Analysis
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max time kernel
106s -
max time network
148s -
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
9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe
Resource
win7-20241010-en
windows7-x64
16 signatures
150 seconds
General
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Target
9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe
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Size
12.0MB
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MD5
b4662dedfb949f59b490a3bf4eec958b
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SHA1
a2a0a0c9e33a668cc2afcd4c1c7832f68af066c1
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SHA256
9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406
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SHA512
797aeff4c1bab31aa3d7b6b705598307b87fba3835ceb28992a8735aa97b6c2f495ec7260dde05414ab7ae87517c9f641c41f4a715cf0ede3dee9847d7bb7d6d
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SSDEEP
49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zbFTCTMqQ:s/KU9/pyJx9Y5el30T
Malware Config
Extracted
Family
bdaejec
C2
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/3060-10-0x0000000000D20000-0x0000000000D29000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b19-3.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 NpJqsY.exe -
Executes dropped EXE 1 IoCs
pid Process 3060 NpJqsY.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE NpJqsY.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe NpJqsY.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe NpJqsY.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe NpJqsY.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe NpJqsY.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{86586A1C-7EEC-4BB2-AD86-7C1FB3D0D811}\chrome_installer.exe NpJqsY.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe NpJqsY.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe NpJqsY.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe NpJqsY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe NpJqsY.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe NpJqsY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE NpJqsY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE NpJqsY.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe NpJqsY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe NpJqsY.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 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language NpJqsY.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2228 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2228 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe 2228 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe 2228 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2228 wrote to memory of 3060 2228 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe 82 PID 2228 wrote to memory of 3060 2228 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe 82 PID 2228 wrote to memory of 3060 2228 9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe 82 PID 3060 wrote to memory of 3956 3060 NpJqsY.exe 93 PID 3060 wrote to memory of 3956 3060 NpJqsY.exe 93 PID 3060 wrote to memory of 3956 3060 NpJqsY.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe"C:\Users\Admin\AppData\Local\Temp\9ab461885cb0db4858d451e611af70927e268aa79fa0f89709800046a3692406.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2228 -
C:\Users\Admin\AppData\Local\Temp\NpJqsY.exeC:\Users\Admin\AppData\Local\Temp\NpJqsY.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:3060 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3c7c6513.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:3956
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD5db14da2eef71cf97d39d64fa36bf60a2
SHA1dc5fef4206451b4e45f2b2208cdfca31ef1bd410
SHA256e24c307f7c4b789a3932080e09a551e11715c29bbb92df5b3d6cf13fc612a70f
SHA512367fb8c62bb6499900051a407a59497cf97050d963f60ded372026cc0cfbc923f0d97c2674ae171bfe3c615ad2fcb7039d9362a5edbd8a673a35b2c53c8676ef
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e