3c0429eeb81a3f84e9202e2d7ae227ef18d076a56d2a28809925d74857491508

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
03/08/2024, 06:02

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General

Target

5d171b1796440117083007c9c25683a0N.exe
Size

58KB
MD5

5d171b1796440117083007c9c25683a0
SHA1

5b0113836070616e4cd080dea3a5a36f3b4e6af7
SHA256

3c0429eeb81a3f84e9202e2d7ae227ef18d076a56d2a28809925d74857491508
SHA512

41bbf4a25c597c4096e0d9e0ca70ac8fe44f04d1ce5c03db7974445d8f2079317c60ea9ac84e774d125ed08a7ff9bb795f4868aa3dd49b9e6acd38c64ef78d81
SSDEEP

1536:W7ZppApcZ/D5zf6ydyf+abMkF24kzK3jbrCkoRWNkzZ/D5zf6ydyf+abMkF24kz8:6pWpcZ/D5zf6ydyf+abMkF24kzK3jbrr

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4678) 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.WindowsDesktop.App\7.0.16\fr\System.Windows.Controls.Ribbon.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework-SystemData.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\ReachFramework.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\VC\msdia100.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Transactions.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Xaml.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\eventlog_provider.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jstat.exe.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\pkcs11cryptotoken.md.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-ul-phn.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Brotli.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\servertool.exe.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Client\vccorlib140.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\InputPersonalization.exe.mui.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Configuration.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Buffers.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.ServicePoint.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Design.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\management\snmp.acl.template.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-ul-phn.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ro\msipc.dll.mui.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\ClientCapabilities.json.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encoding.Extensions.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationClientSideProviders.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WindowsFormsIntegration.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\joni.md.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-pl.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ja-jp.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.Primitives.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Trial-pl.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ul-oob.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-white_scale-180.png.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-profile-l1-1-0.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Input.Manipulations.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Forms.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\WindowsFormsIntegration.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-runtime-l1-1-0.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\README.html.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\policytool.exe.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTrial-pl.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_OEM_Perp-pl.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\TURABIAN.XSL.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_f4\FA000000005.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-80.png.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\public_suffix.md.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\meta-index.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessDemoR_BypassTrial365-ppd.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ValueTuple.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebProxy.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Csp.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationCore.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\xmlresolver.md.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OCSCLIENTWIN32.DLL.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Http.Json.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationClientSideProviders.resources.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-sysinfo-l1-1-0.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\jpeg_fx.md.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\public_suffix_list.dat.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Retail-ul-oob.xrm-ms.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Excel.Common.FrontEnd.XmlSerializers.dll.tmp	5d171b1796440117083007c9c25683a0N.exe
File created	C:\Program Files\Internet Explorer\ja-JP\iexplore.exe.mui.tmp	5d171b1796440117083007c9c25683a0N.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	5d171b1796440117083007c9c25683a0N.exe

C:\Users\Admin\AppData\Local\Temp\5d171b1796440117083007c9c25683a0N.exe
"C:\Users\Admin\AppData\Local\Temp\5d171b1796440117083007c9c25683a0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4832

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-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

Filesize
58KB

MD5
79395cb5dbba4511c95d68122936468e

SHA1
d84fab12922aa75f0701e4bc0355cd66953c2e51

SHA256
3a245ce4dea65427de76cca8dd232285ec2050b45c55e709c93206c49498355d

SHA512
423b86617755b64414987932996e5b68a6451b27c4fd8aee611e0a4603ad785e07beebe8be965e4f52ec5381f8f10bd2ded0022d4f1b10f899d30c91a6e5dbd9

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

Filesize
157KB

MD5
e23bc5cc1047fab6d17dc19f5dbd4782

SHA1
be784870e11cc2ebf2ee9e948e2c15c21edbf69a

SHA256
056421cc8f1d9dd00c5a4009b75c2542acfd84135702c8a307c8acc1cdb6815d

SHA512
aa581b4f0b2d643d515372c25a8369f05b5fedbff5e5a1e14966fa16dad0a656134e36fc589dadbb96a3b2c546591b0426addd23129ef6fecf406275c96ec7d9

Download Submit