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Analysis
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max time kernel
11s -
max time network
15s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
15/08/2024, 21:40
Behavioral task
behavioral1
Sample
caf382e68c15d63324bc42c21c891d7a6ece9b23f955d1b8e37c429073e9f566.xls
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
caf382e68c15d63324bc42c21c891d7a6ece9b23f955d1b8e37c429073e9f566.xls
Resource
win10v2004-20240802-en
General
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Target
caf382e68c15d63324bc42c21c891d7a6ece9b23f955d1b8e37c429073e9f566.xls
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Size
298KB
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MD5
c060b4f9d6251f6e4d1fdf394d46b8d1
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SHA1
99c05aa7738182a0c272325f2bb73822ba76c956
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SHA256
caf382e68c15d63324bc42c21c891d7a6ece9b23f955d1b8e37c429073e9f566
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SHA512
274ec8f96132ede2031ba0d2f1c20cad4218d4bb3038580926a70f0603f6973e0152f999c574ae68612367f77b663f25ec107643fcbb6344421de9306959e073
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SSDEEP
6144:/aEk3hOdsylKlgryzc4bNhZF+E+//gEDWTOI2CKMMiXn6xpK0J7dToItHQ/ePbA7:/a6W6xpK09dE
Malware Config
Signatures
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Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" EXCEL.EXE -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EXCEL.EXE -
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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\SOFTWARE\MICROSOFT\Internet Explorer\Main EXCEL.EXE -
Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://3azu.taobao.com" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://3azu.taobao.com" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3012 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3012 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3012 EXCEL.EXE 3012 EXCEL.EXE 3012 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\caf382e68c15d63324bc42c21c891d7a6ece9b23f955d1b8e37c429073e9f566.xls1⤵
- Disables RegEdit via registry modification
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3012
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD563a99f0138b8b8db9b1ea7c49bf4b9fb
SHA120f81df4d9b710d478974e64c3f00f27504b454c
SHA256516eb4fe006dadc0cc6074a99a6cf572e6141766335f8198b00a0067d512ac1f
SHA512c894d763c1b772a3fcc89683f3ce7c142069106efafaad39ba98f9368a7b79310f541d6fe1aceafee7d6272df75eae2879a5d426bbaebda299a1c5e5a08b25c5