Overview
overview
8Static
static
3KRNL-REBOR....3.dll
windows7-x64
1KRNL-REBOR....3.dll
windows10-2004-x64
1KRNL-REBOR...ET.dll
windows7-x64
1KRNL-REBOR...ET.dll
windows10-2004-x64
1KRNL-REBOR...ec.lnk
windows7-x64
3KRNL-REBOR...ec.lnk
windows10-2004-x64
3KRNL-REBOR...rn.dll
windows7-x64
3KRNL-REBOR...rn.dll
windows10-2004-x64
3KRNL-REBOR...03.exe
windows10-2004-x64
8KRNL-REBOR...ce.lnk
windows7-x64
3KRNL-REBOR...ce.lnk
windows10-2004-x64
3Analysis
-
max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
17-08-2024 08:38
Static task
static1
Behavioral task
behavioral1
Sample
KRNL-REBORN/Bunifu_UI_v1.5.3.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
KRNL-REBORN/Bunifu_UI_v1.5.3.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
KRNL-REBORN/ScintillaNET.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
KRNL-REBORN/ScintillaNET.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
KRNL-REBORN/autoexec.lnk
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
KRNL-REBORN/autoexec.lnk
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
KRNL-REBORN/krnl-reborn.dll
Resource
win7-20240705-en
Behavioral task
behavioral8
Sample
KRNL-REBORN/krnl-reborn.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
KRNL-REBORN/krnlss_v103.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral10
Sample
KRNL-REBORN/workspace.lnk
Resource
win7-20240708-en
Behavioral task
behavioral11
Sample
KRNL-REBORN/workspace.lnk
Resource
win10v2004-20240802-en
General
-
Target
KRNL-REBORN/autoexec.lnk
-
Size
1KB
-
MD5
4093f1e5a6222a64baf60a90e2b82cc3
-
SHA1
e9b8175224ad7c715fa2f08b79dbf864597f33fe
-
SHA256
b05e77d756a0970c0e8345ccc53b637b9f3926e788bbf5c1bbbb2bbff4d82348
-
SHA512
594685509699d205845f2843853e5e6c5e8b3a2950f34e40fa9395584df257f891d5ff86120f53c077ff7346cd03907eb33913f25be5ca860e6272416cd70c23
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 33 IoCs
Processes:
cmd.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 5a00310000000000bd565cb610005061636b616765730000420009000400efbea2504d38015767b22e000000a07f0c00000018000000000000000000000000000000f5052a015000610063006b006100670065007300000018000000 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 = 9a00310000000000a656b2411000524f424c4f587e312e524f4200007e0009000400efbea656b241015767b22e000000d1031f00000014000000000000000000000000000000951e370052004f0042004c004f00580043004f00520050004f0052004100540049004f004e002e0052004f0042004c004f0058005f00350035006e006d00350065006800330063006d0030007000720000001c000000 cmd.exe Set value (int) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\NodeSlot = "1" cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\MRUListEx = ffffffff cmd.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 5000310000000000015733aa10004c6f63616c003c0009000400efbe5453ba35015767b22e000000637f0c0000001c00000000000000000000000000000019d12b014c006f00630061006c00000014000000 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = 00000000ffffffff cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 = 4800310000000000fd5601be102041430000360009000400efbea656b241015767b22e00000015c21f00000015000000000000000000000000000000f3d7b90041004300000012000000 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\MRUListEx = 00000000ffffffff cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 = 5a00310000000000fd568a3410206175746f657865630000420009000400efbefd568a3401576db22e000000db1c1200000009000000000000000000000000000000b633c2006100750074006f006500780065006300000018000000 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 820074001c004346534616003100000000005453c635120041707044617461000000741a595e96dfd3488d671733bcee28bac5cdfadf9f6756418947c5c76bc0b67f400009000400efbe5453ba3501573ab12e0000002feb03000000480000000000000000000000000000001536b2004100700070004400610074006100000042000000 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff cmd.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 cmd.exe Set value (data) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\MRUListEx = 00000000ffffffff cmd.exe