Analysis
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max time kernel
43s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
25-05-2024 03:18
Behavioral task
behavioral1
Sample
1aaeb08ed5eb2c7cebfc7102bcdf12e54169237d57176a6352fc2a8713230044.xls
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1aaeb08ed5eb2c7cebfc7102bcdf12e54169237d57176a6352fc2a8713230044.xls
Resource
win10v2004-20240508-en
General
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Target
1aaeb08ed5eb2c7cebfc7102bcdf12e54169237d57176a6352fc2a8713230044.xls
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Size
947KB
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MD5
c066bc1908a8742d7524f94fe21cfc40
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SHA1
7900aab2a7eccf450117355f74b226bd34758802
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SHA256
1aaeb08ed5eb2c7cebfc7102bcdf12e54169237d57176a6352fc2a8713230044
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SHA512
25a66bdaf5acefc28df82eaf9bc0ab7922bdf736aa74b836753db5858c6bb918cd440000e9132f970b454fbd9ca8cb27cdf74a5429152b13cbbd1a32e219adf8
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SSDEEP
12288:Wsrr3/eSvrcf7akZfjLjw5PL1pPLUOuGDd1om3b6D0++DbUrhv8kqjxl:Wsrr3/eSvAf7akZfG1OO9Ygok
Malware Config
Signatures
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Office loads VBA resources, possible macro or embedded object present
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Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2316 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
EXCEL.EXEpid process 2316 EXCEL.EXE 2316 EXCEL.EXE 2316 EXCEL.EXE 2316 EXCEL.EXE
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\1aaeb08ed5eb2c7cebfc7102bcdf12e54169237d57176a6352fc2a8713230044.xls1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2316