Analysis
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max time kernel
106s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2024 23:21
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe
Resource
win7-20241010-en
General
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Target
2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe
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Size
72KB
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MD5
2331e3f63fe157a39a94d3b621a499cc
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SHA1
fe82001f39c4c2823f970650781182f590132baf
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SHA256
9648f9ab617ed4162cc97deaa3f57f98637f62a66177819b9061dfde0abd3dba
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SHA512
aee57288342093b5f53e2748428aeb7ff0e5070b6cfec1c8ec61a4c3814668a440e704ca8e157b68fd6863ddff063ec2af93f0be4b0284b6e4e2333ec2fa6990
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SSDEEP
768:z+rYHP1R4UWUbaXOYlc1nGkJbaeyV7vRwq3EuJatty3QGPL4vzZq2o9W7GsxBbPr:z+TKbkDlaGkJbaegX5AttyAGCq2iW7z
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/4372-8-0x0000000000760000-0x0000000000769000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b6e-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 HOU.exe -
Executes dropped EXE 1 IoCs
pid Process 4372 HOU.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Mail\wabmig.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe HOU.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe HOU.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe HOU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe HOU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe HOU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe HOU.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{86586A1C-7EEC-4BB2-AD86-7C1FB3D0D811}\chrome_installer.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe HOU.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe HOU.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe HOU.exe File opened for modification C:\Program Files\7-Zip\7z.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe HOU.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE HOU.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe HOU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe HOU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe HOU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE HOU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe HOU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe HOU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE HOU.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 2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HOU.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4440 wrote to memory of 4372 4440 2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe 82 PID 4440 wrote to memory of 4372 4440 2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe 82 PID 4440 wrote to memory of 4372 4440 2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe 82 PID 4372 wrote to memory of 2712 4372 HOU.exe 92 PID 4372 wrote to memory of 2712 4372 HOU.exe 92 PID 4372 wrote to memory of 2712 4372 HOU.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-04_2331e3f63fe157a39a94d3b621a499cc_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4440 -
C:\Users\Admin\AppData\Local\Temp\HOU.exeC:\Users\Admin\AppData\Local\Temp\HOU.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:4372 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\603043e7.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2712
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
181B
MD544814ed67f3b657099da998e0b4d7258
SHA137d606b5c14e0013003b67264afe928ce3332c9b
SHA256d6b5275fa2611b86c29a04dc4ae7819b196aee5225fe28b7f2684e6c89b7b4d0
SHA5128fbf000e690fda54365f0cfb65bf291ef1502b9633e8702f05a80510d71f68a289a961153f1e00cb81272d9759868d207c5a283da1c7a29a520bc52b323e112d
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e