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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
31/01/2025, 20:24
Static task
static1
Behavioral task
behavioral1
Sample
2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe
Resource
win7-20240903-en
General
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Target
2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe
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Size
208KB
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MD5
4d37381b13904f93f2f932cf1d2422fb
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SHA1
4b8e90748351e2b7453e607d9511559172cd5576
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SHA256
5345e0a311537cbc92670e86d5df3b92ca60662ee1da2cd2561fff8fdf66de1e
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SHA512
06b97f5fff2bbea1cc5b260defd020d9a2f466bdac2a458653d6a83408a078a5173d9302deb59bd99954b9539188b2eff39602a2f23682e338d38fb3bf958cdd
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SSDEEP
3072:7Jw8KYg5zA5GsMYSxSJiN/vGss9kTBf9pAXAtPOYQwOGCH:7035iMhL/vGsbTBl2wOsn
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/3140-39-0x0000000000750000-0x0000000000759000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0008000000023c61-3.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-1-5-21-4174397412-4125106315-2776226590-1000\Control Panel\International\Geo\Nation LxXcJG.exe -
Executes dropped EXE 1 IoCs
pid Process 3140 LxXcJG.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe LxXcJG.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe LxXcJG.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe LxXcJG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe LxXcJG.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe LxXcJG.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe LxXcJG.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe LxXcJG.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe LxXcJG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe LxXcJG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe LxXcJG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe LxXcJG.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe LxXcJG.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe LxXcJG.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe LxXcJG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE LxXcJG.exe File opened for modification C:\Program Files\7-Zip\7z.exe LxXcJG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe LxXcJG.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 2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language LxXcJG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4932 wrote to memory of 3140 4932 2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe 83 PID 4932 wrote to memory of 3140 4932 2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe 83 PID 4932 wrote to memory of 3140 4932 2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe 83 PID 3140 wrote to memory of 4304 3140 LxXcJG.exe 87 PID 3140 wrote to memory of 4304 3140 LxXcJG.exe 87 PID 3140 wrote to memory of 4304 3140 LxXcJG.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-31_4d37381b13904f93f2f932cf1d2422fb_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Users\Admin\AppData\Local\Temp\LxXcJG.exeC:\Users\Admin\AppData\Local\Temp\LxXcJG.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:3140 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3fef05ad.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4304
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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
MD539f051808b47d66d5db4eaa371cae464
SHA1280896ecc6514391a5583a4b2b40d31872c0f820
SHA256c67b10b4eb2bf8abe85e07dd3cb5537419ae4b14870c3911edc19c97abdc41e6
SHA512bf29d25c8866dc2717f8dc361d3cb99f9850c31dd59dbc8ef78f2974350f2f9b4e8b2629c6022ee848531f59e5f92e09e2675c6964e8506909ea3c4257cd9f9b
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD5f7d21de5c4e81341eccd280c11ddcc9a
SHA1d4e9ef10d7685d491583c6fa93ae5d9105d815bd
SHA2564485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
SHA512e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3