6ee851358efaa71d47e9196835b16a6c3d107aa2751db36b93e183c9131b45f7

Analysis

max time kernel
119s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 15:30

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General

Target

0065bd069cf70ed83f7fcc1163cd55d0N.exe
Size

39KB
MD5

0065bd069cf70ed83f7fcc1163cd55d0
SHA1

5bf3d35a10a3affbc7dd606bce5e1e15578d3a9f
SHA256

6ee851358efaa71d47e9196835b16a6c3d107aa2751db36b93e183c9131b45f7
SHA512

6f4e2b95b51a661adc1479b953c5fb62ef9377daf22ad60f1581bdbbd6fb5130693638e9745b5e88b6dcab9d88d7ded8c0ea95b53973cceaacdb63979881442d
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNyHF/MF/6m0m+s2BGUGmHnHV:CTW7JJZENTNyl2Sm0mKZH1

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4677) 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/1300-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x0009000000023480-2.dat	upx
behavioral2/files/0x000c0000000220a6-6.dat	upx
behavioral2/memory/1300-870-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad.xml.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationFramework.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationClientSideProviders.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-pl.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcer.dll.mui.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.AccessControl.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\UIAutomationClient.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\minimalist.dotx.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\gl\msipc.dll.mui.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Drawing.Design.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Yellow.xml.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_MAK_AE-ul-oob.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp-ul-phn.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Trial-ul-oob.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.scale-80.png.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-timezone-l1-1-0.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.AppContext.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.VisualBasic.Forms.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\concrt140.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\mshwLatin.dll.mui.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\.version.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationCore.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\InstallRepair.html.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_OEM_Perp-pl.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.ReportDesign.Common.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Common Files\System\wab32res.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-math-l1-1-0.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Excel.Excel.x-none.msi.16.x-none.xml.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Trial-ul-oob.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.Interfaces.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Primitives.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win7.wmv.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ComponentModel.Primitives.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Xaml.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Red.xml.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ul-oob.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jli.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProDemoR_BypassTrial180-ppd.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\Microsoft.VisualBasic.Forms.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\WindowsFormsIntegration.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Grace-ppd.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-pl.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.vsto.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationClient.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Forms.resources.dll.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Sort\AUTHOR.XSL.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial Black-Arial.xml.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ppd.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-pl.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription3-ppd.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProMSDNR_Retail-pl.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp3-ul-phn.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Common Files\System\ado\msado25.tlb.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_OEM_Perp-ul-phn.xrm-ms.tmp	0065bd069cf70ed83f7fcc1163cd55d0N.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	0065bd069cf70ed83f7fcc1163cd55d0N.exe

C:\Users\Admin\AppData\Local\Temp\0065bd069cf70ed83f7fcc1163cd55d0N.exe
"C:\Users\Admin\AppData\Local\Temp\0065bd069cf70ed83f7fcc1163cd55d0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1300

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
39KB

MD5
a737c2bc14d6afc882665cba5e2d3fd1

SHA1
724be1a317e5bfbfca03a8e41317d722352c9f09

SHA256
3113c9ca41ecb0da88658072b27c05bae0c66eaa993bc42ee616f2fc7c6c1627

SHA512
20a6c6e88e1a24f0c755fb97c8a1c6a1e614115270bf540027b9422cd7d0a15fb5a8c3e1075cf247fa25958ae48c910444b2ba6cbffeecab7c9a0cf221f0519a

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

Filesize
138KB

MD5
1485b82e86d67204ca86d3842b171ee2

SHA1
a75bf308bc2f41b9d5b694015d748e7350f255bf

SHA256
8f233bb4cb3704a22b4c3410e0cf6af7e92b6ed7980f24d57b1b688f164afeee

SHA512
4c10c9a417791c9cf2088ab5e0990b1526c8f84a3a9fd4ca405e8143d1f6bc60094898a9d8a6a66c38592c74f6132e2404816e8bf04d5a4bdf38df2c25c27dcb

Download Submit
memory/1300-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1300-870-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download