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
08-12-2024 17:44
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe
Resource
win7-20240903-en
General
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Target
2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe
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Size
1.1MB
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MD5
b417c90019f0ca1b6c228b4b52f26a9c
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SHA1
8b7fbf89a595b182aae602c2417fcab7cb3e7b06
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SHA256
08f8ad6289e8891be5412c7db870c32f80e3ea1394ae2fb2aff29057eb8e991d
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SHA512
54892bf96ee18f04f48319b7ca0a82a1ecdc3a37f618124ed11c5e3659b071d1b822ffae039fe68df4d4cb7e24da417afb81784cae1b7182714a5140d68584a1
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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/1304-8-0x0000000000840000-0x0000000000849000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0009000000023ba9-3.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation PZdtLo.exe -
Executes dropped EXE 1 IoCs
pid Process 1304 PZdtLo.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe PZdtLo.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe PZdtLo.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe PZdtLo.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE PZdtLo.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe PZdtLo.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe PZdtLo.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe PZdtLo.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe PZdtLo.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe PZdtLo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe PZdtLo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe PZdtLo.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe PZdtLo.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 2488 4228 WerFault.exe 82 -
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 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PZdtLo.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4228 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 4228 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 4228 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 4228 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4228 wrote to memory of 1304 4228 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 83 PID 4228 wrote to memory of 1304 4228 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 83 PID 4228 wrote to memory of 1304 4228 2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe 83 PID 1304 wrote to memory of 5020 1304 PZdtLo.exe 104 PID 1304 wrote to memory of 5020 1304 PZdtLo.exe 104 PID 1304 wrote to memory of 5020 1304 PZdtLo.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-08_b417c90019f0ca1b6c228b4b52f26a9c_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4228 -
C:\Users\Admin\AppData\Local\Temp\PZdtLo.exeC:\Users\Admin\AppData\Local\Temp\PZdtLo.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:1304 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\712a52d6.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:5020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4228 -s 14442⤵
- Program crash
PID:2488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4228 -ip 42281⤵PID:4536
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD545a2e281b42c537c034c4fd3a1574131
SHA12ba1a0490d9d3322c732d592d65c0d28962eb753
SHA2568005aa8cc5e622e7fbc6eb98e2a4029da9075b843f0086e4b32ee0a16109d330
SHA5129a51de9a1bdf9bf7ba63607d12179cbe4ba1a0066e62e9bf141b403e504afe3c8f36587302c79fa7caa705171aa9d74e73753eda232ba3e0c883013dd6d8e2e0
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e