Analysis
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max time kernel
29s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11-06-2024 21:37
Behavioral task
behavioral1
Sample
b174fdc1b22c0ffbf099b5f4cf88a68ab4912d4879fd1a3cf1927f6db626fecd.xlsm
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b174fdc1b22c0ffbf099b5f4cf88a68ab4912d4879fd1a3cf1927f6db626fecd.xlsm
Resource
win10v2004-20240611-en
General
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Target
b174fdc1b22c0ffbf099b5f4cf88a68ab4912d4879fd1a3cf1927f6db626fecd.xlsm
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Size
92KB
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MD5
9fcdf88edbb9fd2affbe2ebda8865010
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SHA1
abef08ff7f8d7af0121065d4c1191532d0513f62
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SHA256
b174fdc1b22c0ffbf099b5f4cf88a68ab4912d4879fd1a3cf1927f6db626fecd
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SHA512
cb5d7dd65a6471599c59cee5bb66a807f6c51c4a729ab86c5be15563a93ce86d914362ff857ec98cdf40ea37ef1bcf3fb444afa64b34e30d98ec8d9aab1640e9
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SSDEEP
1536:CguZCa6S5khUI8W4v8deq4znOSjhLzVubGa/M1NIpPkUlB7583fjncFYIITFg:Cgugapkhlx4vwZaPjpzVw/Ms8ULavLcT
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 Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2936 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2936 EXCEL.EXE 2936 EXCEL.EXE 2936 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\b174fdc1b22c0ffbf099b5f4cf88a68ab4912d4879fd1a3cf1927f6db626fecd.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2936