Analysis
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max time kernel
144s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/12/2022, 21:07
Static task
static1
Behavioral task
behavioral1
Sample
c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe
Resource
win7-20220812-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
7 signatures
150 seconds
General
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Target
c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe
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Size
44KB
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MD5
8a33f82117c5e2f4f94f23f3c4d12f5d
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SHA1
344a59199bac21cd9c522cda839cb64834b6f8f7
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SHA256
c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505
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SHA512
abce75fdc576184e5546f050160e9a470f4ebec254c0d0b025203cdca3b5bec01ae8029c026b6a83767e1e36d91d007d554dd0642f10df266762959d9c6fc6c7
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SSDEEP
384:/TevZce/+Pje/KLe/Le/tfF15m7T9P6xOFsiNm2XB/4251re/tfF17e/7e/KCe/w:/Cx9fvq5n0p/tNm2XBwOS5nC6mY
Score
4/10
Malware Config
Signatures
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Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Symantec\LiveUpdate\LUALL.EXE c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 explorer.exe -
Modifies registry class 38 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\NodeSlot = "1" explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 78003100000000000c5519991100557365727300640009000400efbe874f774885555d8d2e000000c70500000000010000000000000000003a00000000008714af0055007300650072007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100380031003300000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 50003100000000000c5543a3100041646d696e003c0009000400efbe0c55199985555d8d2e00000077e10100000001000000000000000000000000000000e70d0201410064006d0069006e00000014000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 = 50003100000000000c55d7a210004c6f63616c003c0009000400efbe0c55199985555d8d2e00000095e10100000001000000000000000000000000000000f62348004c006f00630061006c00000014000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0 = cc0031000000000085555d8d12004334353434447e310000b40009000400efbe85555d8d85555d8d2e0000002c2e0200000007000000000000000000000000000000bb082f0063003400350034003400640064003200310035003800630038003300660030003400370038003000350061003600640035006500350030003700310066003400610063003200380035006500370064003100620034003200320063003900660063003000630038003300300066003700360065003500320064003500300035006c00000018000000 explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 = 56003100000000000c55199912004170704461746100400009000400efbe0c55199985555d8d2e00000082e10100000001000000000000000000000000000000bc3d97004100700070004400610074006100000016000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 = 4e0031000000000085555d8d100054656d7000003a0009000400efbe0c55199985555d8d2e00000096e10100000001000000000000000000000000000000bb082f00540065006d007000000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\MRUListEx = ffffffff explorer.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4764 explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4764 explorer.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5100 c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe 4764 explorer.exe 4764 explorer.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5100 wrote to memory of 956 5100 c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe 81 PID 5100 wrote to memory of 956 5100 c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe 81 PID 5100 wrote to memory of 956 5100 c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe"C:\Users\Admin\AppData\Local\Temp\c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5100 -
C:\Windows\SysWOW64\explorer.exeexplorer c4544dd2158c83f047805a6d5e5071f4ac285e7d1b422c9fc0c830f76e52d505l2⤵PID:956
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4764
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4888