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
Executes dropped EXE
Loads dropped DLL
ASPack v2.12-2.42
Checks computer location settings
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-01 12:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-01 12:28
Reported
2024-12-01 12:31
Platform
win7-20241010-en
Max time kernel
119s
Max time network
120s
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 |
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\lib\visualvm\platform\lib\nbexec.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Games\Hearts\Hearts.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.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\GoogleUpdateComRegisterShell64.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\rmic.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\Windows Mail\WinMail.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.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\javaw.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\Windows Defender\MSASCui.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.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\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\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\extcheck.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\jre\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\jre\bin\java.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\DVDMaker.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\unpack200.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Mail\wabmig.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\javacpl.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.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 |
| 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\7-Zip\Uninstall.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| 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\jre\bin\servertool.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\Windows Sidebar\sidebar.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.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\7-Zip\7z.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\rmid.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.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\Mozilla Firefox\uninstall\helper.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Windows Photo Viewer\ImagingDevices.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 (x86)\Microsoft Office\Office14\1033\ONELEV.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.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\Java\jre7\bin\ktab.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\keytool.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\jdk1.7.0_80\bin\jsadebugd.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\jp2launcher.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\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\rmiregistry.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\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\VideoLAN\VLC\vlc.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\bin\javaw.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\bin\rmid.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 2036 -s 92
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\1c8579aa.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 |
Files
\Users\Admin\AppData\Local\Temp\RYLWFK.exe
| MD5 | 56b2c3810dba2e939a8bb9fa36d3cf96 |
| SHA1 | 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc |
| SHA256 | 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07 |
| SHA512 | 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e |
memory/2036-9-0x0000000000400000-0x0000000002D43000-memory.dmp
memory/2036-12-0x0000000000220000-0x0000000000229000-memory.dmp
memory/1812-11-0x0000000000010000-0x0000000000019000-memory.dmp
memory/2036-10-0x0000000000220000-0x0000000000229000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\1c8579aa.bat
| MD5 | d461985c5788c40d1604bd086663dba4 |
| SHA1 | ba4ea3561dbd3898eea6c1dafc308fb0cb1c71ca |
| SHA256 | d07801f2b1a5c0ede8021fa00f3167e8d6c586255279c1d4acdf85c6d2e51c09 |
| SHA512 | 86d9184c6935acb22c990fa12e1672fe7c4701414dd471597372a7b295331b26d91c7911e9f5a8edb73521db9da1063db8447d04b92542507643b6fd9135c026 |
memory/1812-29-0x0000000000010000-0x0000000000019000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-01 12:28
Reported
2024-12-01 12:31
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
150s
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-1-5-21-3442511616-637977696-3186306149-1000\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\VideoLAN\VLC\uninstall.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-rmi.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\MSQRY32.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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.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\jmap.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\EXCEL.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\Microsoft Office\root\Office16\excelcnv.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\GoogleUpdateCore.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\pack200.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 (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.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\GoogleUpdateBroker.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\keytool.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\Java\jre-1.8\bin\jp2launcher.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\ktab.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\HxOutlook.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\jabswitch.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Mail\wabmig.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\jar.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\java.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\ssvagent.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\Windows Photo Viewer\ImagingDevices.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\bin\jstack.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.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\DATABASECOMPARE.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-1.8\bin\jjs.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\SPREADSHEETCOMPARE.EXE | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\javapackager.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\kinit.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\bin\klist.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\GRAPH.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\fmui\fmui.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.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Google\Chrome\Application\chrome_proxy.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\vlc.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\7-Zip\7zFM.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre-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\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.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\Microsoft Office\root\Office16\MSOUC.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 968 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe |
| PID 968 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe |
| PID 968 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\b5e818273f6951d62141068b1b89303381c0dc97590914dd03c34e382c01a747.exe | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe |
| PID 1668 wrote to memory of 2504 | N/A | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1668 wrote to memory of 2504 | N/A | C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1668 wrote to memory of 2504 | 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 968 -ip 968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 968 -s 556
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\032f09f1.bat" "
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| 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 | 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 | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
C:\Users\Admin\AppData\Local\Temp\RYLWFK.exe
| MD5 | 56b2c3810dba2e939a8bb9fa36d3cf96 |
| SHA1 | 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc |
| SHA256 | 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07 |
| SHA512 | 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e |
memory/968-6-0x0000000000400000-0x0000000002D43000-memory.dmp
memory/1668-14-0x0000000000CB0000-0x0000000000CB9000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\k2[1].rar
| MD5 | d3b07384d113edec49eaa6238ad5ff00 |
| SHA1 | f1d2d2f924e986ac86fdf7b36c94bcdf32beec15 |
| SHA256 | b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c |
| SHA512 | 0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6 |
C:\Users\Admin\AppData\Local\Temp\624E28AC.exe
| MD5 | 20879c987e2f9a916e578386d499f629 |
| SHA1 | c7b33ddcc42361fdb847036fc07e880b81935d5d |
| SHA256 | 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31 |
| SHA512 | bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f |
memory/968-38-0x0000000000400000-0x0000000002D43000-memory.dmp
memory/1668-51-0x0000000000CB0000-0x0000000000CB9000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\032f09f1.bat
| MD5 | 1a2072c17909683c90c8befa87169821 |
| SHA1 | 869b9062aeb0aafdafe22e535c6d893cbc775176 |
| SHA256 | 0b4e7ddecd3dc0836cff49a190233e92559b0e7fa91476947c8523a5e580b158 |
| SHA512 | fa9a3cba56831e34da3a535392881180cab5546e79d4906e978161c91e3e1f1aa2be9b71e1785a9db2ce2c1745aed3141ab82680aecbf1ba42904a4267df1734 |