8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31/08/2024, 23:58

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General

Target

8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
Size

63KB
MD5

3d7fa93d2e4b0b3fcc12685ae9267dab
SHA1

239258da12d9abefb822e93308804c38706193a0
SHA256

8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54
SHA512

b6d3a39908dac124132e0f1812be4211dbaedf995ac0f332c0cabccae3b315dfe928548272aa03fac77145cf26ac50e62aa98d2eb3203cfab2a8e4459e5bf61e
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8zxY5RQmJ0QmJq:KQSox5RQmJ0QmJq

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5032) 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/4424-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x0009000000022705-2.dat	upx
behavioral2/files/0x0004000000022933-6.dat	upx
behavioral2/memory/4424-864-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\jre\lib\logging.properties.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Tw Cen MT-Rockwell.xml.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-ppd.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NPSPWRAP.DLL.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_KMS_Automation-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIntegration.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-synch-l1-2-0.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.Calendars.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.WindowsDesktop.App.runtimeconfig.json.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\PresentationFramework.resources.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Java\jdk-1.8\bin\vcruntime140_1.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\7-Zip\Lang\tg.txt.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0409-1000-0000000FF1CE.xml.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-ul-phn.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-addtotable.png.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ppd.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_OEM_Perp-ppd.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-ppd.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\PresentationUI.resources.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Java\jre-1.8\bin\zip.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\lv\msipc.dll.mui.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.ServicePoint.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\UIAutomationProvider.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_OEM_Perp-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellLayoutModel.bin.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O17EnterpriseVL_Bypass30-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremDemoR_BypassTrial365-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tipresx.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\WindowsFormsIntegration.resources.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationClient.resources.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Median.xml.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_KMS_Client-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Trial-pl.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.Reporting.AdHoc.Shell.Bootstrapper.xap.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\LibCurl64.DllA\OpenSSL64.DllA\libssl-1_1-x64.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hr-hr.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Json.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Java\jre-1.8\bin\WindowsAccessBridge-64.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Trial-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBCTRAC.DLL.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\7-Zip\7z.exe.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Georgia.xml.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial1-pl.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_OEM_Perp-ul-phn.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_Subscription-ppd.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-pl.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mip_telemetry.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Input.Manipulations.resources.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Aero.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemuiset.msi.16.en-us.xml.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\pkeyconfig-office.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_OEM_Perp-ul-oob.xrm-ms.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\InkDiv.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Configuration.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\ReachFramework.resources.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\icu_web.md.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngdatatype.md.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\7-Zip\Lang\gu.txt.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.es-es.dll.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_kor.xml.tmp	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.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	8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe

C:\Users\Admin\AppData\Local\Temp\8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe
"C:\Users\Admin\AppData\Local\Temp\8ed8ef56a230e086b0ddbcee8449d174bebab70f514bd945264a0cb9885fce54.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4424

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-1-5-21-1194130065-3471212556-1656947724-1000\desktop.ini.tmp

Filesize
63KB

MD5
0760b0e7083ffc011d85de6d99196be0

SHA1
1a3873c3d85116d89e5417aa6a809c26acca7662

SHA256
26a70adfe46ce953f1bc4bbcc8621e97c17f6aaccb1b5e05494734434d4d0ba4

SHA512
17f297e9a0ca24880e6aad22777c2e4fd5864352c5ff62963324cbb5514d0145367823add5784ef40ec89af8cd5f7779d13fb47fda7a28acd1de2ddd60a2cda0

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

Filesize
162KB

MD5
65e6242c962afc95e45ca506073ee165

SHA1
b96e69404ca3cf362f3e55f7a07668e9341e4ad0

SHA256
f9f97c86829581e1eea756cb1be1b04046420612c21df4130038057c4bc72505

SHA512
b70dc08efc35587ae643a2e0291aeef9cb385534c185973b5923e9b2115058337bb6ab7ec8bb3eb5185b6a514791b3e3da404cba98ea210c0581ee22756b6fdb

Download Submit
memory/4424-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4424-864-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download