e45341ed26fa911ee1d75cf89e53da1e3b07207146c019b4a6cb4c5f4822a126

Analysis

max time kernel
120s
max time network
118s
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 06:45

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General

Target

991e23301ab0412dce37d1f201a68260N.exe
Size

105KB
MD5

991e23301ab0412dce37d1f201a68260
SHA1

afe14effac3c8e6372e6768f41d1b3cb2f1c5de3
SHA256

e45341ed26fa911ee1d75cf89e53da1e3b07207146c019b4a6cb4c5f4822a126
SHA512

5b9a8acd7c75514de9e2f8de80ea42cfed2c3bf9cd0ccd291519237bf534d7203457aa15a8806db7f49e5103fcbbf9f3d3c7223649b168750c561591b14bffb5
SSDEEP

3072:6pWpUFpEhLfyBtPf50FWkFpPDze/qFsxEhLfyBtPf50FWkFpPDze/qFslEhLfyBp:PqFF2Ie+efsLs2J

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4358) 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\8.0.2\cs\System.Windows.Forms.Design.resources.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jfxmedia.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Trial-ul-oob.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-ul-oob.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymxb.ttf.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\7-Zip\Lang\ta.txt.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\WindowsFormsIntegration.resources.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Trial-pl.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipshrv.xml.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Resources.ResourceManager.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-console-l1-2-0.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Grace-ppd.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ConsumerSub_Bypass30-ppd.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-phn.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\mshwLatin.dll.mui.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.VisualBasic.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Diagnostics.EventLog.Messages.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jdk-1.8\LICENSE.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Trial-ul-oob.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-ul-phn.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\orcl7.xsl.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash_11-lic.gif.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Common Files\System\es-ES\wab32res.dll.mui.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.Specialized.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.Primitives.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\xjc.exe.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\dtplugin\npdeployJava1.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Common Files\System\msadc\msdfmap.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.WindowsDesktop.App.deps.json.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ul-oob.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_MAKC2R-ppd.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Controls.Ribbon.resources.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-pl.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ul-phn.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\id.pak.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\msvcp140.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ul-oob.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-ul-phn.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicelegant.dotx.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Layout.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART1.BDR.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Controls.Ribbon.resources.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_sv.properties.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial.xml.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AUDIOSEARCHSAPIFE.DLL.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.DriveInfo.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-ul-oob.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Spatial.NetFX35.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\UIAutomationClient.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ppd.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\7-Zip\Lang\sw.txt.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri.xml.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ro-ro.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\de.pak.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-pl.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\InputPersonalization.exe.mui.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\UIAutomationClientSideProviders.resources.dll.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-ul-oob.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	991e23301ab0412dce37d1f201a68260N.exe
File created	C:\Program Files\7-Zip\Lang\ky.txt.tmp	991e23301ab0412dce37d1f201a68260N.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	991e23301ab0412dce37d1f201a68260N.exe

C:\Users\Admin\AppData\Local\Temp\991e23301ab0412dce37d1f201a68260N.exe
"C:\Users\Admin\AppData\Local\Temp\991e23301ab0412dce37d1f201a68260N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3544

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
105KB

MD5
c381f786f7210c47cdf0ef0347733d33

SHA1
5adc257b780657a59e2ac33c4370694d4bdbb928

SHA256
b41a42ed5b621570d8a870efb740a31959320e77e4f42ece97de5d34e3b7adee

SHA512
f43650939cabe369e74b5384a387cab15ba3ecb9628e9ef9c2176754d22adee123d0dbac2701d2ae88ebdfcff6fed0a1f5f17b5921823512dc03b131d5077f24

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

Filesize
204KB

MD5
0fbc7378ed1c4d60ecfaac62fe4d6879

SHA1
09549efcbb9f1d93354091d9c30e33aaf5d37fbb

SHA256
16907d3bd4374700d3a406353cdc12334323d697fb8ca9798756d30d7e1623f0

SHA512
21c9f5c1b1152fdcbc3bd6a69d852151589b2ee52ebf83842abc766e4206190b2bb8635d11d7628ce1ddd81263272de80745292fc0c23e42c1fa54ad2d6d45ed

Download Submit