Analysis
- max time kernel
118s - max time network
158s - platform
windows10-1703_x64 - resource
win10-20220812-en - resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system - submitted
09/11/2022, 17:46
Behavioral task
behavioral1
Sample
b8591caff84e321374c6943f1a471a5eba3aeff638e7a617ed030edefc4ab500.xls
Resource
win10-20220812-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
b8591caff84e321374c6943f1a471a5eba3aeff638e7a617ed030edefc4ab500.xls
Resource
win10-20220812-en
4 signatures
150 seconds
General
- Target b8591caff84e321374c6943f1a471a5eba3aeff638e7a617ed030edefc4ab500.xls
- Size 91KB
- Sample221109-wcnfkscedk
- SHA256 b8591caff84e321374c6943f1a471a5eba3aeff638e7a617ed030edefc4ab500
- MD5 3b4036568b9676d40679e51bae24eed3
- SHA1 23fab3802f71eed82755d3a6e00f5171abb6c1a7
- SHA512 d4443cdf96d23b4a9933aee7ad66bcdfc57488a045d89eab5ddf5ac810af83c635d42233ccadae2942a22b3ad662bb417fa55b45168d36a97f9b15a59384216f
- SSDEEP 1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2bCXuZH4gb4CEn9J4Zmcvp:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgu
- MD5 SHA1 SHA512 SSDEEP
Score
1/10
Malware Config
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 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 - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4792 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 EXCEL.EXE 4792 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\b8591caff84e321374c6943f1a471a5eba3aeff638e7a617ed030edefc4ab500.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4792