BT37CPKKdJJ1EXBwY:V7Zf/FAxTWoJJ7TsTW7JJ7T6dkjkN

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5013) 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/4512-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233da-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/4512-858-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsym.ttf.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\InputPersonalization.exe.mui.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.Dataflow.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XmlDocument.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-ul-oob.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-pl.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Native.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Quic.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Process.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\zlib.md.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\OpenSSL64.DllA\libssl-1_1-x64.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\tabskb.dll.mui.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Internet Explorer\de-DE\iexplore.exe.mui.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-white_scale-140.png.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\UIAutomationProvider.resources.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PPCORE.DLL.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-private-l1-1-0.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msdaremr.dll.mui.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\Microsoft.VisualBasic.Forms.resources.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\javaws.policy.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_KMS_Automation-ppd.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-runtime-l1-1-0.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Grace-ppd.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ppd.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\mesa3d.md.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jre-1.8\lib\cmm\PYCC.pf.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-ppd.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_KMS_Client_AE-ul.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-black_scale-180.png.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\sk\msipc.dll.mui.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\7-Zip\Lang\yo.txt.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\System\ado\it-IT\msader15.dll.mui.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\PresentationCore.resources.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationCore.resources.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationClientSideProviders.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.password.template.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jre-1.8\Welcome.html.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-pl.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVManifest.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.nl-nl.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Controls.Ribbon.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.VisualBasic.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Specialized.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-sysinfo-l1-1-0.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub_eula.txt.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\UIAutomationTypes.resources.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.Design.Editors.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\ReachFramework.resources.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Trial-ppd.xrm-ms.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\McePerfCtr.man.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientVolumeLicense_eula.txt.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\System.Web.Mvc.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Configuration\card_expiration_terms_dict.txt.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledb32.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ComponentModel.Annotations.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.Lightweight.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\jpeg_fx.md.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-debug-l1-1-0.dll.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Library\SOLVER\SOLVER32.DLL.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSZIP.DIC.tmp	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.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	487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe

C:\Users\Admin\AppData\Local\Temp\487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe
"C:\Users\Admin\AppData\Local\Temp\487b79584120c28d62b10e66985252ce30763bf137b5a63f364dd153c5eef87d.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4512

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-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini.tmp

Filesize
80KB

MD5
8fcc7a6522c11461142c7f7ea90fd009

SHA1
b84a4a3407ba23ce114e3d1dd1298a2d9583701c

SHA256
08d549acc8d7613333ad688e662333d0574125c4d19273e4cf1e8bcddad0828a

SHA512
582b50d1fe271d71bfc8c635542424d6ae52be109846f6eb1d89c670a214ab26dbfa04c1c8ad6998641b7b76f3b482a89c7d265c9aa7f7a6fe141a2b7c172334

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

Filesize
178KB

MD5
a8084aacbfe9d72430721dd1aa25096d

SHA1
4911d70858434ea7aaf10d681e8c8fef7fb433d6

SHA256
8b6493ab45a0ef1528c0790a76b1750315747aa871ffe09481f7cc23d33c6c34

SHA512
6085f7dfcda3250fa1f543afc83f959f0bee84e47e2905df7ea4cce0dc78ab4d1d2d2005ed9963658e7c3481ff467cbb9b6f71ad3c185b80ba719101480eb22e

Download Submit
memory/4512-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4512-858-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download