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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, 18:17
Static task
static1
Behavioral task
behavioral1
Sample
f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe
Resource
win7-20240729-en
General
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Target
f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe
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Size
96KB
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MD5
22dad73d02ea4ac622202fc65b95f216
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SHA1
c3cf1e710a14ed6932ee20d7ae90e2d831ccfe30
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SHA256
f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a
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SHA512
367d8383bbbb08135abdacdb62fe8a230526037570b3111968b4a3dbcafc3f89218ce15ddefda68d1dee30f8912872e09b6bcb89f48084630ae5cc84dbb10605
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SSDEEP
1536:MqPjvlpp/06w6Px9+3cu9V+gKbbGCq2iW7za:MqPL1/7w6ZAs+VBKXGCH2
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/768-22-0x0000000000750000-0x0000000000759000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b07-3.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation LOQHSY.exe -
Executes dropped EXE 1 IoCs
pid Process 768 LOQHSY.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\jabswitch.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE LOQHSY.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe LOQHSY.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe LOQHSY.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe LOQHSY.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe LOQHSY.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe LOQHSY.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe LOQHSY.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe LOQHSY.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 LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe LOQHSY.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE LOQHSY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe LOQHSY.exe File opened for modification C:\Program Files\7-Zip\7z.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe LOQHSY.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe LOQHSY.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE LOQHSY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE LOQHSY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe LOQHSY.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language LOQHSY.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3908 wrote to memory of 768 3908 f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe 82 PID 3908 wrote to memory of 768 3908 f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe 82 PID 3908 wrote to memory of 768 3908 f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe 82 PID 768 wrote to memory of 2152 768 LOQHSY.exe 92 PID 768 wrote to memory of 2152 768 LOQHSY.exe 92 PID 768 wrote to memory of 2152 768 LOQHSY.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe"C:\Users\Admin\AppData\Local\Temp\f7e72ecf28742461e629ec991ea31e4cf9c1921bc9ecebee65ba4e5303a1597a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3908 -
C:\Users\Admin\AppData\Local\Temp\LOQHSY.exeC:\Users\Admin\AppData\Local\Temp\LOQHSY.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:768 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\170c1f34.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2152
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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
187B
MD54f0990c30cea271cf2240151e8e6c8c5
SHA18fafe0cdcc5b28a8f87c913430432738117cf592
SHA256bf43201b6ce2f8541870679d4d78b17025517a273d536a5458be89e79735fadb
SHA5123919736f51cf95fc9e17a05405b58748fdc8e30bf55892d49a32e950473a156b1f903ddab4cd0c638686abfa93ed37d6bd76e5cc9b154105d5e60626919f84ef
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e