Analysis
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max time kernel
43s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07-06-2024 01:54
Behavioral task
behavioral1
Sample
4a4206a29445ef41da8033f67a9855dc7cbefde4fa14e44ce28f6ccd45761b69.xlsm
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4a4206a29445ef41da8033f67a9855dc7cbefde4fa14e44ce28f6ccd45761b69.xlsm
Resource
win10v2004-20240508-en
General
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Target
4a4206a29445ef41da8033f67a9855dc7cbefde4fa14e44ce28f6ccd45761b69.xlsm
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Size
92KB
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MD5
4b69af4780aca9b952480032dfc25542
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SHA1
627138e6493af0647368bad83f83a901f18bdb2b
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SHA256
4a4206a29445ef41da8033f67a9855dc7cbefde4fa14e44ce28f6ccd45761b69
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SHA512
6d5ad82d8a65d38613db6fa223d72e64b854db208ad93d4dba2fef1bb4e8005057e7c6984d07d405520092540336551af7646bad40dd995234096b73ea1995b3
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SSDEEP
1536:CguZCa6S5khUIn64FTPz4znOSjhLqxMUH9Ga/M1NIpPkUlB7583fjncFYIILFlD:CgugapkhlnJtaPjpqxvD/Ms8ULavLcMD
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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2104 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2104 EXCEL.EXE 2104 EXCEL.EXE 2104 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\4a4206a29445ef41da8033f67a9855dc7cbefde4fa14e44ce28f6ccd45761b69.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2104