Analysis Overview
SHA256
b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747
Threat Level: Known bad
The file b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747 was found to be: Known bad.
Malicious Activity Summary
Bdaejec family
Detects Bdaejec Backdoor.
Bdaejec
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
ASPack v2.12-2.42
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Program crash
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-01 12:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-01 12:34
Reported
2024-12-01 12:36
Platform
win7-20240903-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Bdaejec
Bdaejec family
Detects Bdaejec Backdoor.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\java-rmi.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\servertool.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\minidump-analyzer.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\rmiregistry.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\maintenanceservice.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Windows Journal\Journal.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\jp2launcher.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\ssvagent.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\klist.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\jabswitch.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Windows Journal\PDIALOG.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\policytool.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\private_browsing.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\uninstall\helper.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\7z.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\7zFM.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\javaws.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\java.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe
"C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe"
C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe
C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1564 -s 92
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\473b4aea.bat" "
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ddos.dnsnb8.net | udp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe
| MD5 | 56b2c3810dba2e939a8bb9fa36d3cf96 |
| SHA1 | 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc |
| SHA256 | 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07 |
| SHA512 | 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e |
memory/1564-9-0x0000000000400000-0x0000000002D43000-memory.dmp
memory/1564-12-0x0000000000220000-0x0000000000229000-memory.dmp
memory/1540-11-0x0000000000CE0000-0x0000000000CE9000-memory.dmp
memory/1564-10-0x0000000000220000-0x0000000000229000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\45F358F1.exe
| MD5 | 20879c987e2f9a916e578386d499f629 |
| SHA1 | c7b33ddcc42361fdb847036fc07e880b81935d5d |
| SHA256 | 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31 |
| SHA512 | bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f |
C:\Users\Admin\AppData\Local\Temp\473b4aea.bat
| MD5 | ea3dcf62aa78129a913ac17caa0c6706 |
| SHA1 | fc7c46fc604e81529be3ae1bb2a011ccb0188184 |
| SHA256 | 05bda5bc0d563540b3674d6b924d0f3c63760cbdfdf9b90f5866b06464303058 |
| SHA512 | 475dc2fcbc9093db8d813607069643fcd86ef96585968cb70a7c0f0fad0699a057a6ae081f0d875096439a4865e71462bc8531b870d0db2a3966017df678f78c |
memory/1540-36-0x0000000000CE0000-0x0000000000CE9000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-01 12:34
Reported
2024-12-01 12:36
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Bdaejec
Bdaejec family
Detects Bdaejec Backdoor.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\minidump-analyzer.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\rmid.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\keytool.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\java.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\jstatd.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\xjc.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\crashreporter.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\javah.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\jstat.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\serialver.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\orbd.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\jhat.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\jps.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\maintenanceservice.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\ktab.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\wsgen.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\tnameserv.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\uninstall\helper.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\rmic.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\javaws.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\jstack.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3744 wrote to memory of 3044 | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe |
| PID 3744 wrote to memory of 3044 | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe |
| PID 3744 wrote to memory of 3044 | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe |
| PID 3044 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3044 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3044 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe
"C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe"
C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe
C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3744 -ip 3744
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 584
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\22a023c8.bat" "
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ddos.dnsnb8.net | udp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.84.221.44.in-addr.arpa | udp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 44.221.84.105:799 | ddos.dnsnb8.net | tcp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.173.189.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe
| MD5 | 56b2c3810dba2e939a8bb9fa36d3cf96 |
| SHA1 | 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc |
| SHA256 | 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07 |
| SHA512 | 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e |
memory/3744-6-0x0000000000400000-0x0000000002D43000-memory.dmp
memory/3044-7-0x0000000000590000-0x0000000000599000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\k2[1].rar
| MD5 | d3b07384d113edec49eaa6238ad5ff00 |
| SHA1 | f1d2d2f924e986ac86fdf7b36c94bcdf32beec15 |
| SHA256 | b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c |
| SHA512 | 0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6 |
C:\Users\Admin\AppData\Local\Temp\263905B3.exe
| MD5 | 20879c987e2f9a916e578386d499f629 |
| SHA1 | c7b33ddcc42361fdb847036fc07e880b81935d5d |
| SHA256 | 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31 |
| SHA512 | bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f |
memory/3744-29-0x0000000000400000-0x0000000002D43000-memory.dmp
memory/3044-49-0x0000000000590000-0x0000000000599000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\22a023c8.bat
| MD5 | 0af625deb4b8b742df20a63ecadf64aa |
| SHA1 | f5f554021b7e087d1aefd6de6e73b1f4a31f63de |
| SHA256 | 84975b7f7d23d9920d60f846c9d7f12c5c8f0986fb718cedbce2e8063f4bd8be |
| SHA512 | 2b676bd4de4af7bad3588db0f833aad5f548f22d1452776bcf4ceaea05e521df395e90d2852004de9cd44e22f2875c94966dbbdea46c9994b5905ab0189cb8d7 |