Analysis
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max time kernel
106s -
max time network
145s -
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, 15:43
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/4976-8-0x0000000000C90000-0x0000000000C99000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0009000000023c95-3.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation gWdImo.exe -
Executes dropped EXE 1 IoCs
pid Process 4976 gWdImo.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\7zG.exe gWdImo.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE gWdImo.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.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\Java\jdk-1.8\jre\bin\rmiregistry.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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.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\Java\jdk-1.8\bin\jps.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.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\Windows Photo Viewer\ImagingDevices.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe gWdImo.exe File opened for modification C:\Program Files\dotnet\dotnet.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe gWdImo.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe gWdImo.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.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\Mozilla Firefox\minidump-analyzer.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe gWdImo.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe gWdImo.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe gWdImo.exe File opened for modification C:\Program Files\7-Zip\7z.exe gWdImo.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.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\AcroRd32Info.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.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\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.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\jdk-1.8\bin\jstatd.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe gWdImo.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.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\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.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\Microsoft Office 15\ClientX64\IntegratedOffice.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe gWdImo.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe gWdImo.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe gWdImo.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe gWdImo.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.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 3988 1736 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 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 1736 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 1736 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 1736 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 1736 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1736 wrote to memory of 4976 1736 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 83 PID 1736 wrote to memory of 4976 1736 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 83 PID 1736 wrote to memory of 4976 1736 2024-12-31_36f13bfb14c3a39cb69fccaed59e932e_smoke-loader_wapomi.exe 83 PID 4976 wrote to memory of 2548 4976 gWdImo.exe 104 PID 4976 wrote to memory of 2548 4976 gWdImo.exe 104 PID 4976 wrote to memory of 2548 4976 gWdImo.exe 104
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:1736 -
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:4976 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\103c2abd.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2548
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 19322⤵
- Program crash
PID:3988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1736 -ip 17361⤵PID:1244
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD567d244801e01b9346fd4693c52dac233
SHA1d7e1405eb8a9c69c22305bcfec22b58c3cbc77a3
SHA2569ca07765a8f38169ef627309167f39ff330eaa3df3735e158f0a3a2e0f62d836
SHA512096e0cfd46312590cbf51693d65b4e1d060234f87181efe4e01e2139e32b08215e51de34b87ab362ed46c624b8f35d6660a7ccb38bcb2ef21e6669696bf32cb5
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e