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Analysis
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max time kernel
106s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2024, 15:51
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
Resource
win7-20240903-en
General
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Target
2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe
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Size
1.1MB
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MD5
36f13bfb14c3a39cb69fccaed59e932e
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SHA1
9422ce9d84b0f04727ae89e4ee441f4d77e89550
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SHA256
7bc7fa81606058265fbc3e7e9b6907ade147cc4611fdad2764e0def37a7ace76
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SHA512
96f65896e0fac19312b3b7300fdcabb22d3246998db2ef1db596072468fe53412323b756002627253d7934f84b76aed74c37844f8312b8d0b3bf9920bb1ccffa
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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/1940-8-0x00000000008E0000-0x00000000008E9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0008000000023cc0-3.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation gWdImo.exe -
Executes dropped EXE 1 IoCs
pid Process 1940 gWdImo.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe gWdImo.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe gWdImo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe gWdImo.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe gWdImo.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE gWdImo.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe gWdImo.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe gWdImo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe gWdImo.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe gWdImo.exe File opened for modification C:\Program Files\Windows Mail\wab.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe gWdImo.exe File opened for modification C:\Program Files\SelectConvertFrom.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe gWdImo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE gWdImo.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE gWdImo.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe gWdImo.exe File opened for modification C:\Program Files\7-Zip\7zG.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe gWdImo.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 4984 5072 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 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language gWdImo.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5072 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 5072 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 5072 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 5072 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5072 wrote to memory of 1940 5072 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 82 PID 5072 wrote to memory of 1940 5072 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 82 PID 5072 wrote to memory of 1940 5072 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 82 PID 1940 wrote to memory of 2352 1940 gWdImo.exe 95 PID 1940 wrote to memory of 2352 1940 gWdImo.exe 95 PID 1940 wrote to memory of 2352 1940 gWdImo.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Users\Admin\AppData\Local\Temp\gWdImo.exeC:\Users\Admin\AppData\Local\Temp\gWdImo.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:1940 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7843459c.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5072 -s 19082⤵
- Program crash
PID:4984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5072 -ip 50721⤵PID:3752
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD5f94feb8c28ca8c3560aae6f492af0cdb
SHA1dfdb4b4345fc08a6e818bf14cae5e0637376edb9
SHA256c3379702f76ef9ac2a7f1d2f5738c68606e37e35c3d4f2301307df4e68b31316
SHA5128679f2e174e1934ae133932862873d123ee157c96d3e5465847cb8d6d976b87f29695a75f520032839501b062ba264ea6db06459503eaed67466dc0f15b6fa74
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e