Analysis
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max time kernel
42s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
31-05-2024 02:02
Behavioral task
behavioral1
Sample
fb73807e03d0b2c8f64a39e6c75cfd028e37e183b8596656ce778ce31e13e924.xlsm
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
fb73807e03d0b2c8f64a39e6c75cfd028e37e183b8596656ce778ce31e13e924.xlsm
Resource
win10v2004-20240508-en
General
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Target
fb73807e03d0b2c8f64a39e6c75cfd028e37e183b8596656ce778ce31e13e924.xlsm
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Size
92KB
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MD5
795a27e0afafd9b94b56b7cc1c52f10d
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SHA1
2517460c95da6c1f001aa0b98f0ac2ec99476d1f
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SHA256
fb73807e03d0b2c8f64a39e6c75cfd028e37e183b8596656ce778ce31e13e924
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SHA512
0660b4eeea67082e6a200c5e7d3e66f0acdf13c3f2bf8e218b81cd56cc8f7f10b0bb3cca003eb1ec73529a73d39b7b9f4cc341a3236c37140f9b37d994af0a8e
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SSDEEP
1536:CguZCa6S5khUICVpZYi4znOSjhLM+vGa/M1NIpPkUlB7583fjncFYII2FN:CgugapkhlIHaPjpM+d/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 Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\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-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1548 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1548 EXCEL.EXE 1548 EXCEL.EXE 1548 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\fb73807e03d0b2c8f64a39e6c75cfd028e37e183b8596656ce778ce31e13e924.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1548