f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-08-2024 01:44

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General

Target

f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
Size

81KB
MD5

421af875c41fed11cc264990c43839fc
SHA1

a50e48364b94bf4372287a33fc879985179b62c4
SHA256

f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446
SHA512

418f2646b858bfd972dfcc4746175dd61aabca7628bf3c7fb4ba842c6ed09147ce2013034b3662498a426f83461cb279b44df67e63a2bee811d0f5d48bf9d731
SSDEEP

1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7Yge+eTdsdYSYEP:6e7WpMaxeb0CYJ97lEYNR73e+eBSL

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (5179) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Xaml.resources.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ro.pak.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_Grace-ppd.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Common Files\System\ado\msado25.tlb.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\McePerfCtr.man.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOHEVI.DLL.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-synch-l1-1-0.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTrial-ppd.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRINTL32.DLL.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ONINTL.DLL.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jre-1.8\bin\javafx_font.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Encoding.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\libGLESv2.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fi.pak.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Internet Explorer\ieinstal.exe.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.CompilerServices.Unsafe.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.c.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00A1-0000-1000-0000000FF1CE.xml.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_F_COL.HXK.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe.config.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Forms.Primitives.resources.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.DiagnosticSource.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationFramework.resources.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OSM.OSM.x-none.msi.16.x-none.xml.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\sqmapi_x64.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsesp.xml.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\System.Windows.Forms.Design.resources.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-time-l1-1-0.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail-ul-phn.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-ul-oob.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial2-ul-oob.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Grace-ul-oob.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\Microsoft.VisualBasic.Forms.resources.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.AccessControl.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationClient.resources.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\mshwLatin.dll.mui.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_zh_TW.properties.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Consolas-Verdana.xml.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_MAK-ul-phn.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-white_scale-80.png.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-black_scale-140.png.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Send2.16.GrayF.png.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\ANTQUAB.TTF.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemDrawing.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-pl.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ul-oob.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientLangPack2019_eula.txt.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ValueTuple.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTest-pl.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL111.XML.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknav.xml.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Controls.Ribbon.resources.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l1-2-0.dll.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_OEM_Perp-pl.xrm-ms.tmp	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.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	f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe

C:\Users\Admin\AppData\Local\Temp\f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe
"C:\Users\Admin\AppData\Local\Temp\f52ac4331e2343b3003b293aaf04eed48a040463596e2e199b8ca98eb846c446.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3708

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-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp

Filesize
81KB

MD5
c1907e7669bd535f426ccaf4041b67b3

SHA1
e2c1390dbf6203e4febe5a61f55530798213f8cd

SHA256
b10c47646a5a25a49aa784e4b12cea3d0c55acf59a3730c9a38c7f4013e33ffe

SHA512
b8050f04453e9ac4206ee0337a76d37052cfb3c37f5d22250484a0219c6dc4c1f024a0f539f5ce7f286391ea848c79eae64c193a1b1e236eb703603659f7ab5f

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

Filesize
180KB

MD5
a717e3bc7b1c2bdead1e397200e52109

SHA1
286d6f7e710a75e05b6af877a0ddf8c635ddfa78

SHA256
f2f74cc7ca037e09a775d79c0c8061b57f0a1d720eccb0a71f711fa52f5b70ce

SHA512
08745aee02c47051146e7405e251c449e6f3d71e42eed09338e7740f0713f808b99d6353700ef9d405fd52da5c24497dd994c5072ad2f41440d56bc63ae9bad5

Download Submit