Analysis
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max time kernel
106s -
max time network
152s -
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
fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe
Resource
win7-20240708-en
windows7-x64
12 signatures
150 seconds
General
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Target
fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe
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Size
12.0MB
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MD5
81ae568a5eeb426ff072b988c1650fba
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SHA1
4fc0403af6b1262550dde6c0f820fcc67dc280ce
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SHA256
fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7
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SHA512
3e40d5bd71313f52fe453a59fbfbd1af8541899a30d13a5010f4477efb64d12871efe09a58ab32e1d78c8c47cb6d59e77093ee4201908c0ce80cfae6d03c7139
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SSDEEP
49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+z3FTCTMqQ:s/KU9/pyJx9Y5elj0T
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/324-10-0x0000000000EB0000-0x0000000000EB9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000a000000023be6-2.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation TqDa.exe -
Executes dropped EXE 1 IoCs
pid Process 324 TqDa.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\servertool.exe TqDa.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE TqDa.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe TqDa.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe TqDa.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe TqDa.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe TqDa.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe TqDa.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe TqDa.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe TqDa.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe TqDa.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe TqDa.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 TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE TqDa.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe TqDa.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe TqDa.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe TqDa.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe TqDa.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe TqDa.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe TqDa.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe TqDa.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE TqDa.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE TqDa.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe TqDa.exe File opened for modification C:\Program Files\Windows Mail\wab.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe TqDa.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe TqDa.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe TqDa.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{F123CA10-B28F-434D-9884-6C3679B73C43}\chrome_installer.exe TqDa.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 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TqDa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3456 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3456 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe 3456 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe 3456 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3456 wrote to memory of 324 3456 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe 86 PID 3456 wrote to memory of 324 3456 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe 86 PID 3456 wrote to memory of 324 3456 fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe 86 PID 324 wrote to memory of 1184 324 TqDa.exe 105 PID 324 wrote to memory of 1184 324 TqDa.exe 105 PID 324 wrote to memory of 1184 324 TqDa.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe"C:\Users\Admin\AppData\Local\Temp\fac42f91a88bf2f7047a6d655ca7b0815fc4eccbc53e0215187aa36bd722e7c7.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3456 -
C:\Users\Admin\AppData\Local\Temp\TqDa.exeC:\Users\Admin\AppData\Local\Temp\TqDa.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:324 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3fd1447a.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1184
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
183B
MD503f7bb4816a6833d05f5c5ad7abd9bfd
SHA19b0a1bde4486b55ae96a13cc137a45c1edbbf834
SHA256c481d9acec3481017a01ab041877ffa2bca6a18251f3b7a6467e564fcbd8d9cc
SHA5127d9996f1be0b9d2bf153f26149ed3d8ce0f2336f03f13f96b3493eb2aa2c149d208b623bdf7356d4446febd6700332b9fa69ac96051938f119937039b69f4184
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e