Analysis
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max time kernel
26s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
26-04-2024 02:29
Behavioral task
behavioral1
Sample
a52ae675073af9baeb11414134b488b3cfc4114425b79a1dcdd7f276cdcdb47a.xlsm
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
a52ae675073af9baeb11414134b488b3cfc4114425b79a1dcdd7f276cdcdb47a.xlsm
Resource
win10v2004-20240412-en
General
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Target
a52ae675073af9baeb11414134b488b3cfc4114425b79a1dcdd7f276cdcdb47a.xlsm
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Size
91KB
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MD5
f5ec80972966b09fec252a7f1576d952
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SHA1
1a96337b3c822c8fa406029dac37191e5b3080a8
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SHA256
a52ae675073af9baeb11414134b488b3cfc4114425b79a1dcdd7f276cdcdb47a
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SHA512
09df67be1ea5ee80ef1ee89b65daeba4ae4cea11806f8560ea21379f37cbb73c94e2ddc02fcabfc8f4bc04caa4330f7c8f2f095882faf818c8279af196388fd9
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SSDEEP
1536:CguZCa6S5khUIZOBWfrt+BnZC4znOSjhLM+vGa/M1NIpPkUlB7583fjncFYIIPFM:CgugapkhlZOcZeZCaPjpM+d/Ms8ULav6
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 (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3064 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 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\a52ae675073af9baeb11414134b488b3cfc4114425b79a1dcdd7f276cdcdb47a.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3064