2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6

Analysis

max time kernel
149s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2024, 02:42

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
Size

83KB
MD5

fad71a986865d818d23c7ac983d5dac0
SHA1

efabfa29496c77dfabcdbd18f477dd72d35a8d9e
SHA256

2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6
SHA512

91d38bf0ba934d9de4b5ae48f768464680233862f2b98858d18243ad0171f25115ba065a6e150031eaaf6d0b3077460b2d8a9864e47949d99d64de343ef13ffb
SSDEEP

1536:a7ZyqaFAlsr1++PJHJXFAIuZAIuYSbGJ8H8v:enaym3AIuZAIuqw2

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (5036) 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/2944-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0005000000022f1e-2.dat	upx
behavioral2/files/0x0008000000022958-6.dat	upx
behavioral2/memory/2944-1808-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\7-Zip\Lang\sk.txt.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationTypes.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Input.Manipulations.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Office 2007 - 2010.xml.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Library\Analysis\FUNCRES.XLAM.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN001.XML.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\7-Zip\Lang\hy.txt.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Primitives.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ppd.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-ppd.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationTypes.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_CN.properties.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\InkObj.dll.mui.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\pkeyconfig-office.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipssrb.xml.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\ReachFramework.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Google\Chrome\Application\110.0.5481.104\Locales\kn.pak.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\santuario.md.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GB.XSL.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL109.XML.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-runtime-l1-1-0.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial1-pl.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NAME.DLL.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\1033\VSTOLoaderUI.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Controls.Ribbon.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Java\jre-1.8\lib\tzmappings.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-ul-phn.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Windows.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Forms.Primitives.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Forms.Primitives.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationTypes.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Internet Explorer\sqmapi.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\java_crw_demo.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_KMS_Client-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.PowerBI.Diagnostics.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-80.png.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ppd.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-xstate-l2-1-0.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\WindowsFormsIntegration.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemData.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Java\jdk-1.8\THIRDPARTYLICENSEREADME.txt.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-string-l1-1-0.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial2-ppd.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\CLICK.WAV.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PG_INDEX.XML.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial2-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Trial-ul-oob.xrm-ms.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\mshwLatin.dll.mui.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_jpn.xml.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\UIAutomationClient.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Forms.Design.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management-agent.jar.tmp	2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe

C:\Users\Admin\AppData\Local\Temp\2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe
"C:\Users\Admin\AppData\Local\Temp\2f3b723b586fc7a687a306c4a0f80600f296d2c96210d30959ebea6d4ad06ab6.exe"
1⤵
- Drops file in Program Files directory
PID:2944

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-21-2080292272-204036150-2159171770-1000\desktop.ini.tmp

Filesize
83KB

MD5
630421752d91a7d54efd35d02e9b214d

SHA1
6f636e2287a66ae68eef785ed23a7918bad94c96

SHA256
8a24014229e1e6317015edef176cfdc96e1f36349a557b918fb03898df782541

SHA512
a7fa5d057188807e15ea8e91e84b6d70ce8277b975db1239ab59862c7c60da73b471708cf2349a1f2093a2c9a6affb2e3a9b7ba8957c6797bf3db4bd00070432

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

Filesize
182KB

MD5
d8b87733a555f9e15659eafeee42cdba

SHA1
05ae8ab981f534e1403241d718f94771d36db9aa

SHA256
6491838b3df74db24c5f245ea54b4e6cdcf9dce99cdf0d7031d884b92b3852cd

SHA512
b5a7b4a37bd3474090617407535793d6dd89859dad3cee2fbb9f9f7c04650d660d7a4098fce38248ae1e4e956972533a1c772a08acec20b187500ce2250e0eb2

Download Submit
memory/2944-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2944-1808-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads