Analysis
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max time kernel
93s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28/11/2024, 13:25
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe
Resource
win7-20241010-en
General
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Target
2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe
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Size
905KB
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MD5
514e519aab7c71690605a06e44e85b6c
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SHA1
dbd04617925c05b11f177a6b706c90e056ce9b8a
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SHA256
a7debc7e3e3c5882d62d232c17b8d75a7b7ebf321d58c471a51bb6e336a4972c
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SHA512
12ea1692c504a845be10cc32d76fefb6a90678a85f98e93f585ec58581bb5071889588fd5b447b54fd9bdfb6fa2cd76a5a8e96397bcd4ab7180fdb71b2348aee
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SSDEEP
24576:SitjqesDHoeKdfRDltk4suznX4fHo5rt46h:wfDHQprzXAHoX4
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/1580-29-0x0000000000330000-0x0000000000339000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000a000000023cad-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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation VGYqSR.exe -
Executes dropped EXE 1 IoCs
pid Process 1580 VGYqSR.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe VGYqSR.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe VGYqSR.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe VGYqSR.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe VGYqSR.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe VGYqSR.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe VGYqSR.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe VGYqSR.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe VGYqSR.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe VGYqSR.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe VGYqSR.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe VGYqSR.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe VGYqSR.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe VGYqSR.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe VGYqSR.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 2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language VGYqSR.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2000 wrote to memory of 1580 2000 2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe 83 PID 2000 wrote to memory of 1580 2000 2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe 83 PID 2000 wrote to memory of 1580 2000 2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe 83 PID 1580 wrote to memory of 3180 1580 VGYqSR.exe 95 PID 1580 wrote to memory of 3180 1580 VGYqSR.exe 95 PID 1580 wrote to memory of 3180 1580 VGYqSR.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-28_514e519aab7c71690605a06e44e85b6c_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Users\Admin\AppData\Local\Temp\VGYqSR.exeC:\Users\Admin\AppData\Local\Temp\VGYqSR.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:1580 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\01d85dd7.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:3180
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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
MD5895a1ad8004a840445d59d36932044d3
SHA1e16acd9f227f9e9f8e0e9127ebde14c100e5e450
SHA2565811edd73cb5360a21bb995007f630e5c872451f78d78fa1b4a3f9b43f6b0fb7
SHA512bf38668237423781783723aaa0a8e10cf5d5b7d4598b9e76b06e84b8b9b9b9709be8d7476c42ab1273335e97790a6393348f7b56281529b9157104ca66675912
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e