Analysis
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max time kernel
21s -
max time network
10s -
platform
windows10-ltsc 2021_x64 -
resource
win10ltsc2021-20241211-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system -
submitted
12/12/2024, 22:05
Static task
static1
1 signatures
General
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Target
DutchbotInject.exe
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Size
161KB
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MD5
6cb99c55f0d629d987a3e1cd838c251f
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SHA1
fc4fb10db33c0072ef2fda75f03ca24133b2ab86
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SHA256
bbddd9c524af0099a14653dc9fc4cbb1621f6eebe4fae7385e034884e45089a7
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SHA512
ae721c475450ff1d0a13d637e932bfdf5d05916527caa437897bc6897ee1523e21ce3ad87ab632d93e5c191afe26421fac364e5d918c368efcbf074d7e975ea6
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SSDEEP
1536:fRGCzQjSVxm+GCq2iW7zLNX5MdzNoBl4Lq:fRGWjPZGCHlX5kel4Lq
Malware Config
Extracted
Family
bdaejec
C2
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 behavioral1/memory/3056-49-0x0000000000280000-0x0000000000289000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x000600000004586f-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-1-5-21-2062871678-1047416116-518495306-1000\Control Panel\International\Geo\Nation Ghxb.exe -
Executes dropped EXE 1 IoCs
pid Process 3056 Ghxb.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe Ghxb.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe Ghxb.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe Ghxb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe Ghxb.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe Ghxb.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe Ghxb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE Ghxb.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe Ghxb.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseAPToast.exe Ghxb.exe File opened for modification C:\Program Files\7-Zip\7zG.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe Ghxb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe Ghxb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe Ghxb.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe Ghxb.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE Ghxb.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseImdsCollector.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe Ghxb.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe Ghxb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE Ghxb.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe Ghxb.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe Ghxb.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe Ghxb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe Ghxb.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe Ghxb.exe File opened for modification C:\Program Files\Windows Defender\NisSrv.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe Ghxb.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe Ghxb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe Ghxb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe Ghxb.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe Ghxb.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe Ghxb.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe Ghxb.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe Ghxb.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe Ghxb.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe Ghxb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe Ghxb.exe -
Launches sc.exe 4 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4424 sc.exe 3412 sc.exe 2356 sc.exe 4744 sc.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 11 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 sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DutchbotInject.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghxb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe 2920 DutchbotInject.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2920 wrote to memory of 3056 2920 DutchbotInject.exe 82 PID 2920 wrote to memory of 3056 2920 DutchbotInject.exe 82 PID 2920 wrote to memory of 3056 2920 DutchbotInject.exe 82 PID 2920 wrote to memory of 2320 2920 DutchbotInject.exe 83 PID 2920 wrote to memory of 2320 2920 DutchbotInject.exe 83 PID 2920 wrote to memory of 2320 2920 DutchbotInject.exe 83 PID 2320 wrote to memory of 4744 2320 cmd.exe 84 PID 2320 wrote to memory of 4744 2320 cmd.exe 84 PID 2320 wrote to memory of 4744 2320 cmd.exe 84 PID 2920 wrote to memory of 2656 2920 DutchbotInject.exe 85 PID 2920 wrote to memory of 2656 2920 DutchbotInject.exe 85 PID 2920 wrote to memory of 2656 2920 DutchbotInject.exe 85 PID 2656 wrote to memory of 4424 2656 cmd.exe 86 PID 2656 wrote to memory of 4424 2656 cmd.exe 86 PID 2656 wrote to memory of 4424 2656 cmd.exe 86 PID 2920 wrote to memory of 728 2920 DutchbotInject.exe 87 PID 2920 wrote to memory of 728 2920 DutchbotInject.exe 87 PID 2920 wrote to memory of 728 2920 DutchbotInject.exe 87 PID 728 wrote to memory of 3412 728 cmd.exe 88 PID 728 wrote to memory of 3412 728 cmd.exe 88 PID 728 wrote to memory of 3412 728 cmd.exe 88 PID 2920 wrote to memory of 2324 2920 DutchbotInject.exe 89 PID 2920 wrote to memory of 2324 2920 DutchbotInject.exe 89 PID 2920 wrote to memory of 2324 2920 DutchbotInject.exe 89 PID 2324 wrote to memory of 2356 2324 cmd.exe 90 PID 2324 wrote to memory of 2356 2324 cmd.exe 90 PID 2324 wrote to memory of 2356 2324 cmd.exe 90 PID 3056 wrote to memory of 4964 3056 Ghxb.exe 92 PID 3056 wrote to memory of 4964 3056 Ghxb.exe 92 PID 3056 wrote to memory of 4964 3056 Ghxb.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\DutchbotInject.exe"C:\Users\Admin\AppData\Local\Temp\DutchbotInject.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Users\Admin\AppData\Local\Temp\Ghxb.exeC:\Users\Admin\AppData\Local\Temp\Ghxb.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:3056 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4fd8036c.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4964
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c sc stop FairplayKD >nul2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Windows\SysWOW64\sc.exesc stop FairplayKD3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4744
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c sc delete FairplayKD >nul2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Windows\SysWOW64\sc.exesc delete FairplayKD3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4424
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c sc stop FairplayKD1 >nul2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:728 -
C:\Windows\SysWOW64\sc.exesc stop FairplayKD13⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3412
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c sc delete FairplayKD1 >nul2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Windows\SysWOW64\sc.exesc delete FairplayKD13⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2356
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
183B
MD5c43f651bb9809ee525ac2a1c305e1650
SHA1f10fb65aba17a16fa32159c1169f8699ebbc9dbd
SHA25616d8fcb0753b9fa9bce874d01adbbfeba0a4cd3222cbb41fac77c7c7573252c9
SHA512f2fee46868aa6c0ed2393ca13d9cc639985a6b6f72b8e58ff61ceb1e50b6b299b05d1b3c8f55d037437c05e34bd8273acb15a6ba1091f5f896aad0f2bb7800f9
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e