Analysis
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max time kernel
140s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-01-2025 06:55
Static task
static1
Behavioral task
behavioral1
Sample
c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe
Resource
win7-20240903-en
General
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Target
c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe
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Size
4.7MB
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MD5
148b1db50926e244f45ca96aa91de4b6
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SHA1
16f4aef750eb621297144123edb0f5ba0baf1f04
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SHA256
c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40
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SHA512
9e0b147d5f5cb889420052e980770f07606ddf75e3de4783bb1d6d748bc2a7212cac3a080cbe21ecc2d4e8b2b03bb26af3e60b25a1d3b9a396d6f9eb056c667a
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SSDEEP
98304:NBhwE1i2Yop2MB4t3Pe5tcYfwrZuQdP+lyA7+QXLa:NBh31i2gMB4taCYfwtTGyAiM
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Blackmoon family
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Detect Blackmoon payload 1 IoCs
resource yara_rule behavioral2/memory/3200-7-0x0000000000400000-0x0000000000A42000-memory.dmp family_blackmoon -
Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/3452-9-0x0000000000550000-0x0000000000559000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0009000000023c60-3.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation jXnJvz.exe -
Executes dropped EXE 1 IoCs
pid Process 3452 jXnJvz.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE jXnJvz.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe jXnJvz.exe File opened for modification C:\Program Files\7-Zip\7zG.exe jXnJvz.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe jXnJvz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe jXnJvz.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe jXnJvz.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe jXnJvz.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe jXnJvz.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe jXnJvz.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe jXnJvz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe jXnJvz.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe jXnJvz.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe jXnJvz.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe jXnJvz.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe jXnJvz.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe jXnJvz.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe jXnJvz.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 c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jXnJvz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3200 c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3200 wrote to memory of 3452 3200 c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe 83 PID 3200 wrote to memory of 3452 3200 c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe 83 PID 3200 wrote to memory of 3452 3200 c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe 83 PID 3452 wrote to memory of 3792 3452 jXnJvz.exe 100 PID 3452 wrote to memory of 3792 3452 jXnJvz.exe 100 PID 3452 wrote to memory of 3792 3452 jXnJvz.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe"C:\Users\Admin\AppData\Local\Temp\c1e8c05d4d509386be7b59cf97013bba37463b0d1601f312c164c920a8df0c40.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3200 -
C:\Users\Admin\AppData\Local\Temp\jXnJvz.exeC:\Users\Admin\AppData\Local\Temp\jXnJvz.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:3452 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\28d703cd.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:3792
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD5142c40ae576429ff5863af46106d1f83
SHA1295e5c21885ca2e724566a0e5883387f6d2286be
SHA256b25763a8f269f00c4eed9f1f4a7dbeae4b1f786e279cda54c511500e57724017
SHA512ebd9fdc3b79bf58eced358c232bec6e70687d6956a488c58364fa2ea14c9589de0a1085a182c7a835b541e89f8b7e25853e105b6c766b72df4dec4930eba7caa
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e