a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/10/2024, 12:51

Sharing

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General

Target

a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
Size

77KB
MD5

f9dc053c6f3b0e126bf12c82cb73fd10
SHA1

d156b2ce996856085fc58b9f503b7c075de61f60
SHA256

a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681
SHA512

0c3781032ed3cde2c7a8f9a9f72912e870a54d8cfa6a0ed7d2af89cd03f19a773053eed27e825454f2e65065ead74b96016fab9e313190a4ac27be6edcb93785
SSDEEP

768:/7BlpQpARFbhIYJIJDYJIJPfFpsJcFfFpsJcC+3mC+3meDAfABJ6fABJwEXBwzEb:/7ZQpApze+eJfFpsJOfFpsJ5Dd6K

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (5003) 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\6.0.27\System.Collections.Specialized.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-heap-l1-1-0.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.dll.manifest.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred.xml.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\SharedPerformance.man.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Primitives.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Thread.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.Primitives.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jsdt.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Excel.Excel.x-none.msi.16.x-none.xml.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL.HXS.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Input.Manipulations.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationTypes.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\sdxs.xml.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\clrgc.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscorlib.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Xaml.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Trial-pl.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ul-phn.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTOCOLHANDLERINTL.DLL.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\LibCurl64.DllA\libcurl.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Client\AppvIsvSubsystems64.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-ppd.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Trial-ul-oob.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ppd.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\tipresx.dll.mui.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ppd.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Common Files\System\msadc\msdaprst.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\UIAutomationProvider.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-pl.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-pl.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.reportviewer.common.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-80.png.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\tools.jar.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\glib.md.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ppd.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial4-pl.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Encoding.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\ReachFramework.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\pkcs11cryptotoken.md.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-pl.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Grace-ppd.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GostName.XSL.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Requests.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\PresentationUI.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\Microsoft.VisualBasic.Forms.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-phn.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Forms.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Xaml.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Xaml.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN082.XML.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XDocument.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\WindowsFormsIntegration.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationClient.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_zh_CN.properties.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Grace-ppd.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ppd.xrm-ms.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\7-Zip\7z.exe.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\WindowsBase.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\PresentationUI.resources.dll.tmp	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.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	a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe

C:\Users\Admin\AppData\Local\Temp\a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe
"C:\Users\Admin\AppData\Local\Temp\a1d6eac28b5d391c34a9219ccfdd3fe91781923d5bf9dbc84868fb557aae4681N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:512

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-1-5-21-2718105630-359604950-2820636825-1000\desktop.ini.tmp

Filesize
78KB

MD5
a88dbe2d0c2344eb9a4c235d2a4d6ad6

SHA1
6bc15f2e835b464d2e1a8d8d89322675e9e1745e

SHA256
baef812dce0cc9633e287a49146b8815b3fb8f356705e1ceaaa81a455702c73d

SHA512
a2efa12bc31928c32474e62dbe3b063721026e3f994b6b3e6922b75e3007bb3013903d910523e647df8b82aeaf0f33e9b1a6650abd407282fab2ba7236afb182

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

Filesize
176KB

MD5
1d21fdb581cbae95336c95e79ff4fe21

SHA1
e635c966eab5ca8957ff42279dad98878d2125cd

SHA256
8a06432900fd889b48c14ee3ec464e5273d2f030a6a4d9de4bcd86920141a2a2

SHA512
1df4d8bfbb20043e39e92c106a52c0400782626885e764396ea6d7cf4f5775bf7a833abce92f3d9db5df381f8db6c9bffd705c73a87f08383597d00d45f2ea2f

Download Submit
memory/512-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/512-856-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download