Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
11-01-2025 00:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe
Resource
win7-20241023-en
windows7-x64
13 signatures
150 seconds
General
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Target
36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe
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Size
1.9MB
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MD5
f44e2553b0ce14fcad1a32319107c812
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SHA1
ccc7d924e59ba8173cb28351b40b441685ced33d
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SHA256
36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8
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SHA512
ace28baa5b7620856a1fb5591671b33f3df3225196c9815ff7013573f0c8d9322f600aa6e46321cc495ca6cf1ed0d006da984dbd1841a99819d44a04b19eb223
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SSDEEP
24576:D26jt3G+/f4gQw8jHosWzgFjwMQIeCHBIZXiHgpPx/rIEKz7sOCDHwS/g40Q5Gz6:DpgkrzgVmjCh9CNDKXsrDDWQQzORzP
Malware Config
Extracted
Family
bdaejec
C2
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 behavioral1/memory/2564-12-0x0000000000E20000-0x0000000000E29000-memory.dmp family_bdaejec_backdoor behavioral1/memory/2564-62-0x0000000000E20000-0x0000000000E29000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x000d000000012281-4.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 2564 WkJTKq.exe -
Loads dropped DLL 2 IoCs
pid Process 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe WkJTKq.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe WkJTKq.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe WkJTKq.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe WkJTKq.exe File opened for modification C:\Program Files\Windows Journal\Journal.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE WkJTKq.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jre7\bin\javaws.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jre7\bin\ktab.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE WkJTKq.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe WkJTKq.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe WkJTKq.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe WkJTKq.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Windows Mail\WinMail.exe WkJTKq.exe File opened for modification C:\Program Files\7-Zip\7z.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\misc.exe WkJTKq.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe WkJTKq.exe File opened for modification C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe WkJTKq.exe File opened for modification C:\Program Files\Windows Defender\MSASCui.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jre7\bin\keytool.exe WkJTKq.exe File opened for modification C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jre7\bin\java-rmi.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jre7\bin\policytool.exe WkJTKq.exe File opened for modification C:\Program Files\Java\jre7\bin\rmiregistry.exe WkJTKq.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe WkJTKq.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe WkJTKq.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe WkJTKq.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe WkJTKq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE WkJTKq.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe WkJTKq.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe WkJTKq.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 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WkJTKq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 1 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeCreateTokenPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeAssignPrimaryTokenPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeLockMemoryPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeIncreaseQuotaPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeMachineAccountPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeTcbPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeSecurityPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeTakeOwnershipPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeLoadDriverPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeSystemProfilePrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeSystemtimePrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeProfSingleProcessPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeIncBasePriorityPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeCreatePagefilePrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeCreatePermanentPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeBackupPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeRestorePrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeShutdownPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeDebugPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeAuditPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeSystemEnvironmentPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeChangeNotifyPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeRemoteShutdownPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeUndockPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeSyncAgentPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeEnableDelegationPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeManageVolumePrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeImpersonatePrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: SeCreateGlobalPrivilege 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 31 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 32 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 33 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 34 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 35 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 36 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 37 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 38 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 39 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 40 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 41 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 42 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 43 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 44 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 45 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 46 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 47 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe Token: 48 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2140 wrote to memory of 2564 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe 30 PID 2140 wrote to memory of 2564 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe 30 PID 2140 wrote to memory of 2564 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe 30 PID 2140 wrote to memory of 2564 2140 36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe 30 PID 2564 wrote to memory of 2920 2564 WkJTKq.exe 32 PID 2564 wrote to memory of 2920 2564 WkJTKq.exe 32 PID 2564 wrote to memory of 2920 2564 WkJTKq.exe 32 PID 2564 wrote to memory of 2920 2564 WkJTKq.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe"C:\Users\Admin\AppData\Local\Temp\36a31449a88798938fb855f3ee69ad0d8963fd04a7a615523ebf334ea4b370f8.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Users\Admin\AppData\Local\Temp\WkJTKq.exeC:\Users\Admin\AppData\Local\Temp\WkJTKq.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\5c8c304f.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2920
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6G4X5UFP\k2[1].rar
Filesize4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
187B
MD535d28221e74720dc3915bd90a452d02e
SHA1f8e3865ceec4e255d63b7d947a0a56f7be84733b
SHA25637a00a5ecc05980a7b9674196fe610a1206fe96c0fe25a2f68bd468a792b7407
SHA5120f6d71df2fb58a848cdd23147bf58a25d32ea0aabfac6e00e46c9503e1c4f60c13f771d71c1917703e79ac1709d9cedba666be2655afba975feb13f8a8d37ddf
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e