Analysis
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max time kernel
129s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
10-10-2024 03:19
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe
Resource
win7-20240708-en
windows7-x64
15 signatures
150 seconds
General
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Target
5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe
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Size
3.0MB
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MD5
521a245cb48217d91d6d8deb99696aeb
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SHA1
87ab6e375a8f101c2093e58732fbe11a1d15ffbc
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SHA256
5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99
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SHA512
09c345453f3c4fca4f6b6efa78297a9b36c69b84372523d9ab64fc57eccf2ccf40b8287662a2082adec870c672d7defbdadc6fb9438288300c89976288a77649
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SSDEEP
98304:CQE4B5dHz6smSXE5LlblUmhgJecJZfeoACH:CJejT6lSXEjblUme8cJcoh
Malware Config
Extracted
Family
bdaejec
C2
ddos.dnsnb8.net
Signatures
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Detects Bdaejec Backdoor. 2 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral1/memory/1720-11-0x0000000001300000-0x0000000001309000-memory.dmp family_bdaejec_backdoor behavioral1/memory/1720-78-0x0000000001300000-0x0000000001309000-memory.dmp family_bdaejec_backdoor -
Modifies RDP port number used by Windows 1 TTPs
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resource yara_rule behavioral1/files/0x00080000000120fb-1.dat aspack_v212_v242 behavioral1/memory/1540-81-0x0000000002550000-0x0000000002559000-memory.dmp aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 1720 cVbAHp.exe -
Loads dropped DLL 2 IoCs
pid Process 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1540 set thread context of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jre7\bin\javaw.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jre7\bin\policytool.exe cVbAHp.exe File opened for modification C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE cVbAHp.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jre7\bin\rmiregistry.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\sidebar.exe cVbAHp.exe File opened for modification C:\Program Files\Windows Mail\WinMail.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe cVbAHp.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jre7\bin\java.exe cVbAHp.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe cVbAHp.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe cVbAHp.exe File opened for modification C:\Program Files\Windows Mail\wab.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE cVbAHp.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE cVbAHp.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe cVbAHp.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe cVbAHp.exe File opened for modification C:\Program Files\Windows Sidebar\sidebar.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe cVbAHp.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jre7\bin\kinit.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE cVbAHp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE cVbAHp.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe cVbAHp.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe cVbAHp.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe cVbAHp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe cVbAHp.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe cVbAHp.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe cVbAHp.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 4 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 cVbAHp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe -
Suspicious behavior: EnumeratesProcesses 39 IoCs
pid Process 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 2880 svchost.exe 2880 svchost.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 2880 svchost.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1540 wrote to memory of 1720 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 30 PID 1540 wrote to memory of 1720 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 30 PID 1540 wrote to memory of 1720 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 30 PID 1540 wrote to memory of 1720 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 30 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1540 wrote to memory of 2880 1540 5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe 31 PID 1720 wrote to memory of 624 1720 cVbAHp.exe 33 PID 1720 wrote to memory of 624 1720 cVbAHp.exe 33 PID 1720 wrote to memory of 624 1720 cVbAHp.exe 33 PID 1720 wrote to memory of 624 1720 cVbAHp.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe"C:\Users\Admin\AppData\Local\Temp\5ad3f0ca163cb4d21f3c091ab6329997141f3ec2b1b0e1c7de88c922b4502b99.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1540 -
C:\Users\Admin\AppData\Local\Temp\cVbAHp.exeC:\Users\Admin\AppData\Local\Temp\cVbAHp.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\17c42302.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:624
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C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2880
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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\LPQ313RR\k2[1].rar
Filesize4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
187B
MD5d81bb476f47116981df1efca5aafcca6
SHA19c96651369869b5b2691b812fd8f0260641f048f
SHA2569d444f29d8e3ff5a33e198e9e759e6f10f8dd02c014ec7e292c74c78e068cbdd
SHA512d35ff75216a487f482c50cc8636d45715a105025a6744b92c326fa2d9a9f412d4324ced1cafa4aa19d00460849402fb7538ba08f63321dac7cf5c9bee71ac8a4
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e