bd935d5d9d9d13aeb4c035219e3a69c60b295fc04f851c4da6284aec0c01d743

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
02/09/2024, 01:47

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General

Target

15746d5c328bcd3e2194ae989bdef5c0N.exe
Size

65KB
MD5

15746d5c328bcd3e2194ae989bdef5c0
SHA1

7f4177cc71d8e92ee0baa46b7ab63adab57a4232
SHA256

bd935d5d9d9d13aeb4c035219e3a69c60b295fc04f851c4da6284aec0c01d743
SHA512

aa44351e56a8cbb5d152d2bc065ca4a468478c215d1e8e0f430e900b5737d3b374a960464862691bb847188edd0a75eb8e10159dc2ad6c5e70c034134176efc2
SSDEEP

768:W7BlpppARFbhjbhg42LcfpR42LcfpVF/MF/3Nw/Nwk0cEMdV8IEMdV85/EUNB:W7ZppApBULcfpHLcfpX2/Nw/Nwmx4

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4646) 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\clrjit.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\PresentationFramework.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\WindowsBase.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\ecc.md.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\relaxngcc.md.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ul-oob.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-100.png.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\msdasqlr.dll.mui.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Emit.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.Design.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp6-ul-oob.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main.xml.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.FileVersionInfo.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.Watcher.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\access-bridge-64.jar.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ppd.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\msotdintl.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Forms.Primitives.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\README.txt.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\LyncVDI_Eula.txt.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART9.BDR.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSO.FRAMEPROTOCOLWIN32.DLL.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msdaprsr.dll.mui.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\de.pak.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\officeinventoryagentlogon.xml.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-BR\tipresx.dll.mui.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TabIpsps.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.FileSystem.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-ppd.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\WindowsFormsIntegration.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\classlist.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Garamond-TrebuchetMs.xml.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-processthreads-l1-1-1.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\GFX.DLL.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\7-Zip\Lang\sr-spc.txt.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Grace-ppd.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTrial-pl.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.X509Certificates.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\WindowsBase.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\PresentationUI.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-bridge-office.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalDemoR_BypassTrial180-ppd.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ORGCHART.CHM.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.SapBwProvider.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-100.png.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encoding.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\WindowsFormsIntegration.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\Microsoft.VisualBasic.Forms.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\jpeg.md.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\currency.data.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial-pl.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-ppd.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Web.HttpUtility.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_ja.properties.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-pl.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\IFDPINTL.DLL.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Xaml.resources.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremDemoR_BypassTrial365-ppd.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_MAK-ul-phn.xrm-ms.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-80.png.tmp	15746d5c328bcd3e2194ae989bdef5c0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationCore.dll.tmp	15746d5c328bcd3e2194ae989bdef5c0N.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	15746d5c328bcd3e2194ae989bdef5c0N.exe

C:\Users\Admin\AppData\Local\Temp\15746d5c328bcd3e2194ae989bdef5c0N.exe
"C:\Users\Admin\AppData\Local\Temp\15746d5c328bcd3e2194ae989bdef5c0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4688

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-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

Filesize
65KB

MD5
07738ff43c58483f0cef880c40ddca3f

SHA1
e4df9e6016e8c2f1aa2afe214df61730147f31bc

SHA256
4fa1226002ab21ed84137f0175b3c03cb7a5d55549025fb731b853a7bab9c663

SHA512
66500d96269e854ef49dff695d872d84eb35c0062d243938be106579cd6db84a5a03b484bb72e022c76251726d6e990f237a1688323ae5549acdee62cd046b8d

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

Filesize
164KB

MD5
31c2d84f67af71c711ddd64e2ab35cfe

SHA1
f6b085caf66239261611437e8eaf12545667e6ea

SHA256
49410c518aa5ad76fe4600d15bd46714d66155e82c23b21c01007124e8d72e8a

SHA512
669bd04f3bcd7e9f261915052215582ef579257393e4967aeae7f58857782c3fb7f7d4cace94fb0bc297da45aa50a6f87138b750557581ea5c4acae5860a59a4

Download Submit