Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2024 22:41
Static task
static1
Behavioral task
behavioral1
Sample
e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe
Resource
win7-20241010-en
General
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Target
e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe
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Size
12.0MB
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MD5
f752d1d252302ab343e24459778ba0c2
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SHA1
b8574e8e56d532c2e0041fcade4bbe7c7caf5409
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SHA256
e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf
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SHA512
ab292b38c4ac896a5c0a901dc3a8aa0c7c34535fd71129b5fe63e47889231eb54037592621ef0ee3017ac33481e1e8c4d978d78b0f8b82f8ae526e09211f1b36
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SSDEEP
49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zvFTCTMqQ:s/KU9/pyJx9Y5elD0T
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Detects Bdaejec Backdoor. 2 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/1800-6-0x0000000000EB0000-0x0000000000EB9000-memory.dmp family_bdaejec_backdoor behavioral2/memory/1800-48-0x0000000000EB0000-0x0000000000EB9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b5c-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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation TXq.exe -
Executes dropped EXE 1 IoCs
pid Process 1800 TXq.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe TXq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe TXq.exe File opened for modification C:\Program Files\7-Zip\7zG.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe TXq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe TXq.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe TXq.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE TXq.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe TXq.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe TXq.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe TXq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe TXq.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe TXq.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe TXq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe TXq.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe TXq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe TXq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe TXq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe TXq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe TXq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE TXq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe TXq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe TXq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe TXq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe TXq.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe TXq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe TXq.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 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1020 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1020 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe 1020 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe 1020 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1020 wrote to memory of 1800 1020 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe 82 PID 1020 wrote to memory of 1800 1020 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe 82 PID 1020 wrote to memory of 1800 1020 e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe 82 PID 1800 wrote to memory of 3568 1800 TXq.exe 83 PID 1800 wrote to memory of 3568 1800 TXq.exe 83 PID 1800 wrote to memory of 3568 1800 TXq.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe"C:\Users\Admin\AppData\Local\Temp\e679ddf3b470d129ece91cb71ffa57d37da6aaf29f7f3ea4a15926f7a2c607bf.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1020 -
C:\Users\Admin\AppData\Local\Temp\TXq.exeC:\Users\Admin\AppData\Local\Temp\TXq.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:1800 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1ceb22af.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:3568
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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
181B
MD58cb291deddf0c533faedc7f92ecc58fe
SHA1e183527b45afc05a624b5289b7ff2290998ecd55
SHA256a84458cf70ec18af1b524a387adafdebbf5e17c7b9ae7c1e359d4655af83c636
SHA5126630b1feca6c222bcb37f69e0c8044196084cec8151946034f1fbe39c4491cb6f195082b3ba4176f898046931fb14d4cb56149e0c70f3668158f7b02d43dfa43
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e