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Resubmissions
22/01/2024, 23:53
240122-3xe39sefh2 7Analysis
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max time kernel
2s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
22/01/2024, 23:53
Static task
static1
Behavioral task
behavioral1
Sample
Lecture1.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
Lecture1.exe
Resource
win10v2004-20231215-en
General
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Target
Lecture1.exe
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Size
188KB
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MD5
122e3ae9475052e416f3e0736f16a30d
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SHA1
b19d1ca3d8ddcffc84ae6be8306cf50fba5d7775
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SHA256
12d2f3baa485c5ec40bef2ae1c5a9afc885f895e8e915d32433b6882439a99d9
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SHA512
ed9e1ea23c8646e2ee715a3dc9f23cf8cbb54864371dbf734466fa751bd06fadcd7bb674bb82e2a76c8385c46a98a8bf3b91be8a81d619399cb71059bffad094
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SSDEEP
1536:RDtNKbhY9FNAxQKg+R0Rh77YFBVoyBEv5pVTwVcl:MbytAFgx2FBuyeVTqY
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 22 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runasuser reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\ShellEx\ContextMenuHandlers reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runas\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\edit reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\print reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\DefaultIcon reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\ShellEx\ContextMenuHandlers\Compatibility reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\ShellEx\{8895b1c6-b41f-4c1c-a562-0d564250836f} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shellex\DropHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shellex reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\print\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\runas reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\ShellEx\DropHandler reg.exe -
Registers COM server for autorun 1 TTPs 64 IoCs
description ioc Process Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0066-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0035-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0066-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0038-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0045-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F059-0000-0000-C000-000000000046}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{80757306-5146-11D5-A672-00B0D022E945}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0021-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0048-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0017-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F055-0000-0000-C000-000000000046}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{993BE281-6695-4BA5-8A2A-7AACBFAAB69E}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0063-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0037-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{97A2762C-403C-4953-A121-7A75ABCE4373}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C6E13360-30AC-11D0-A18C-00A0C9118956}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0080-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6E65CBC0-926D-11D0-8E27-00C04FC99DCF}\InProcServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0003-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0049-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0069-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0034-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0036-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F057-0000-0000-C000-000000000046}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{AB5C5600-7E6E-4B06-9197-9ECEF74D31CC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3B06E967-E47C-11CD-8701-00AA003F0F07}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{435fdba0-964c-43a7-8aff-cc94e21b2249}\InProcServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4375351E-7052-40DF-B4D3-6095E7F8811B}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8A683C92-BA84-11CF-8110-00A0C9030074}\InprocServer32\11.0.0.0 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0024-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0002E169-0000-0000-C000-000000000046}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0014-0002-0000-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0012-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0043-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3B06E989-E47C-11CD-8701-00AA003F0F07}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BC9E435A-F037-11CD-8701-00AA003F0F07}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3B06E961-E47C-11CD-8701-00AA003F0F07}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BC9E4356-F037-11CD-8701-00AA003F0F07}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0025-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0001-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0057-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0014-0001-0004-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0006F023-0000-0000-C000-000000000046}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{27CE30A0-91FF-101B-AF4E-00AA003F0F07}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C100BED0-D33A-4a4b-BF23-BBEF4663D017}\InProcServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0062-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{0002E187-0000-0000-C000-000000000046}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{9ecf51f8-cfb1-458d-9485-f5a231afd22f}\InProcServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0068-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3133A7FE-BC5F-4D81-BF02-184ECC88D66E}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0048-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{22c6c651-f6ea-46be-bc83-54e83314c67f}\InProcServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0070-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0043-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0072-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{80757320-5146-11D5-A672-00B0D022E945}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0013-0001-0016-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0047-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0055-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0029-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B5C71A93-FA82-4672-8B6A-E2C0FF64FF9D}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BFFECCA7-4069-49F9-B5AB-7CCBB078ED91}\InprocServer32\4.0.0.0 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0065-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0077-ABCDEFFEDCBC}\InprocServer32 reg.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 Lecture1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 64 IoCs
description ioc Process Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0072-ABCDEFFEDCBB} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.dotm\Word.TemplateMacroEnabled.12 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Access.Shortcut.Macro.1\shell\Open\ddeexec\application reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\AtWorkRendering reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D9160E22-BDF3-4D8A-818C-D99D10EC7BEF} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0046-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\DAO.Index.120 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Access.BlankProjectTemplate.14\shell reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0014-0002-0015-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{DBC80044-A445-435b-BC74-9C25C1C588A9}\Implemented Categories reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Applications\faxcover.exe reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8075735F-5146-11D5-A672-00B0D022E945}\InprocServer32\14.0.0.0 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Access.BlankProjectTemplate.14 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\SysFxUi.DLL reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0015-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0007-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C100BEF3-D33A-4a4b-BF23-BBEF4663D017} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0028-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\AcroExch.Plugin reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0013-0001-0014-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0018-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.dsp\PersistentHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.pnf reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0008-ABCDEFFEDCBB} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0047-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.mad reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.ogm reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\BCSSync.Remoter.1 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0085-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{0b6faa6c-afa9-4c9f-92a9-d1b9e13e49e7} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0014-0002-0034-ABCDEFFEDCBB} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0013-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0010-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0066-ABCDEFFEDCBB}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0014-0002-0018-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0014-0002-0027-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.gxf reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.potx\ShellEx reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Applications\mspaint.exe\shell\edit\command reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.xps\OpenWithProgIds reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{C6E13344-30AC-11D0-A18C-00A0C9118956}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0053-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Access.Shortcut.View.1\shell\Design\ddeexec\application reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{00020D75-0000-0000-C000-000000000046} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0014-0002-0038-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0041-ABCDEFFEDCBA} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.mpv2\ShellEx\{BB2E617C-0920-11D1-9A0B-00C04FC2D6C1} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{7c61d0a6-af7e-483a-b705-d2c5c2264656} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.mpg\OpenWithList reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Access.ACCFTFile\CurVer reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4E9963B7-B2BF-4685-9378-8FEBEA364EF8}\InprocServer32\4.0.0.0 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0031-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0017-0000-0064-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.oc_\PersistentHandler reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0049-ABCDEFFEDCBC} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0081-ABCDEFFEDCBA}\InprocServer32 reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0016-0000-0047-ABCDEFFEDCBB} reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.aiff\PersistentHandler reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.secstore reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1F2FD001-0148-474e-843E-D6D37A848D62} reg.exe Key deleted \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{CAFEEFAC-0015-0000-0065-ABCDEFFEDCBC}\InprocServer32 reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\.hxa\OpenWithProgids reg.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3028 Lecture1.exe Token: SeDebugPrivilege 3028 Lecture1.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3028 wrote to memory of 2748 3028 Lecture1.exe 29 PID 3028 wrote to memory of 2748 3028 Lecture1.exe 29 PID 3028 wrote to memory of 2748 3028 Lecture1.exe 29 PID 2748 wrote to memory of 2788 2748 cmd.exe 30 PID 2748 wrote to memory of 2788 2748 cmd.exe 30 PID 2748 wrote to memory of 2788 2748 cmd.exe 30 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\Lecture1.exe"C:\Users\Admin\AppData\Local\Temp\Lecture1.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3028 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /k reg delete HKCR /f2⤵
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\system32\reg.exereg delete HKCR /f3⤵
- Modifies system executable filetype association
- Registers COM server for autorun
- Modifies registry class
PID:2788
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Pre-OS Boot
1Bootkit
1