5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:24

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General

Target

5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
Size

39KB
MD5

b0da537eca29c9eea267d298ff1d0c10
SHA1

36f864e38982a44c931f8b1f9e6201715624043f
SHA256

5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9
SHA512

62dd8f75d61edfd412839e1defcb98393a3227d78615d3864bdcc7c940769124efe98d65a70f81e01cb30e07514a31b12ef7bdb8e1960bf3573a9d0562731281
SSDEEP

768:kBT37CPKKdJJTU3U2lRtJfOLP7PAovcOiJfovcOiJD:CTW7JJTU3UytJfOL7frK

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4669) 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/3512-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000c000000023448-2.dat	upx
behavioral2/files/0x00040000000228f4-6.dat	upx
behavioral2/memory/3512-939-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\7-Zip\Lang\sw.txt.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msdaprsr.dll.mui.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Windows.Forms.resources.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\word2013bw.dotx.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TipRes.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ObjectModel.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\hostpolicy.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\trusted.libraries.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Grace-ppd.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-pl.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\7-Zip\Lang\ku.txt.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\InkObj.dll.mui.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunmscapi.jar.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-ul.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_Subscription-pl.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientOSub2019_eula.txt.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AppvIsvSubsystems64.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\th-TH\tipresx.dll.mui.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationProvider.resources.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ul-phn.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-pl.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_KMS_Client-ppd.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019MSDNR_Retail-ul-phn.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.IsolatedStorage.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\System.Windows.Input.Manipulations.resources.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationFramework.resources.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_zh_HK.properties.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Grace-ppd.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ul-oob.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemDrawing.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_CopyDrop32x32.gif.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Yellow.xml.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Grace-ppd.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-MX\tipresx.dll.mui.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Csp.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Web.HttpUtility.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome.exe.sig.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ja.pak.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_MoveNoDrop32x32.gif.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jre-1.8\lib\logging.properties.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription3-ul-oob.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_KMS_Client_AE-ul.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\CSS7DATA000A.DLL.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MINSBPROXY.DLL.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.resources.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL.HXS.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.ProgressiveProcessing.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-100.png.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.AddinTelemetry.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msadcer.dll.mui.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jdk-1.8\javafx-src.zip.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\j2pkcs11.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Java\jre-1.8\bin\javaw.exe.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription3-ul-oob.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-pl.xrm-ms.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-localization-l1-2-0.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\vccorlib140.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\IpsPlugin.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.DirectoryServices.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\WindowsFormsIntegration.resources.dll.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fa.pak.tmp	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.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	5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe

C:\Users\Admin\AppData\Local\Temp\5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe
"C:\Users\Admin\AppData\Local\Temp\5c171ea578cff6d6774d2ebd315fd1128da6ede02df5a9031c8e1d17a04fdea9N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3512

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

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Downloads

C:\$Recycle.Bin\S-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
39KB

MD5
9c0ce0ee087726cb8a76cba2ca151005

SHA1
0f866dee3c2021c1714efc7d7e492484f928bc94

SHA256
8b5e40afd2dd975eaeaec372b5ca64ba5a3484d8d93135df4b43a317711f5d3b

SHA512
afd13dc854b4aa4e5d4baec6b65e24818cf2353b5547e944d77acc31bf7e89d532c09efa46d9db106622bfd21d927bb6576c99f3593cde4ecb1deac6c58deb9a

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

Filesize
138KB

MD5
28f15fbf101cb76d0729a96a4c476cbb

SHA1
067d80e06dc2cd430a48360888f4589551aead71

SHA256
012b361c547f463c3545186d52c6c2b93afe1e24a8630ca97c928c1d7e6a2969

SHA512
72884d996c2ad35504bbef5825b95eb1be7a1fc193031d9af98c6f1ced7dd4aa68f426e2d7035da4395b93a890418a4551bc3bfa09525af156b0a210ce99a4c4

Download Submit
memory/3512-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3512-939-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download