Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
01-03-2024 14:05
Behavioral task
behavioral1
Sample
İÇİŞLERİ MÜŞAVİRİ.xlsb
Resource
win7-20240221-en
General
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Target
İÇİŞLERİ MÜŞAVİRİ.xlsb
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Size
76KB
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MD5
750cdf7cd0f23280e56992ae8896cc8f
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SHA1
c065d16a1a2ee94f3877bb2342d7ac13cd312b14
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SHA256
5f65359cec8009a484bd59696ad62e99565faba19d52fae3776350d544d710c3
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SHA512
534c8a821f5cf24c34bd42d2d0ac1173c7ec454df876e8679ac1f95b06473c7a1ae21bf1ab671981270325e8ca8e0adcc8147f2ec0d5d864aa24eb1ff5ca57d2
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SSDEEP
1536:yF1QWz3NsQkL6RogIil/y0Jf6jk03mFa6Dc8TCG4niV1ut:G1QyNsilnyg02TDwlnpt
Malware Config
Signatures
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Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\5D775E00 office_xlm_macros -
Deletes itself 1 IoCs
Processes:
EXCEL.EXEpid process 1716 EXCEL.EXE -
Drops startup file 1 IoCs
Processes:
EXCEL.EXEdescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Officesec.bat EXCEL.EXE -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
NTFS ADS 1 IoCs
Processes:
EXCEL.EXEdescription ioc process File created C:\Users\Admin\AppData\Local\Temp\5D775E00\:Zone.Identifier:$DATA EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1716 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 1716 EXCEL.EXE 1716 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE 1716 EXCEL.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\İÇİŞLERİ MÜŞAVİRİ.xlsb"1⤵
- Deletes itself
- Drops startup file
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1716
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
79KB
MD56acb4b46565135885aa92cd36c3ea456
SHA1644de97cc539dd6e9d470ae7da9783c159b62da8
SHA256c3c24144cc4e4daae4427ba03476bc0726fd8b1162055ab64ea9b9a7b3ae126b
SHA5127bebb01e10028d31a1b50553bbfc23c446b6c03fca8d1d5f5f5bcde4f4b482413ce229efe77f5f20d57c92ee8cbe8637e1a37a3066da2d44ab3a047540162826