Analysis
- max time kernel
142s - max time network
145s - platform
windows10-1703_x64 - resource
win10-20220812-en - resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system - submitted
10/11/2022, 09:29
Behavioral task
behavioral1
Sample
384c5f3d4fea18e5f3be020f8632251a28dc0a0cb8c41153c9549b440dfcdbca.xls
Resource
win10-20220812-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
384c5f3d4fea18e5f3be020f8632251a28dc0a0cb8c41153c9549b440dfcdbca.xls
Resource
win10-20220812-en
5 signatures
150 seconds
General
- Target 384c5f3d4fea18e5f3be020f8632251a28dc0a0cb8c41153c9549b440dfcdbca.xls
- Size 91KB
- Sample221110-lf2ghagfc5
- SHA256 384c5f3d4fea18e5f3be020f8632251a28dc0a0cb8c41153c9549b440dfcdbca
- MD5 d153b1efaad62c37c34d5cc4fc89f7d0
- SHA1 ba551c3ebc3beba4cf17de570bbd532ae7810820
- SHA512 3a96f41f879025d49ffd26961a61e7b21f3dbc0522da40604295d214387d2d7af566437d12b36fa19947285abad6cd83a796c0f5367147e8a9fa5dee1b16f566
- SSDEEP 1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgu
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Language
-
xlm4.0
Source
URLs
-
xlm40.dropper
https://bosny.com/aspnet_client/R50QIOGjmvVlr/
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE 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 - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2668 EXCEL.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2668 EXCEL.EXE - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2668 EXCEL.EXE 2668 EXCEL.EXE 2668 EXCEL.EXE 2668 EXCEL.EXE 2668 EXCEL.EXE 2668 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\384c5f3d4fea18e5f3be020f8632251a28dc0a0cb8c41153c9549b440dfcdbca.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2668