e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019

Analysis

max time kernel
150s
max time network
117s
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, 02:55

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General

Target

e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
Size

97KB
MD5

3d2ec3652d96089b017b17c4c9d838aa
SHA1

916ba6a565b60885f97412ed7ea0e21aba906873
SHA256

e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019
SHA512

2382170ef2ba1dcb331ca2810a859b9a7a615a4da523484a2bf8139fc51ea7fe8c7c33218c5093b1046ba3e83950a410fe80683b0f2b27d28d874d50f15ab765
SSDEEP

3072:fnyiQSodYeHNmkDxfIyKoIWbsHfySkT5GeCyi348oWGRPOzkjId6q8UdrSD+kCoS:KiQSodYeHNmN

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4852) 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/5080-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233c1-2.dat	upx
behavioral2/files/0x00040000000228f4-6.dat	upx
behavioral2/memory/5080-802-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\PresentationFramework.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Controls.Ribbon.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\PresentationFramework.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\WindowsBase.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Violet II.xml.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-ul-phn.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-oob.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ServiceModel.Web.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Retail-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-black_scale-80.png.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\sv\msipc.dll.mui.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscorrc.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Controls.Ribbon.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jre-1.8\bin\plugin2\vcruntime140.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfxswt.jar.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ppd.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Grace-ul-oob.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\WindowsBase.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\de.pak.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Grace-ul-oob.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Web.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ppd.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_KMS_Client-ppd.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\coreclr.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\PresentationFramework.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_TW.properties.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-oob.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial4-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Paper.xml.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ONINTL.DLL.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GostTitle.XSL.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\7-Zip\Lang\mn.txt.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jdk-1.8\lib\ir.idl.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jre-1.8\bin\resource.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial2-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ppd.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.AnalysisServices.AdomdClientUI.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad.xml.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\PresentationCore.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Subtle Solids.eftx.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-ul-oob.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Common Files\System\ado\msado20.tlb.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\libpng.md.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\mesa3d.md.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_MAK-ul-phn.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OFFSYMSL.TTF.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Xaml.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Input.Manipulations.resources.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\as80.xsl.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-file-l2-1-0.dll.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_fr.properties.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E1-0000-1000-0000000FF1CE.xml.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_OEM_Perp-pl.xrm-ms.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
File created	C:\Program Files\7-Zip\Lang\en.ttt.tmp	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.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	e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe

C:\Users\Admin\AppData\Local\Temp\e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe
"C:\Users\Admin\AppData\Local\Temp\e50c5588c9f78c38d326a32badc38cdb92d02ee86ff9aa9ca76c8662f339a019.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5080

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-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
97KB

MD5
bc4ee9dfc7308616675d2f5e3e11ab65

SHA1
3459298e4f0c8f419eb972a97b9f8289933acd7a

SHA256
b71db8c14019162e40a4ade40bc481f23184bd73d107683e746cfd078f5c4006

SHA512
bff94df83e730f074f32c0665a7ca3955cd1a03e82e094671335007a6ed19c7c02d391300c476553680499503d348ccacf37374c15e9acf93d51c8c855b9f9d0

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

Filesize
196KB

MD5
a2325a0b610d1ab7259b100d6c4191d7

SHA1
b225067b0babf1e497e2ce527f403ed9a3fe00da

SHA256
7e8e70b55c236258b767bc1a54206bee2f6e5be416e32f729956575e5556bf11

SHA512
18a046112009f5b3df077ba2b78acb0dcc3fce72c3337f12fec06a32ef241a11db5194d68f321fc3d0caf0253dfc2c53db18d5e448c31002b912862a9fc8e7ed

Download Submit
memory/5080-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5080-802-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download