979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0

Analysis

max time kernel
119s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-10-2024 06:39

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General

Target

979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
Size

60KB
MD5

9549da2dd8cc918df58be60bdfee6b40
SHA1

d1120087e30801c98504b652fb4eea7c90818a6f
SHA256

979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0
SHA512

e5da49956eaf818fcb35c27f2ddb57c6391be2af26008edd561588dbd29c6386d18e89e67406f55b077a67ca2d0e6df83510c5b8c7c692b30cabba539393b687
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATNydWK9WKF9ADJd:V7Zf/FAxTWoJJZENTNyoKIKM0rY

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4672) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2380-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000900000002345d-2.dat	upx
behavioral2/files/0x000f000000022902-6.dat	upx
behavioral2/memory/2380-1006-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\Microsoft.VisualBasic.Forms.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fa.pak.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\ktab.exe.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr.jar.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Office 2007 - 2010.xml.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTrial-ppd.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\7-Zip\Lang\tt.txt.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsesp.xml.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationClient.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-180.png.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\unicode.md.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ms\msipc.dll.mui.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoetwres.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\7-Zip\Lang\ne.txt.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tr-TR\tipresx.dll.mui.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\netstandard.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Input.Manipulations.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Controls.Ribbon.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail-ul-oob.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_OEM_Perp-ul-oob.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-ul-phn.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbProvider.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\OFFICE.DLL.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.Win32.SystemEvents.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.VisualElementsManifest.xml.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTrial-pl.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\sql70.xsl.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\7-Zip\Lang\mk.txt.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\tipresx.dll.mui.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\amd64\jvm.cfg.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-ul-oob.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OART.DLL.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0409-1000-0000000FF1CE.xml.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\redshift.ini.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\.version.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Formatters.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.OpenSsl.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.Xml.Linq.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\flavormap.properties.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-pl.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-pl.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.HostIntegration.Connectors.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcr120.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsid.xml.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Native.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\PresentationUI.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Trial-ppd.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\ZeroByteFile.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\PresentationFramework.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-white_scale-80.png.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Trial-ppd.xrm-ms.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.Linq.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\PowerPivotExcelClientAddIn.tlb.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-180.png.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ko\msipc.dll.mui.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\7-Zip\Lang\gl.txt.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationFramework.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\UIAutomationTypes.resources.dll.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
File created	C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.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	979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe

C:\Users\Admin\AppData\Local\Temp\979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe
"C:\Users\Admin\AppData\Local\Temp\979242e9b6fedf3bb7c36b3d584e54384ab598c3d1e37f422941511d4a7f1dd0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2380

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-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

Filesize
60KB

MD5
2f41279b934e4ca32f5963e3ed776543

SHA1
1ee09b911f2685c87b8c0e1fe55604f241c3c079

SHA256
260f9ac28a512bca6b5247666afaed64031db6f0379eb4b5c3f79beca072579a

SHA512
089dce7ffc8c0829c3644a8521a4c9c66e47d0368a5d7e296b1c6ff2a5c380bf2d9c2741522f6d03f166a528ce052cc7a6175f70667f6d192eb401e0a160b0e4

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

Filesize
159KB

MD5
c7df1d1a75b78669f915acf15617528e

SHA1
ca1b0567348d4c6de1f0218ef67d09c83c882618

SHA256
8a3e6d1a8e2bff53ae3d7d18bb0d7555da680a9711e5316f90797c56a4872a6a

SHA512
b053492ea8c13c5e5b6848be89d3817f8714a6602030fd0d0c09ea8b20b8b077d7c99ca8c18a0d4b3da8c4232f6e2ad12f631d2625636dd71a67d36f655b3314

Download Submit
memory/2380-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2380-1006-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download