Analysis
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max time kernel
106s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
24/02/2025, 10:59
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe
Resource
win7-20240903-en
General
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Target
2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe
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Size
203KB
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MD5
d4ad85f9df962163805262b0e557efc0
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SHA1
b3f538247b2a75f0300b7d4ece5141ca422f1058
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SHA256
4eab01f195a931a5604c4639ff84f7b66621346f0f0a833512f9515d0c0e958e
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SHA512
901e452adbf7936da7b292138ad63c10626d970a6a3e9adbdb7942baa53440aeba6c2045c2b5394dd39eb0e3162b91dd11453f23dca37bafa1661edc98d3c5d1
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SSDEEP
3072:v1TlCN3DeL0dA/VkvpS6zpQDt0v2E6LGHxdOWTtDwqytR2TBf9AqqpUwIyGCH:BlGXd4OvDzewKLGHj0qTBlznBT
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/3872-8-0x0000000000830000-0x0000000000839000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0008000000023d4c-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-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation ptjIGU.exe -
Executes dropped EXE 1 IoCs
pid Process 3872 ptjIGU.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe ptjIGU.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 ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe ptjIGU.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe ptjIGU.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe ptjIGU.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe ptjIGU.exe File opened for modification C:\Program Files\7-Zip\7z.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe ptjIGU.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe ptjIGU.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe ptjIGU.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe ptjIGU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe ptjIGU.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe ptjIGU.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe ptjIGU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe ptjIGU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe ptjIGU.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 2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ptjIGU.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1852 wrote to memory of 3872 1852 2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe 85 PID 1852 wrote to memory of 3872 1852 2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe 85 PID 1852 wrote to memory of 3872 1852 2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe 85 PID 3872 wrote to memory of 1100 3872 ptjIGU.exe 91 PID 3872 wrote to memory of 1100 3872 ptjIGU.exe 91 PID 3872 wrote to memory of 1100 3872 ptjIGU.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Users\Admin\AppData\Local\Temp\ptjIGU.exeC:\Users\Admin\AppData\Local\Temp\ptjIGU.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:3872 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\02e85f47.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1100
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD5206726eec22b15363fb1f60eb6ffc076
SHA1455244229df85e4eb62b6bafd9ee4127dde4b166
SHA256e5078e532db10c8c987f21465135671ef31f2ea30068c11bcc4143cdaa46184e
SHA5122f7474ea7cd4f808ac9285e6e5597a034043db045ac23becfee53d0def9cd25536678f8d4a2aa8e0a2b048084fa9e39db999f803ed7e52174b8aafa08046a1b4
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e