Analysis
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max time kernel
25s -
max time network
15s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
25-05-2024 03:25
Behavioral task
behavioral1
Sample
832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.xls
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.xls
Resource
win10v2004-20240508-en
General
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Target
832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.xls
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Size
938KB
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MD5
21f8154220ec692ea8e9c60d66aaad68
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SHA1
a04dcd1355a6080820117150f0381a8d885c41d3
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SHA256
832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b
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SHA512
1338ab256ee549ffe3ce4167cf949feb99cbf2c435ef93d8f22ca1b2bf231789ed7774d6168880d67733e807022244978a8a2df127c965834320ec425c75b4d6
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SSDEEP
12288:W4rr3/eSvr0f7akZ7d/jp4F4Z0NmJESVQr1ou3b6g4Ug6boZ6zh3jKW:W4rr3/eSv4f7akZ7JZVE/uTSF
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 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 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 (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 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 Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2648 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
EXCEL.EXEpid process 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 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\832b388f69816abdaa3518eb978bcaae091ae1e8423e06e0303484826c55915b.xls1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2648