538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 09:24

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General

Target

538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
Size

48KB
MD5

61d8c2ff44ec9b9bbb2f3ab337e65070
SHA1

36c9df61711dbd3d651bd12c637fcce56d90c369
SHA256

538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23
SHA512

cb0b904b270c30bd32bf4820ad6ac7cbb272192462e8e0c8dcddc5bfdb8f818286088da9c848b2a9237d17ab018989db76a12ab4c01ec748bbce1f0c5bb8a7d1
SSDEEP

768:W7BlpppARFbhjbhg42LcfpR42Lcfpb2N231F1ngig2/Gum/Gu/:W7ZppApBULcfpHLcfpSo3f2xf

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (5087) 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\Internet Explorer\ieinstal.exe.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Input.Manipulations.resources.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\PresentationFramework.resources.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\PUSH.WAV.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\fi\msipc.dll.mui.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\TabTip.exe.mui.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.AeroLite.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Primitives.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Loader.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.AccessControl.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Serialization.Formatters.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.VisualBasic.Forms.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ppd.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\7-Zip\Lang\zh-tw.txt.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Retail-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-140.png.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_OEM_Perp-ppd.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-pl.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp2-ppd.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-140.png.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msadcer.dll.mui.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\keytool.exe.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\UIAutomationClient.resources.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework-SystemDrawing.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsplk.xml.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Forms.Primitives.resources.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationProvider.resources.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Java\jre-1.8\lib\accessibility.properties.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\7-Zip\Lang\bn.txt.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\netstandard.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-140.png.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\java.policy.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial2-ppd.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-processenvironment-l1-1-0.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_OEM_Perp-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ul-phn.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000042\assets\assets\images\MSFT.png.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\mscordbi.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\SPPRedist.msi.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ConsumerSub_Bypass30-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-ppd.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\LibCurl64.DllA\OpenSSL64.DllA\libcrypto-1_1-x64.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\clretwrc.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\LogoCanary.png.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ko.pak.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial2-pl.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_OEM_Perp-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-localization-l1-2-0.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.TypeExtensions.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\WindowsBase.resources.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONENOTEIMP.DLL.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Luna.dll.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_EnterpriseSub_Bypass30-ul-oob.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Grace-ppd.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000042\index.win32.bundle.map.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Retrospect.thmx.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-pl.xrm-ms.tmp	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.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	538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe

C:\Users\Admin\AppData\Local\Temp\538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe
"C:\Users\Admin\AppData\Local\Temp\538363bb4651942f7fe0da058e6301b3f54c7e405d7a47a6d2f2988e5b742b23N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4128

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-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

Filesize
48KB

MD5
c544c112cc944e8e8916c0754e99eb64

SHA1
4355641b641aecb9a7c727bdb48c186036217290

SHA256
bf689582faa375389311c7a709d06e5d7421e78b21f5e3f9697af8dc924f89bb

SHA512
62c5aea188fed20dce41a3d7c985ed18a8096ef5bbd27ae5d10a436cdd0fa61d0f8df317a0cd9f137a54a7c604246c01ad5d0252a1661fe577bee22a6c719b96

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

Filesize
147KB

MD5
1c17a959c1464ed18f6685a409d9512d

SHA1
68ef6728c815258139d620f5b9d9ea146307f895

SHA256
b0e03b3a9f425a4f7c35702f070e6536b039f1732f61482d0c59b543da5e0d2f

SHA512
b9496c19d1da46593921dcf7ee2e3f68399a28ec7dc90f8751f756ca84e55bc2ec33152d6c021e548deb7d0f3076e08ea11a6d49bced5fd28ff1e0dc6ea5cd39

Download Submit