Analysis
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max time kernel
104s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-10-2024 14:35
Static task
static1
Behavioral task
behavioral1
Sample
1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe
Resource
win7-20241010-en
General
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Target
1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe
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Size
96KB
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MD5
f8de2772a14f7aba72f1a8768ca84b80
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SHA1
3c80b9317399f19b3ec89f0ad7fe93e65d574739
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SHA256
1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2e
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SHA512
5bd6c6af543134b0434def62bfad6d12b43584e9cada6b69a57da47b18079420300beff84cbb4567bd89eea67f1f004a96e1abb8464e0addbadd87b05c79fe70
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SSDEEP
1536:pECLKU4+dwC/p0cQ7ZCAINqPDHuXnvE0oK1eMGCq2iW7z:pJLrp0cQ7QAINqPDHQncAGCH
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/4232-29-0x00000000006D0000-0x00000000006D9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b93-3.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 mtGVKw.exe -
Executes dropped EXE 1 IoCs
pid Process 4232 mtGVKw.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe mtGVKw.exe File opened for modification C:\Program Files\7-Zip\7zG.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe mtGVKw.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe mtGVKw.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe mtGVKw.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe mtGVKw.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe mtGVKw.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe mtGVKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE mtGVKw.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe mtGVKw.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe mtGVKw.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe mtGVKw.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe mtGVKw.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 mtGVKw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1732 wrote to memory of 4232 1732 1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe 84 PID 1732 wrote to memory of 4232 1732 1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe 84 PID 1732 wrote to memory of 4232 1732 1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe 84 PID 4232 wrote to memory of 4628 4232 mtGVKw.exe 99 PID 4232 wrote to memory of 4628 4232 mtGVKw.exe 99 PID 4232 wrote to memory of 4628 4232 mtGVKw.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe"C:\Users\Admin\AppData\Local\Temp\1b27d568e090c376a9afdc08dc0a18b4d0fe12d10b3f4f6e37cb4ddd4de86f2eN.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Users\Admin\AppData\Local\Temp\mtGVKw.exeC:\Users\Admin\AppData\Local\Temp\mtGVKw.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:4232 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\095f44af.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4628
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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
MD515c27848348d58d7fd76bad014efe2cd
SHA1b109bcd1e463bdefdb47e1062b9a44b2ac253b04
SHA256ad6903d8981f0ba1d38a6a70dfe4fd1ab368446f0164ab02424d207c4eb2be8a
SHA5127f798f93b2a36e0572ec2cf040f445bd6571148c99ce27256abcbe368a8e6a304ce529c3abddaac7e762e2c089b898277f007fe16bf2811851baaf2e80036258
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e