5161962ae5a17a61ee2551c26e210cd5e2aaf801d0ac3bd80996628cec69dcc3

Analysis

max time kernel
120s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 04:43

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General

Target

4fdc642ab4a60b9df648f123cc782d60N.exe
Size

81KB
MD5

4fdc642ab4a60b9df648f123cc782d60
SHA1

8ca2294d452ec37f61ac3c300a4121b1d4162067
SHA256

5161962ae5a17a61ee2551c26e210cd5e2aaf801d0ac3bd80996628cec69dcc3
SHA512

5ec487679db2a35bc7910d35dc2e971b65d85d3841fb4e7bd764d3ddd34f3fc3f0f20577c4dd209a92d7cb8e3f7cc38b4da5ae8adfe57ee407ddb1c0790f4140
SSDEEP

1536:/7ZQpApze+eJfFpsJOfFpsJeFrxFrd4676rc:9QWpze+eJfFpsJOfFpsJ0rDrNN

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4575) 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\ClickToRun\C2RINTL.nb-no.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-runtime-l1-1-0.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ppd.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-locale-l1-1-0.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\Microsoft.VisualBasic.Forms.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Internet Explorer\de-DE\iexplore.exe.mui.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Controls.Ribbon.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hi-in.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.AccessControl.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\UIAutomationClient.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription3-pl.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeServiceBypassR_PrepidBypass-ppd.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-synch-l1-2-0.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\sawindbg.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\loc\AppXManifestLoc.16.en-us.xml.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-stdio-l1-1-0.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationClient.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OSMUX.OSMUX.x-none.msi.16.x-none.xml.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-ul-oob.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Concurrent.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-white_scale-100.png.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javap.exe.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Input.Manipulations.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\HideOpen.kix.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\hprof.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\logging.properties.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\thaidict.md.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription3-ppd.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_MAK_AE-ppd.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.UnmanagedMemoryStream.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_F_COL.HXK.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ppd.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\InkObj.dll.mui.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\WindowsBase.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-pl.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-black_scale-100.png.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\7-Zip\Lang\ne.txt.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\csi.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ro-RO\tipresx.dll.mui.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-pl.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-140.png.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jre-1.8\lib\flavormap.properties.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\ReachFramework.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_zh_TW.properties.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Top Shadow.eftx.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.scale-180.png.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebClient.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Serialization.Formatters.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\WindowsFormsIntegration.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\WindowsFormsIntegration.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jp2iexp.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\currency.data.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\tzdb.dat.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Java\jre-1.8\bin\awt.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Common Files\microsoft shared\OFFICE16\Office Setup Controller\pkeyconfig.companion.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\WindowsBase.resources.dll.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_MAKC2R-pl.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ul.xrm-ms.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_FA000000008\FA000000008.tmp	4fdc642ab4a60b9df648f123cc782d60N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base.xml.tmp	4fdc642ab4a60b9df648f123cc782d60N.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	4fdc642ab4a60b9df648f123cc782d60N.exe

C:\Users\Admin\AppData\Local\Temp\4fdc642ab4a60b9df648f123cc782d60N.exe
"C:\Users\Admin\AppData\Local\Temp\4fdc642ab4a60b9df648f123cc782d60N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1840

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-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini.tmp

Filesize
82KB

MD5
cd01c65b11612da70e7d8bf27ded8384

SHA1
803ccde8759ae5693713733a5a4881534850a3bc

SHA256
6c6e6703ad906e76656a144f252573fc2258ee79e69ad448b56084123c95c154

SHA512
ced2e7f41986405e7299c39eef88b7778351bd791805e837cc17e5e3d3d84b3683534f1005e9bf7e210e8782187f0f74cfaa0b523be11b79f98eecf45656c298

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

Filesize
180KB

MD5
1e9c285da7d1dba9a2615861825b2d0e

SHA1
cc0afc79c2adf209e37546c2fc68bd4619799ecf

SHA256
c4019cbc645479c0789f2ea1415b5493b6e35f9087c84ca7ec27bee7f05d47df

SHA512
97ca348166e026c02ef90a90d8d8fa93e29e9d5b752247a43d987c352c5af202275bec357ab5633b4c724e713058c65a1923fad2be0dee3cf534ffc8fafe0e82

Download Submit
memory/1840-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1840-858-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download