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Analysis
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max time kernel
95s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2024, 22:25
Static task
static1
Behavioral task
behavioral1
Sample
e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe
Resource
win7-20241023-en
General
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Target
e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe
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Size
96KB
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MD5
41c99e820034991e5ef3510d6d4ea592
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SHA1
ac65bea1f9ac08797c216337cf3337830907c807
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SHA256
e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68
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SHA512
85c2f984b29c81082bc649b332ecfce23d9689aeffba063f8bcc24e3c1ff2170a809c2f306fb1ce6b44a31e227fa87946dd897fca3119c9c89e105701575a72d
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SSDEEP
1536:pECLKU4+dwC/p0cQ7ZCAINqPDHuXnvE0oK1PiGCq2iW7zq:pJLrp0cQ7QAINqPDHQnchGCHm
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/4372-46-0x00000000000D0000-0x00000000000D9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b6e-3.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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation aAFgrKW.exe -
Executes dropped EXE 1 IoCs
pid Process 4372 aAFgrKW.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe aAFgrKW.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe aAFgrKW.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe aAFgrKW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe aAFgrKW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe aAFgrKW.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE aAFgrKW.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe aAFgrKW.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe aAFgrKW.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe aAFgrKW.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe aAFgrKW.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe aAFgrKW.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe aAFgrKW.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe aAFgrKW.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe aAFgrKW.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe aAFgrKW.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe aAFgrKW.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 e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aAFgrKW.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1172 wrote to memory of 4372 1172 e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe 82 PID 1172 wrote to memory of 4372 1172 e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe 82 PID 1172 wrote to memory of 4372 1172 e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe 82 PID 4372 wrote to memory of 1664 4372 aAFgrKW.exe 83 PID 4372 wrote to memory of 1664 4372 aAFgrKW.exe 83 PID 4372 wrote to memory of 1664 4372 aAFgrKW.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe"C:\Users\Admin\AppData\Local\Temp\e4506ced555bd0fd679386cdad960b3095fb58f50599c91f2a0ce241496d7a68.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Users\Admin\AppData\Local\Temp\aAFgrKW.exeC:\Users\Admin\AppData\Local\Temp\aAFgrKW.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:4372 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\33e527e6.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1664
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
189B
MD5bb69cae39417eaf3bc2ae50fef72e1cb
SHA1dd676106583d3899196794bdac7f839682928a7d
SHA25664ecdd3c43508da3bb416920a03329ed11265c914adafed9d7e92403f25426bd
SHA512f6f20e34f17cf17c70c0923bde474585549c272627b2fc71f8c5c59401f40a3e6e3a7afed5217c1eaef024cd5c2a4361c1b029890659b59105c7dbc53d0c61a9
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e