Analysis
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max time kernel
106s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2024 22:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe
Resource
win7-20240903-en
windows7-x64
12 signatures
150 seconds
General
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Target
2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe
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Size
12.0MB
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MD5
3047289611f3a076ee8c1cb5be1b3495
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SHA1
a21796e9471e96ffa1b7db3faab3e72037c5207f
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SHA256
2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503
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SHA512
6646456e61cce39add3bdfab2fc762fdfe3b0ed35110ae18bbf1eab711f0cb143d08599eb24a94f5075cfe5867d9fdbc6cdc4f8074316deea3c0d57169704efa
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SSDEEP
49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zJFTCTMqQ:s/KU9/pyJx9Y5el10T
Malware Config
Extracted
Family
bdaejec
C2
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Detects Bdaejec Backdoor. 2 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/3296-6-0x0000000000140000-0x0000000000149000-memory.dmp family_bdaejec_backdoor behavioral2/memory/3296-10-0x0000000000140000-0x0000000000149000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b42-2.dat aspack_v212_v242 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation JPsxsz.exe -
Executes dropped EXE 1 IoCs
pid Process 3296 JPsxsz.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE JPsxsz.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe JPsxsz.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe JPsxsz.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe JPsxsz.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe JPsxsz.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE JPsxsz.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe JPsxsz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe JPsxsz.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe JPsxsz.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe JPsxsz.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe JPsxsz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe JPsxsz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE JPsxsz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe JPsxsz.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JPsxsz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3836 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3836 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe 3836 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe 3836 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3836 wrote to memory of 3296 3836 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe 82 PID 3836 wrote to memory of 3296 3836 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe 82 PID 3836 wrote to memory of 3296 3836 2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe 82 PID 3296 wrote to memory of 2168 3296 JPsxsz.exe 93 PID 3296 wrote to memory of 2168 3296 JPsxsz.exe 93 PID 3296 wrote to memory of 2168 3296 JPsxsz.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe"C:\Users\Admin\AppData\Local\Temp\2ea2b309c443301e231e4e0c7a35e31b3489b8018b1fae628b5d065e47278503.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3836 -
C:\Users\Admin\AppData\Local\Temp\JPsxsz.exeC:\Users\Admin\AppData\Local\Temp\JPsxsz.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3296 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\569b69e6.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2168
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD5cd151ce2204b33cd248b971a80a30000
SHA1ea1348e2b7f3b20e0c58fcd9c8536c94eda9057c
SHA2563c8a184221e0531b51c55cd083b2b2aeb5dfb0fdcc2d48c0eaa3640315cd8026
SHA512479b0d51114bf3c79b90a980a6e86e81baf9b86375fc81de536c8207bdd0cb6e703467176a0416918d68cb9b962fdcb6d57778e1adc401f5c944c5aaf9c1c713
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e