Analysis
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max time kernel
94s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2024 12:28
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe
Resource
win7-20241023-en
General
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Target
2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe
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Size
2.5MB
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MD5
85856482c1c320881623677723a068bf
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SHA1
d960566ab7df402ba961b507acd85760bebf26cd
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SHA256
4b10e0b045ca4b3f841a521c993f9e1daf7b6ce6cfe6cb0be95ca6e84acbac41
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SHA512
83376e625ba29f255e7b0ecacf2199076e118a437bcf178ecc207e81a2a8933c0ef3b9b4468ef9c3ab2d6beefce07910bdec67aaab1c16932d4f691bbe6f2266
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SSDEEP
49152:IYgqNpq3yCTcQSj6MrYHH2fdruaQH4s3Wn6V:Ii3lEcQSXrUmuaQH4sG
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/3164-45-0x0000000000690000-0x0000000000699000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000a000000023c07-3.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation BslEtv.exe -
Executes dropped EXE 1 IoCs
pid Process 3164 BslEtv.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe BslEtv.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe BslEtv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe BslEtv.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE BslEtv.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe BslEtv.exe File opened for modification C:\Program Files\DisconnectRename.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe BslEtv.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe BslEtv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe BslEtv.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe BslEtv.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe BslEtv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe BslEtv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE BslEtv.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe BslEtv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe BslEtv.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE BslEtv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe BslEtv.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe BslEtv.exe File opened for modification C:\Program Files\7-Zip\7zG.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe BslEtv.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe BslEtv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe BslEtv.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe BslEtv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe BslEtv.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe BslEtv.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BslEtv.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3016 wrote to memory of 3164 3016 2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe 83 PID 3016 wrote to memory of 3164 3016 2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe 83 PID 3016 wrote to memory of 3164 3016 2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe 83 PID 3164 wrote to memory of 1120 3164 BslEtv.exe 85 PID 3164 wrote to memory of 1120 3164 BslEtv.exe 85 PID 3164 wrote to memory of 1120 3164 BslEtv.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-30_85856482c1c320881623677723a068bf_mafia_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Users\Admin\AppData\Local\Temp\BslEtv.exeC:\Users\Admin\AppData\Local\Temp\BslEtv.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:3164 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\71dc674e.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1120
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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
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
187B
MD5cf05ac6553fd56255c16c44007614412
SHA1d8b2205471c758a02ec4bc9352d9d54b74befdbe
SHA25625371df114f98f1ebcf02a6510c2fa49e7168ca52a82c3bb58da159eab426000
SHA512c454ecfe09ce00fe39ba2a9fe66dc4406e4ef6509719dd5ea97c8bb485ea0e9df0caa7af7f78c6b3b14f31d8de4b419925a7a8a5e2f0b5bf4b2eaeeb78731dda
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e