Analysis
- max time kernel
137s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
30/05/2024, 14:20
Static task
static1
Behavioral task
behavioral1
Sample
encryptedfile.xlsx
Resource
win7-20240215-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
encryptedfile.xlsx
Resource
win10v2004-20240508-en
4 signatures
150 seconds
General
- Target encryptedfile.xlsx
- Size 9KB
- Sample240530-rnw5msce69
- SHA256 5794bbe84b9f7dc98487e3326c5441e64358cb5870471956e7ce67815a58addf
- MD5 f97e8feb516d341d5d32a3585c869af5
- SHA1 c5a33e8f0187ff77fa206371b59b13af6ad3b2e0
- SHA512 bd62ce63eed9036a01ecf25988bf148ee64a3b1949f5bfb056da3badc187ab64e9d78734d43069cd16f68917660629260b3a53c0afac50e98073ab855459c997
- SSDEEP 192:wc8mVl/Ip+b3U5x/zXBeMs1LQtayHUE0VjEx5S2H2D3E+:wc3z/Ipq3WUBf2XxsO2DE+
- 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 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 1784 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 EXCEL.EXE 1784 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\encryptedfile.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1784