Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-02-2025 23:21
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe
Resource
win7-20240903-en
General
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Target
2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe
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Size
332KB
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MD5
6627f88e7ea7adbf292757aabc418681
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SHA1
e69f1146dc9089455cf7260ee6e9095fb4a7e3b5
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SHA256
1ce4a126bdc68bec5a0bff58c1e5c4fc2526b2aa4a1072adc7840e1e32180e22
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SHA512
b6069508b266032650ba407dad0e21b75e8079ee6217d0dc46c79a6cda1f8be1331c17073d5539eae33d7f028fd5ef11b1e7b93b26ce3d47e606527d1492616b
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SSDEEP
6144:I1LtGgwWxdrGgw7RQelt5DVb2jqyOBKXovhb7/89EPE:UJNe7RQeltZVijGBKyaEP
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/424-42-0x0000000000400000-0x0000000000409000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b2f-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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation aaGvrt.exe -
Executes dropped EXE 1 IoCs
pid Process 424 aaGvrt.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe aaGvrt.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe aaGvrt.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE aaGvrt.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe aaGvrt.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe aaGvrt.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe aaGvrt.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE aaGvrt.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe aaGvrt.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe aaGvrt.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe aaGvrt.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe aaGvrt.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{ACF3742B-09B5-421B-BDF2-BEE548AB1938}\chrome_installer.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe aaGvrt.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe aaGvrt.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe aaGvrt.exe File opened for modification C:\Program Files\7-Zip\7z.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe aaGvrt.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe aaGvrt.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe aaGvrt.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe aaGvrt.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE aaGvrt.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe aaGvrt.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe aaGvrt.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 2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aaGvrt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3232 2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3232 wrote to memory of 424 3232 2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe 82 PID 3232 wrote to memory of 424 3232 2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe 82 PID 3232 wrote to memory of 424 3232 2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe 82 PID 424 wrote to memory of 5068 424 aaGvrt.exe 83 PID 424 wrote to memory of 5068 424 aaGvrt.exe 83 PID 424 wrote to memory of 5068 424 aaGvrt.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-01_6627f88e7ea7adbf292757aabc418681_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3232 -
C:\Users\Admin\AppData\Local\Temp\aaGvrt.exeC:\Users\Admin\AppData\Local\Temp\aaGvrt.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:424 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1e210f6a.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:5068
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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
MD5a54b6ce3a6d2b7275efe6357512250c1
SHA13a0fa4165a5698310734d652368ed0196765dbf2
SHA2561af01be59cfaa43158dc90699c83f18df913c41bad444ab8519d3a58d9d6cd86
SHA51293d8ede2c31308d240a0325638079163be6aebbe80c4350fbab0d2c745a32844d60d5bbb4fc8b3a9bab5f84dad2c3e86cb8fa05564cdee3dc498eb080a96d051
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e