Analysis
- max time kernel
142s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
13/03/2023, 07:54
Static task
static1
Behavioral task
behavioral1
Sample
may payrol20.xls
Resource
win7-20230220-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
may payrol20.xls
Resource
win10v2004-20230220-en
5 signatures
150 seconds
General
- Target may payrol20.xls
- Size 1.1MB
- Sample230313-jrm25sbb9v
- SHA256 d877466b1eac630db146f7ef7ed85d120f3408da91af6aa04cff285084b53df8
- MD5 886c9f4e23a80d93e7560d56a2329202
- SHA1 3261ec5958083d525fd15f23a126b4282b317371
- SHA512 bb6ef0ab750ddd9cee636c2e31905365f985fab7eba513b02c0dd062781cd8750f6283a42b14ed83d977fa6e06be0eaa6fd6a3999a2baebe959e689a46ca6be9
- SSDEEP 12288:keRYuThSfkppyPAxgLJzTyCl9tQD2Z6oi3xJNJhTVKBI1fNtJTh:BRYudeCWAxg1Cdq+xDJhxf13r
- 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 3124 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3124 EXCEL.EXE 3124 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 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\may payrol20.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3124