d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957

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
01/09/2024, 03:24

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General

Target

d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
Size

53KB
MD5

fc577bc87eb8893512dbef14a5b8cb13
SHA1

2d37e56c6c9f2fab5f114e50f00b4b267a77db53
SHA256

d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957
SHA512

4893aa7a102c2cb13de6dd36398408e64333306710530988d273db7a50852ea0954df74e47107e9b9573af5d66703b6a5dbaae37741e4b51b04ae16068aad3dd
SSDEEP

768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFjqAJLOqAJLh4PCs2B24PCs2BKw5:W7ZppApBULcfpHLcfpyD+4PN54PNdw5

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (5014) 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\Microsoft Office\root\Office16\1033\CERTINTL.DLL.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\LibCurl64.DllA\libcurl.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\7-Zip\readme.txt.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ul-oob.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ul-oob.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Retail-ul-phn.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Retail-ul-phn.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCombinedFloatieModel.bin.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\pt-BR\msipc.dll.mui.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\msgr8es.dub.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ServiceModel.Web.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Primitives.resources.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationClient.resources.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xalan.md.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-private-l1-1-0.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Java\jre-1.8\bin\j2pkcs11.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OSFUI.DLL.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\thaidict.md.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ssv.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSYUBIN7.DLL.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-white_scale-140.png.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\VOLTAGE.WAV.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-phn.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MINSBROAMINGPROXY.DLL.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-runtime-l1-1-0.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Java\jre-1.8\bin\kinit.exe.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ul-oob.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ul-oob.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Process.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-ul-phn.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Memory.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerView.PowerView.x-none.msi.16.x-none.xml.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Trial-pl.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-ul-phn.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogo.png.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Exchange.WebServices.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\AdHocReportingExcelClient.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.ReaderWriter.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXmlLinq.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Trial-ul-oob.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXT.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-pl.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linesstylish.dotx.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-180.png.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\7-Zip\Lang\is.txt.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\7-Zip\Lang\zh-cn.txt.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_MAK-ul-oob.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_OEM_Perp-ppd.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\mshwLatin.dll.mui.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\Microsoft.VisualBasic.Forms.resources.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-process-l1-1-0.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTrial-pl.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Input.Manipulations.resources.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest2-ppd.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\MSSP7ES.LEX.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\7-Zip\Lang\mk.txt.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TipRes.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Common Files\System\ado\it-IT\msader15.dll.mui.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebSockets.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\7-Zip\Lang\fr.txt.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\WindowsFormsIntegration.resources.dll.tmp	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.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	d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe

C:\Users\Admin\AppData\Local\Temp\d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe
"C:\Users\Admin\AppData\Local\Temp\d50fb6fb3fb1bcca64738ee37474a903786296f3d8db7ff4aff51e6931451957.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5064

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-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

Filesize
54KB

MD5
602adbe6a52ea7b2cc48bb94077e53cc

SHA1
49b8617445b52c88811c23c7f9892964500200ce

SHA256
2d78537fb2fae243342b01562cf1d0fbadea8b07409c158d5e1b7abb25c31962

SHA512
14517e958c38804bb341182f500ddd2ea256802c53476470e3f150a67747bae87a5dd28f08b857b02a2baf682c10454f17afce74dae55f9e35dfca032f8df5f9

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

Filesize
152KB

MD5
d9772c493468f5949b561e070776bb74

SHA1
38628e8384a27589533190e71e4f78c9fae3f650

SHA256
9b0ae3ebf512ee63ce442d0e436917cb11c600e9d2a31a08059e39e667c6d756

SHA512
5cb455f9f18286db313d912adaf37ad868cc5562d38f29d5d41d7a4b144c8264c7a5032de9fef92f2afbdcf254406fa0113ae6a0bce6de2d22b7514f23080835

Download Submit