209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9

Analysis

max time kernel
120s
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
18-09-2024 08:52

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General

Target

209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
Size

85KB
MD5

dad7eeb46358a8ddfcdd8b57aa260da0
SHA1

3eab88970f0776697d57921e6c476aeff6bb4168
SHA256

209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9
SHA512

c445f154a0791ff083fc772cbb1c11ada3ea62e41389776b37bd40cc306adc17ceca6d9bb1c3f0def99abe6fb41e2b19a54ece149431ff64642cf99a48c4b3fe
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8IZiLG6JLG6m:fnyiQSo7ZiLGMLGL

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4646) 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/2904-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233e7-2.dat	upx
behavioral2/files/0x000400000002291b-6.dat	upx
behavioral2/memory/2904-880-0x0000000000400000-0x000000000040B000-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\System.Xml.Serialization.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationUI.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_Grace-ul-oob.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.XLS.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-80.png.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-180.png.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\et\msipc.dll.mui.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Common Files\System\wab32.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.CodeDom.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\ReachFramework.resources.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\COPYRIGHT.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial Black-Arial.xml.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_w1\WA104381125.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-handle-l1-1-0.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\README.html.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp3-ul-oob.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SkypeForBusinessBasic2019_eula.txt.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.AccessControl.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\PresentationCore.resources.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Resources.Extensions.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-memory-l1-1-0.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\jvisualvm.txt.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ul-oob.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTrial-pl.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymxb.ttf.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebSockets.Client.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\PresentationFramework.resources.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_MAK-ppd.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ul-oob.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Data.SapClient.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\msquic.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationFramework.resources.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ppd.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\IFDPINTL.DLL.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MINSBROAMINGPROXY.DLL.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSZIP.DIC.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-locale-l1-1-0.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_MAK-ppd.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ul-phn.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-phn.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1036\MSO.ACL.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Common.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Memory.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred\oskpredbase.xml.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-string-l1-1-0.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgePackages.h.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.MashupEngine.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\System.Spatial.NetFX35.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCombinedFloatieModel.bin.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msvcp120.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\7-Zip\7-zip.chm.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ul-oob.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\Office16\SLERROR.XML.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.CSharp.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.StackTrace.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationClientSideProviders.resources.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-console-l1-1-0.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\prism_common.dll.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\charsets.jar.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-pl.xrm-ms.tmp	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.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	209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe

C:\Users\Admin\AppData\Local\Temp\209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe
"C:\Users\Admin\AppData\Local\Temp\209f09af4ffaafbb56af6672e5e2035080f399317cce25ae0a85c7f92cc77bd9N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2904

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-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp

Filesize
86KB

MD5
b89025c93b02c396151981cb204b46be

SHA1
c454ad2a735d80a501f99be66733ebd99ceadbdc

SHA256
e88b636e34e61fa7af8b57682889a4bc1030135cf9b6387f92ff42a0c5cb7233

SHA512
b252970dcd3807895bf6d1011c499fa495903949279a78d9758deebfde3f5edba735b2124f2c68a07c449c648c5061a9d84911db5a69450df689ecd4e97af948

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

Filesize
185KB

MD5
7a405613ad223b4d648f0c47c85ad521

SHA1
be1bee3dca52919dd097b87a84742d38cf441447

SHA256
b974e3e29defcd7efa9e7b460d9087a98dc03e39bf62e602b6b45533911e1daf

SHA512
b808be388f46fe8efc3564ffb2d1d40821a55c793a1d24e4541a187a6f4a48ab744589c5d0ff300323c1037dd9380939b7fbf2eb757dd1ff15b659ca1f6f6b72

Download Submit
memory/2904-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2904-880-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download