451919166382da39c350bbad714e016d2aca896160766fb3270f49c623aa81d5

Analysis

max time kernel
120s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 03:28

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General

Target

c36a7a2d2cf097095722dd6651788130N.exe
Size

45KB
MD5

c36a7a2d2cf097095722dd6651788130
SHA1

7c51f7cfda0efbf949e90c1d37abec7267f75817
SHA256

451919166382da39c350bbad714e016d2aca896160766fb3270f49c623aa81d5
SHA512

a545bc7d1573fcfccf8b64ef3a39f7b6245f8356d4b0eb6526d67c8ac61fcd078ab86b024930572e8235202855ce58f1e0118566c1d1a149d26437bfce1ecf7a
SSDEEP

768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFjqAJLOqAJLuY2Z0Z3:W7ZppApBULcfpHLcfpyDXYF

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4639) 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.Diagnostics.Tools.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_MAK-pl.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\Microsoft.VisualBasic.Forms.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationFramework.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\vccorlib140.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-synch-l1-1-0.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\ReachFramework.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\PresentationFramework.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\ReachFramework.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\UIAutomationProvider.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Trial-pl.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ppd.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.ILGeneration.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Xaml.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-profile-l1-1-0.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\java.security.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.scale-100.png.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Immutable.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\UIAutomationTypes.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebHeaderCollection.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Formats.Asn1.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Extensions.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ppd.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\7-Zip\Lang\cs.txt.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\TipRes.dll.mui.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Primitives.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\libxml2.md.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue.xml.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\it-IT\msinfo32.exe.mui.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.OpenSsl.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_MAK_AE-ul-oob.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\icu_web.md.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\VISUALIZATIONCHARTCOMMON.DLL.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\PresentationUI.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_OEM_Perp-ul-phn.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest5-ppd.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Grace-ppd.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\Classic.dotx.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-private-l1-1-0.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7cm_en.dub.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.Lightweight.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\UIAutomationClientSideProviders.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSPPT.OLB.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\WindowsBase.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\jopt-simple.md.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\blacklisted.certs.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial1-ul-oob.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_PrepidBypass-ul-oob.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\desktop.ini.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.excelmui.msi.16.en-us.xml.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Forms.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\libGLESv2.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\dynalink.md.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-ul-phn.xrm-ms.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.PPT.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\sv\msipc.dll.mui.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Common Files\microsoft shared\VC\msdia90.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\PresentationUI.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\WindowsFormsIntegration.resources.dll.tmp	c36a7a2d2cf097095722dd6651788130N.exe
File created	C:\Program Files\Java\jre-1.8\bin\npt.dll.tmp	c36a7a2d2cf097095722dd6651788130N.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	c36a7a2d2cf097095722dd6651788130N.exe

C:\Users\Admin\AppData\Local\Temp\c36a7a2d2cf097095722dd6651788130N.exe
"C:\Users\Admin\AppData\Local\Temp\c36a7a2d2cf097095722dd6651788130N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2636

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-1-5-21-355097885-2402257403-2971294179-1000\desktop.ini.tmp

Filesize
45KB

MD5
50a9f7c9f4dbd2297ed2a090dd3484e0

SHA1
53a22e5e61aae517ca87d21e06767e19ac7545b6

SHA256
b2176a62ebbc5008fcd8aeea6bb2505b2ef494ceb5d582212b75194e3022e481

SHA512
65fdd1257a9e12b04446b3bf215d507968f99d962ec3896194bf86d9110e4ae500e6390e65e9a60d042c84b5878c1f1c6289c54b46b201cb30428fa8f234c55f

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

Filesize
144KB

MD5
06b4fd7f79c505d10668c27772550d84

SHA1
31ab6cb6c8fab6e089f392ca666608beac9749cf

SHA256
6ce33e7c5cd875e196d2acf4f0f5697a898d68c1707e3f90cdcee56ae568a5ad

SHA512
c198fa11e90adb497b47dbdf10c6e0bc2d2dfef5aa2b41e7a76da22c9280c20ec187333efd23a6ce9f442192e89fb293f28adb7e25da628dff7ddf877c4c5e51

Download Submit