Analysis
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max time kernel
134s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2024 17:41
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe
Resource
win7-20240708-en
General
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Target
2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe
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Size
1.1MB
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MD5
b417c90019f0ca1b6c228b4b52f26a9c
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SHA1
8b7fbf89a595b182aae602c2417fcab7cb3e7b06
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SHA256
08f8ad6289e8891be5412c7db870c32f80e3ea1394ae2fb2aff29057eb8e991d
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SHA512
54892bf96ee18f04f48319b7ca0a82a1ecdc3a37f618124ed11c5e3659b071d1b822ffae039fe68df4d4cb7e24da417afb81784cae1b7182714a5140d68584a1
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SSDEEP
12288:ZqOPajQUXXP8QvLWFx6Mo5rippDC7ee1hpls4Ey+:ZnajQEPnvg6PhWDC750
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/4424-36-0x0000000000C90000-0x0000000000C99000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000b000000023b77-3.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 PZdtLo.exe -
Executes dropped EXE 1 IoCs
pid Process 4424 PZdtLo.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe PZdtLo.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe PZdtLo.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE PZdtLo.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe PZdtLo.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE PZdtLo.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe PZdtLo.exe File opened for modification C:\Program Files\Windows Mail\wab.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe PZdtLo.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe PZdtLo.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE PZdtLo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe PZdtLo.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1584 4440 WerFault.exe 81 -
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 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PZdtLo.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4440 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 4440 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 4440 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 4440 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4440 wrote to memory of 4424 4440 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 82 PID 4440 wrote to memory of 4424 4440 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 82 PID 4440 wrote to memory of 4424 4440 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 82 PID 4424 wrote to memory of 4744 4424 PZdtLo.exe 95 PID 4424 wrote to memory of 4744 4424 PZdtLo.exe 95 PID 4424 wrote to memory of 4744 4424 PZdtLo.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4440 -
C:\Users\Admin\AppData\Local\Temp\PZdtLo.exeC:\Users\Admin\AppData\Local\Temp\PZdtLo.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:4424 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\44bb612b.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 14762⤵
- Program crash
PID:1584
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4440 -ip 44401⤵PID:4508
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
187B
MD5ab189616c8600465904b91744ab6e0eb
SHA148695d461d71d9707e8d247dd3a4c8274423620f
SHA25650950636d1014919d8716bd37ce48e22981e312f3c295761e99cab60a238eef0
SHA512842649d388f64804be8f44bb2a9b94cb9a3d2dd9b6145eeebce69ad2b117bd6187f91bf56ee931536f40598a9541a07a68708a839be5ba9334bd0c60a5ee443d
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e