a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15/09/2024, 00:21

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Report Analysis Logs

General

Target

a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
Size

81KB
MD5

161ab9efee5af14bf6f8e92467f46fa9
SHA1

7c67f9228a5d65503a390de8161d0e10bb242e0f
SHA256

a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69
SHA512

7ba9fdc461509b2791cf8f088379aa93247895f86244b05f4a05a762384bb789ceaa2a5e2c4b414f6a523f8df01935d58d7755fa564144e605cfb00458016eef
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY58fH:fnyiQSox58fH

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5004) 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/2596-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000a00000002343d-2.dat	upx
behavioral2/files/0x0004000000022933-6.dat	upx
behavioral2/memory/2596-848-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-utility-l1-1-0.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.Xml.Linq.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\Microsoft.VisualBasic.Forms.resources.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Common Files\Services\verisign.bmp.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ru\msipc.dll.mui.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOARIANEXT.DLL.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.Extensions.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp2-ul-phn.xrm-ms.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp3-ppd.xrm-ms.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-black_scale-100.png.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.Lightweight.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunjce_provider.jar.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\logging.properties.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jre-1.8\bin\dcpr.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-localization-l1-2-0.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\Microsoft.VisualBasic.Forms.resources.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\PresentationFramework.resources.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jre-1.8\bin\server\classes.jsa.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages.properties.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.Recommendation.Client.Picasso.Sampler.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Pipes.AccessControl.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\zh-CN\msipc.dll.mui.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL058.XML.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Buffers.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\decora_sse.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_de.properties.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoutilstat.etw.man.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.ServicePoint.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.Design.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\PresentationUI.resources.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-processthreads-l1-1-0.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\unicode.md.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\README.html.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp3-ul-phn.xrm-ms.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SETLANG_F_COL.HXK.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.CompilerServices.VisualC.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewCommentRTL.png.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\da-DK\tipresx.dll.mui.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\7-Zip\Lang\gu.txt.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-private-l1-1-0.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Integration\SPPRedist.msi.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ul-phn.xrm-ms.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRLEX.DLL.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.XLHost.Modeler.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RUI.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Xaml.resources.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\id.pak.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jre-1.8\bin\zip.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Graph.exe.manifest.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\InkDiv.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.common.16.xml.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-white_scale-100.png.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected]	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_TW.properties.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Schoolbook.xml.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Xaml.dll.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\123.0.6312.123.manifest.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-pl.xrm-ms.tmp	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.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	a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe

C:\Users\Admin\AppData\Local\Temp\a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe
"C:\Users\Admin\AppData\Local\Temp\a127e2393cb90625072e100f034211ef4f316eb5824ae26bf1d556bbf67c7d69.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2596

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-1-5-21-1194130065-3471212556-1656947724-1000\desktop.ini.tmp

Filesize
81KB

MD5
62d39a25b0a90f24c0b26af0478b6a18

SHA1
6b0c08d8e35cd5f7c87be74a7fe6a5c15390e8dc

SHA256
a7e183bdabb39d1bd65f2e1e002d7e70c8fd8649498df884be0998a252a082bd

SHA512
5269a75eeb6032903a90faa68311f785ec694ecaf6a9e9937ee86de842c3f6718baeed42a6966642f814933d65b70b1bf7f2f6bc2113266f9d31d5f98a9b2539

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

Filesize
180KB

MD5
1fda82ec41412bc955dd19568483a01f

SHA1
d7746ec69376311cacf87a71b3d9722f69f903b1

SHA256
bd126c6e87b4b1ae3ec0ed36f011d2be7747705fc8acfd9e20fa906664c2e321

SHA512
5bb9c22743f5399d0d19532a59e4b47b4e231186af56bf28ad0d0acf357efb0060764729f834ce877d2f783a5462d88a0599a3e79ec676482a732edd68bf337d

Download Submit
memory/2596-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-848-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download