Analysis
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max time kernel
148s -
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
04-12-2024 19:28
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe
Resource
win7-20240708-en
General
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Target
2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe
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Size
3.5MB
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MD5
7a33ef8d6f507337d473ab45ee9d8164
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SHA1
c090882d93c1e260ea8151e90ecceb96290af8a4
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SHA256
e3112e1558f2fd0251ce474b4ab1e29775e8fbc572ddf8cac777ebc4bba7b4b8
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SHA512
24c79cc981c0eef78ab5ce1187b56087dbdce5b3fb7be6e760e0e143605a0211423d39c42ff12b3b94985fd413c72a40982f0adf9d7a62e095b1fd5327618345
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SSDEEP
98304:TTVmfVf9VudfKQjZXMm8qGuxCfac6xAKyfTim/FLOAkGkzdnEVomFHKnPW:TyVudbqfac6xAKy7rFLOyomFHKnPW
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/3804-8-0x00000000009E0000-0x00000000009E9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000b000000023cb6-3.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation vrihSN.exe -
Executes dropped EXE 1 IoCs
pid Process 3804 vrihSN.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe vrihSN.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe vrihSN.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe vrihSN.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe vrihSN.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe vrihSN.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe vrihSN.exe File opened for modification C:\Program Files\7-Zip\7z.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE vrihSN.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe vrihSN.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe vrihSN.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe vrihSN.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe vrihSN.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe vrihSN.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe vrihSN.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe vrihSN.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe vrihSN.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe vrihSN.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe vrihSN.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe vrihSN.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe vrihSN.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe vrihSN.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_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vrihSN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1516 2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe 1516 2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1516 wrote to memory of 3804 1516 2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe 83 PID 1516 wrote to memory of 3804 1516 2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe 83 PID 1516 wrote to memory of 3804 1516 2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe 83 PID 3804 wrote to memory of 4804 3804 vrihSN.exe 101 PID 3804 wrote to memory of 4804 3804 vrihSN.exe 101 PID 3804 wrote to memory of 4804 3804 vrihSN.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-04_7a33ef8d6f507337d473ab45ee9d8164_avoslocker_luca-stealer_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Users\Admin\AppData\Local\Temp\vrihSN.exeC:\Users\Admin\AppData\Local\Temp\vrihSN.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:3804 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2c03727f.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD5b31c0f2a7b0b53fa0983114854ce0a15
SHA11fd89645a50f3560b74ad063d35ddf724f9d2644
SHA256acd8fc715efd69f4a2fee5e39c0edb26aae1e338876051aa5e11a74c4e6c6c07
SHA512fd6fddb42e13271f5b1ecf3387936580a44ec849b8c9c47baadae82d1250ab9bf79784a6cce441de74a628535c755ef58e5e05d1f9a83b1cc25a3da7fc7df4d1
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e