ede4b9e1b7f2797b0d774ba24724a5e2e43fb04d632d0cd1c5a780b1f8f588a4

Analysis

max time kernel
120s
max time network
124s
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 15:17

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Report Analysis Logs

General

Target

ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
Size

81KB
MD5

ebc9f51ba1edcd8b8d72e11d086eb3b0
SHA1

7499526e96b7e3a262226953be108a977c1bb919
SHA256

ede4b9e1b7f2797b0d774ba24724a5e2e43fb04d632d0cd1c5a780b1f8f588a4
SHA512

912d96e2309137e476c5bd31ec85363580ed2c489d34ec2b3582c40b4077b2d80f854b39e65a3f7eb2eb2a1299a639c96033185b962d42f27c442922dc17e8c1
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY5L:fnyiQSox5L

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4535) 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/1168-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023483-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/1168-764-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\PresentationFramework.resources.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-processenvironment-l1-1-0.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcDemoR_BypassTrial365-ul-oob.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-synch-l1-1-0.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationProvider.resources.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\resources.jar.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_MAK-pl.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Mail.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\PresentationCore.resources.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\java.policy.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail-pl.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ul-oob.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\cpprestsdk.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Common Files\System\ado\msador28.tlb.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\vulkan-1.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\vcruntime140_1.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\webkit.md.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Word.Word.x-none.msi.16.x-none.xml.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\unlimited\local_policy.jar.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Grace-ppd.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest5-ul-oob.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTest-pl.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD_COL.HXC.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Claims.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\UIAutomationTypes.resources.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Forms.Design.Editors.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l1-2-0.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-time-l1-1-0.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\zlib.md.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscordaccore.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-console-l1-2-0.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_MAK-ppd.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPack2019Eula.txt.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\Sybase.xsl.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\vstoee100.tlb.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Thread.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-ppd.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-ppd.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\BI-Report.png.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\WindowsFormsIntegration.resources.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\WindowsBase.resources.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Forms.resources.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_MAK-ul-oob.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART15.BDR.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Transactions.Local.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\giflib.md.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ul-phn.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrlatinlm.dat.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\bci.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jli.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00C1-0000-1000-0000000FF1CE.xml.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\MSOSEC.XML.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\dtplugin\npdeployJava1.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\asm.md.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ppd.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-100.png.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jli.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\WindowsAccessBridge-64.dll.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcor.dll.mui.tmp	ebc9f51ba1edcd8b8d72e11d086eb3b0N.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	ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe

C:\Users\Admin\AppData\Local\Temp\ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe
"C:\Users\Admin\AppData\Local\Temp\ebc9f51ba1edcd8b8d72e11d086eb3b0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1168

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-1-5-21-4182098368-2521458979-3782681353-1000\desktop.ini.tmp

Filesize
81KB

MD5
0404842dd56d1a510d39aac0663dfd24

SHA1
9adb4f49c0b5d00fdee3243f9e144e1916ffee12

SHA256
5fe8f5fae2c4c1812b39a908e58694b88f3211cba66a8a86ebd5276e77d08f8f

SHA512
92b502b18a2684c3538cdfc8f2bd2da2de44ec2b7dccf9fe0c2db549335c7e39512c1f8df71b2b7a0711ca0228b7dc4d2ff6de56edd8bc7cbbc40140e5bb7d50

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

Filesize
180KB

MD5
4c444a8057e90f9be6dee9781fae1e3c

SHA1
98e1b5e31c88253639973a2d84553158f2d8e3f1

SHA256
16d540fda28281102335bdde4266f40c64c3c3811da3927c82a5c624d4f98373

SHA512
6448aaf73689ccc425e8b82a2d420693f21834a33aa1af9bf2fca628df44268a0585d56a63c81a391634c6257726afdf16127ecef4d44a76661d533f1192374e

Download Submit
memory/1168-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1168-764-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download