Analysis
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max time kernel
49s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
31-05-2024 02:18
Behavioral task
behavioral1
Sample
4223b1b4e0ee23a5e6bc7b1babd18dd9678bcc9a8fcbabe6c9a262f6dc4c92f7.xlsm
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
4223b1b4e0ee23a5e6bc7b1babd18dd9678bcc9a8fcbabe6c9a262f6dc4c92f7.xlsm
Resource
win10v2004-20240508-en
General
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Target
4223b1b4e0ee23a5e6bc7b1babd18dd9678bcc9a8fcbabe6c9a262f6dc4c92f7.xlsm
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Size
92KB
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MD5
c0b3b54f0c57b07d71e092c030148755
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SHA1
9c3a2510a683d2fc82d8c8d3d7be73ce50763f92
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SHA256
4223b1b4e0ee23a5e6bc7b1babd18dd9678bcc9a8fcbabe6c9a262f6dc4c92f7
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SHA512
59390a00bf6e2d281e4cd0e81f72c81eb16c8437a5814a46a5fbe6ae781e3843d4df70f93fb56c1b44eba6084aaa8bf1e26e26d3a15f21f605755fa14e96087f
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SSDEEP
1536:CguZCa6S5khUIxwXVdO5caHurEHzVZdc3Ga/M1NIpPkUlB7583fjncFYIIBFoY:Cgugapkhl47O5cguEzVzi/Ms8ULavLcC
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
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1756 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1756 EXCEL.EXE 1756 EXCEL.EXE 1756 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\4223b1b4e0ee23a5e6bc7b1babd18dd9678bcc9a8fcbabe6c9a262f6dc4c92f7.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1756