2199cabb030cd7f897bb770d8844ad98d7eea50347410f34fc85edbd809b6070

Analysis

max time kernel
119s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 17:50

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General

Target

ba33e1156e31b00a393cc0237de2f610N.exe
Size

28KB
MD5

ba33e1156e31b00a393cc0237de2f610
SHA1

4f08c51578b52d42ac653b433c895c64722fa1b6
SHA256

2199cabb030cd7f897bb770d8844ad98d7eea50347410f34fc85edbd809b6070
SHA512

5496bb1c6ec66b808ada8a2ca64a297603acdad781a1824b91963fcf69aed05dd37dc5d92edcd664c693fe378f73ef8d813b3657a116727c75e06921ed7b60aa
SSDEEP

384:QOlIBXDaU7CPKK0TIhfJJ1Evd5BvhzaM9mSIEvd5BvhzaM9mSsxmMxm9+9XOjA8h:kBT37CPKKdJJ1EXBwzEXBwdcMcI9ywg

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4678) 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/2452-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233ba-2.dat	upx
behavioral2/files/0x0014000000022913-6.dat	upx
behavioral2/memory/2452-1012-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ValueTuple.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationCore.resources.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri Light-Constantia.xml.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCombinedFloatieModel.bin.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NL7MODELS0009.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\msdasqlr.dll.mui.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Extensions.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-debug-l1-1-0.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ul-phn.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_OEM_Perp-ul-phn.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.vi-vn.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\tabskb.dll.mui.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ObjectModel.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ml.pak.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvApi.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_wer.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ppd.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-pl.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-80.png.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msdaremr.dll.mui.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Buffers.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-file-l1-2-0.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Trial-pl.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-pl.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ppd.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial1-pl.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\InputPersonalization.exe.mui.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.DataContractSerialization.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationClientSideProviders.resources.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial2-ul-oob.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_SubTrial-ul-oob.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_KMS_Client-ul.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ul-oob.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\7-Zip\Lang\nb.txt.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-interlocked-l1-1-0.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\am.pak.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-180.png.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-100.png.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-file-l2-1-0.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ul-oob.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_MAK-ul-oob.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Trial-pl.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IEAWSDC.DLL.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Grace-ppd.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.MDXQueryGenerator.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-ppd.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ppd.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.DataWarehouse.DLL.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Extensions.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Input.Manipulations.resources.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\management.dll.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_ja.properties.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\excel-udf-host.win32.bundle.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.c.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Grace-ul-oob.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial3-ppd.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	ba33e1156e31b00a393cc0237de2f610N.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	ba33e1156e31b00a393cc0237de2f610N.exe

C:\Users\Admin\AppData\Local\Temp\ba33e1156e31b00a393cc0237de2f610N.exe
"C:\Users\Admin\AppData\Local\Temp\ba33e1156e31b00a393cc0237de2f610N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2452

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-1-5-21-656926755-4116854191-210765258-1000\desktop.ini.tmp

Filesize
28KB

MD5
5eb3009997833b07d6d1effce62518bb

SHA1
47f2018885ba4aba38bf5b5c3076799e5f66f9a2

SHA256
a2d2f98ba279b05d57713656845258c97eedf9bbc7c726d40093cd83046a1776

SHA512
742e308b34847098081868a7bcb6caeba9bd4e907629c39c3078a268d38823ad93ee182991f428255bc1ae1dd21ec11ff1e799d40d89cf011395246dcf36eca1

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

Filesize
127KB

MD5
5eb4de6d9ebb19d446df4fd067cacefd

SHA1
e14cc769fcbfb2d7219301ec5ae24e1a23b7ef8f

SHA256
5c2e4f66d6538cd67f2bf1371dcdac2914835eaf2fbb92d197225b6b519dc22d

SHA512
23716d1ff5ac64afdabeab8b89bda9dbc1c73fce92f33915b9c9b3e543854c5d51b1ffc4e85816f10d12b222a0b47a8288624dd9fb49602338eb66e78a009926

Download Submit
memory/2452-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2452-1012-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download