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
27-01-2025 10:53
Static task
static1
Behavioral task
behavioral1
Sample
aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe
Resource
win7-20240729-en
General
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Target
aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe
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Size
703KB
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MD5
83d476bdab5e677bea80fbb6174a880f
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SHA1
a8faa627105ed097eccb7753c10c8b1cbca82080
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SHA256
aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9
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SHA512
3039f5db24cbcdd2906a79b2575dd9bd0c07b429e2da85fc80357f2301635803dd434ea43ae6c3dc025894fba67a0178136b0a59dfe32f5d9f9bc4fa629728db
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SSDEEP
12288:9tPiphBGuISSrb8ZsiLfW4HmoYySSekE6m5qnlmXxRxstxvX067hpvXOR68i7ylZ:9tPiphMpSS/0sMfH0teE6eqlJXX9XOMV
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Blackmoon family
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Detect Blackmoon payload 1 IoCs
resource yara_rule behavioral2/memory/3300-48-0x0000000000400000-0x00000000006FA000-memory.dmp family_blackmoon -
Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/4708-46-0x0000000000F60000-0x0000000000F69000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x0009000000023c10-3.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 TqYcsO.exe -
Executes dropped EXE 1 IoCs
pid Process 4708 TqYcsO.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\tnameserv.exe TqYcsO.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe TqYcsO.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe TqYcsO.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE TqYcsO.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe TqYcsO.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE TqYcsO.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE TqYcsO.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe TqYcsO.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe TqYcsO.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe TqYcsO.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE TqYcsO.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe TqYcsO.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe TqYcsO.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe TqYcsO.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE TqYcsO.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe TqYcsO.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe TqYcsO.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe TqYcsO.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe TqYcsO.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE TqYcsO.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe TqYcsO.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe TqYcsO.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe TqYcsO.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE TqYcsO.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE TqYcsO.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 aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TqYcsO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3300 aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3300 wrote to memory of 4708 3300 aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe 83 PID 3300 wrote to memory of 4708 3300 aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe 83 PID 3300 wrote to memory of 4708 3300 aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe 83 PID 4708 wrote to memory of 5060 4708 TqYcsO.exe 85 PID 4708 wrote to memory of 5060 4708 TqYcsO.exe 85 PID 4708 wrote to memory of 5060 4708 TqYcsO.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe"C:\Users\Admin\AppData\Local\Temp\aa9c3dcbf4e00edae59f37b83fe4a7fdea4b7eb761cb29f399dd7fcf6715c5c9.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Users\Admin\AppData\Local\Temp\TqYcsO.exeC:\Users\Admin\AppData\Local\Temp\TqYcsO.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:4708 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2c356a8b.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:5060
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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
MD5fe151bb9a870b5fefa028ff005ef23c1
SHA129f514c737e511aad0cb7fb3d0f1a6b15df8f317
SHA256e74b937e4e4d90d2634067dead18d39b0730003aa537dd436a03edd7ab9337fd
SHA512b74865809399ef548ecf7318a033fa0963cd6f4d2cb27295978fbcffd2398284fdb91a801f8d3eb662df807439b4fce9a6c4d3ea13bfd2ee2c6ed5d5f577932e
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e