54f92d7c0b7a5d2ec5b3f6ad9981ab9d92cf9d4a68b6e0f65c722fe8df6edb90

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-09-2024 05:17

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General

Target

13991151ebd79cee2af4d084fae5b0d0N.exe
Size

86KB
MD5

13991151ebd79cee2af4d084fae5b0d0
SHA1

3ce37955084ea94d6df3624675301e3297040cb7
SHA256

54f92d7c0b7a5d2ec5b3f6ad9981ab9d92cf9d4a68b6e0f65c722fe8df6edb90
SHA512

6291a216753b6e9f2bc4b4b59cb2248cd959301059c77d0b582cda76c92b65dd25f4bb754d5ed10f9ac13653f04c5e51afbab9c206f96078986c4f692896525e
SSDEEP

768:W7BlpDpARFbhYQkQjjLaMaRRpi1xnRpi1xOYJIJDYJIJMFhWFhCmDpBIjsZORRe6:W7ZDpApYbWj2WTWJe+e/qXhgGJr

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4515) 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\ja-JP\TipRes.dll.mui.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.RegularExpressions.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ppd.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-pl.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\BHOINTL.DLL.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SETLANG_COL.HXC.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-pl.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ppd.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Interceptor.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Forms.Design.resources.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Ion Boardroom.thmx.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial2-pl.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SETLANG_COL.HXT.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RUI.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\ServiceWatcherSchedule.xml.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.Pkcs.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-console-l1-1-0.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-oob.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_OEM_Perp-ppd.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Extensions.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Permissions.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_OEM_Perp-ul-phn.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-ul-phn.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office15\pkeyconfig-office.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\WindowsBase.resources.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Design.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationClient.resources.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\splashscreen.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial Black-Arial.xml.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ul-oob.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.TypeExtensions.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ConsumerSub_Bypass30-ul-oob.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\VVIEWRES.DLL.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-black_scale-80.png.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.Win32.Registry.AccessControl.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\classlist.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\UIAutomationTypes.resources.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.VisualBasic.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationUI.resources.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_200_percent.pak.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework-SystemXmlLinq.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\vcruntime140.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\charsets.jar.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\officeinventoryagentfallback.xml.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\as80.xsl.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\pkcs11wrapper.md.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\IFDPINTL.DLL.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Encoding.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\Microsoft.VisualBasic.Forms.resources.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\de.pak.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial1-ul-oob.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Retail-ul-phn.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\7-Zip\Lang\ps.txt.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\host\fxr\7.0.16\hostfxr.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Royale.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\UIAutomationClientSideProviders.resources.dll.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ro.pak.tmp	13991151ebd79cee2af4d084fae5b0d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_KMS_Client_AE-ul.xrm-ms.tmp	13991151ebd79cee2af4d084fae5b0d0N.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	13991151ebd79cee2af4d084fae5b0d0N.exe

C:\Users\Admin\AppData\Local\Temp\13991151ebd79cee2af4d084fae5b0d0N.exe
"C:\Users\Admin\AppData\Local\Temp\13991151ebd79cee2af4d084fae5b0d0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4520

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-1-5-21-656926755-4116854191-210765258-1000\desktop.ini.tmp

Filesize
86KB

MD5
234ef87dbc7dba2c15803b6a58568c3c

SHA1
acea85f4f4a3bfacca89cd4a0ae3a382527c28d8

SHA256
f2eff8031b4826958079777a27829d1903fe3691e7800caebd2cfbc1031c802f

SHA512
4b07a83a5a47655ddbd7c851c770d126e5a9ca0fe096bd39aa130190a020a39f92fd85a71721e777e9e4c7d0a7325b0aad0667391f93004512085c5b32c3ef98

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

Filesize
185KB

MD5
b613087281effc16cfad470351759794

SHA1
242ba4efdb05f1b01ce6912a974b0e4d3cd70033

SHA256
4a1f1179ca8b6d1aa16e844167b9df7bafb18a371d1108fed6a36893746ab409

SHA512
67c5328b2341f2eaca1602397dd8a5e6705596538e5a44ee71795ee1b7da42eb0d0a2f0f160c2fb0213f55bc9ed4cb58e0414b9dc22926ecacf30de2c15f9530

Download Submit