4f9248d3b8d44c96828c766aaa0a804417847cb51065da9aec587df062db311f

Analysis

max time kernel
120s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23-08-2024 23:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a1aeed0a33a263ec6e7c5f9e7c466850N.exe
Size

53KB
MD5

a1aeed0a33a263ec6e7c5f9e7c466850
SHA1

e3e447e76329d30f0ceb968e91915b6165d19c38
SHA256

4f9248d3b8d44c96828c766aaa0a804417847cb51065da9aec587df062db311f
SHA512

2863624f7308da9e7dd561151d28bb497b4a529ef8d532d515b0c9eb76069205921c7b39f0eedb1db7a6c1563f5f38c88c9b4b6f983ccad078ebca606605525a
SSDEEP

768:W7BlpppARFbhjbhQYjY94OK5c5gYcUYcfnyIG6tnyIG6FTpTK:W7ZppApBE4p6WYcUYcvLG6JLG6i

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4640) 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\Common Files\microsoft shared\MSInfo\ja-JP\msinfo32.exe.mui.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogo.png.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymb.ttf.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcp120.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.Xml.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Forms.Design.resources.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\UIAutomationClient.resources.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jfr.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_MAK_AE-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_MAK-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad\auxbase.xml.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-phonetic.xml.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-CA\tipresx.dll.mui.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ComponentModel.DataAnnotations.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jawt.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_MAK-ul-phn.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Core.NetFX35.V7.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Cng.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Luna.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-processenvironment-l1-1-0.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Trial-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\XLINTL32.DLL.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Xml.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationTypes.resources.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fontconfig.properties.src.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Tw Cen MT.xml.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_MAK-ul-oob.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-pl.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msotdaddin.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_KMS_Client_AE-ul.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial5-pl.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-synch-l1-2-0.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Encoding.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Resources.Extensions.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001B-0409-1000-0000000FF1CE.xml.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Grace-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\7-Zip\Lang\sw.txt.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fi-FI\tipresx.dll.mui.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\coreclr.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Intrinsics.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription-ul-oob.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Common Files\microsoft shared\VC\msdia90.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Red Orange.xml.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial2-pl.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Grace-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ul-oob.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_MAKC2R-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_K_COL.HXK.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\UIAutomationClientSideProviders.resources.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\limited\US_export_policy.jar.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-phn.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ul-phn.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ppd.xrm-ms.tmp	a1aeed0a33a263ec6e7c5f9e7c466850N.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	a1aeed0a33a263ec6e7c5f9e7c466850N.exe

C:\Users\Admin\AppData\Local\Temp\a1aeed0a33a263ec6e7c5f9e7c466850N.exe
"C:\Users\Admin\AppData\Local\Temp\a1aeed0a33a263ec6e7c5f9e7c466850N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1648

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

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini.tmp

Filesize
54KB

MD5
8b6695aa1926172db221f4a5b8246000

SHA1
4827935cc3c2dd0d243ac1cffa93771390068d9b

SHA256
2a401038313d39798e9ccff6e566369e01c2c60d5ededa67739d35c059aaefcc

SHA512
cb5ffd1a378beec4be5952b3987e13c38c158c766d48219e7b0cee0912a43c70d12f4eb3f8ceefc9e1e806aee900da7e366ce1530c79e07e8fb061badcefedfd

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

Filesize
152KB

MD5
a1b09f6cf76402350f9742d1bc99d284

SHA1
7ccc36cd9955edf578d38cbfc2fa2559efc46a4e

SHA256
b8d46faf243428b66d3bdc4e1c6015fa230b4104861c52d1a5888fa29d5dd5c9

SHA512
2926f5d1e26eadb2ee559338a200339ec5384d18de539abf2703595937d5d050289ff0b2d922ea3eacb7101372d7a03bcdb84a71c9e0f89aa4642c140a47c829

Download Submit