f4a131ffcacd9a21cba08006cc5032ce2b67fe48ce86834549f37f1a3779be7c

Analysis

max time kernel
120s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23-07-2024 20:22

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General

Target

046f9c8f53662ae90c06772b1e769430N.exe
Size

57KB
MD5

046f9c8f53662ae90c06772b1e769430
SHA1

e2d30891954f6286b738d8391ca7573d56bc268e
SHA256

f4a131ffcacd9a21cba08006cc5032ce2b67fe48ce86834549f37f1a3779be7c
SHA512

bb6c5e8ce7aa7df2fa7c1ce6e6a8ac0bdff22db64770b403e6a90351f0cb4b9b4a29a55eed801765835f1e01bc53d45439b648380e6cd3ba491305cb04061ec9
SSDEEP

384:GBt7Br5xjLMuLAgA71FbhvDl3DG71ul3DG71XUmUIYFAHsFMG0Z9hREtG0Z9hRE0:W7BlpNLpARFbhblkYlkuvIYFdJSpXeX1

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4369) 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\ink\fsdefinitions\auxpad.xml.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsdan.xml.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-math-l1-1-0.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.HttpListener.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.OpenSsl.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Controls.Ribbon.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationFramework.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_MoveDrop32x32.gif.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jre-1.8\bin\orbd.exe.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\jcup.md.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ul-oob.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-pl.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.NETCore.App.deps.json.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\UIAutomationClientSideProviders.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription2-ul-oob.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\7-Zip\Lang\ca.txt.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-locale-l1-1-0.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Luna.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationProvider.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\ca.pak.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\nashorn.jar.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-utility-l1-1-0.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TabTip.exe.mui.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\System\ado\adojavas.inc.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.Design.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-heap-l1-1-0.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\PresentationCore.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.Design.Editors.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-stdio-l1-1-0.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.AccessControl.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jdk-1.8\include\jni.h.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_K_COL.HXK.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\7-Zip\Lang\ja.txt.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_MAK-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest2-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Custom.propdesc.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Thread.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Transactions.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationTypes.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\klist.exe.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunec.jar.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial1-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-pl.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ORGCHART.CHM.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\Content.xml.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\ja-jp-sym.xml.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\clretwrc.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Internet Explorer\ielowutil.exe.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jre-1.8\bin\plugin2\vcruntime140_1.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.NETCore.App.runtimeconfig.json.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_MAK-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Resources.ResourceManager.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_Subscription-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\zh-TW\tipresx.dll.mui.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-runtime-l1-1-0.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.TextWriterTraceListener.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad\osknumpadbase.xml.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\ReachFramework.resources.dll.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME.txt.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ul-phn.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_KMS_Client-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_KMS_Client-ppd.xrm-ms.tmp	046f9c8f53662ae90c06772b1e769430N.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	046f9c8f53662ae90c06772b1e769430N.exe

C:\Users\Admin\AppData\Local\Temp\046f9c8f53662ae90c06772b1e769430N.exe
"C:\Users\Admin\AppData\Local\Temp\046f9c8f53662ae90c06772b1e769430N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3536

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-1-5-21-2990742725-2267136959-192470804-1000\desktop.ini.tmp

Filesize
58KB

MD5
7b6820aa2777e003edeabc7066f04a2a

SHA1
40f7d1c879eed3b2cccc9a63835834a6c182ac1c

SHA256
7d511f8ebf3b859780bc5b0a7f1c4dfd9b61e3553b415ed17b8b0b46af200212

SHA512
824d6f87930743cd55348f29de374815b14efc739dd6f1ec399e202fadfbf6dee8b3f28c33370331ffa6551a9c7c6dbc7e3ad1a8d65d02231022d855563a3b80

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

Filesize
156KB

MD5
442353ed650efdfe0369024b33b0995c

SHA1
b89e7eeab5ee93e0bba83ceda88d596f45e8e6a3

SHA256
7d2bc24a52f0074f91e496cbf47d8737567672406bc5fe5856d7afbec71d945c

SHA512
15b4bfa61c5a88c66344b3bfd9d1876f2f611f56c804ce79709fcefa60d8f650401d13c12cd2c403c1c991eec5c7d22e138495a2490ae0097cc7ca669a5ba654

Download Submit