Analysis
- max time kernel
136s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
10/11/2022, 08:28
Behavioral task
behavioral1
Sample
MES_1011.xls
Resource
win7-20220812-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
MES_1011.xls
Resource
win10v2004-20220812-en
4 signatures
150 seconds
General
- Target MES_1011.xls
- Size 91KB
- Sample221110-kdcvpagcb6
- SHA256 44e1e2670634ea5ee55631950d52017b8058097ae080cc11d796e4f73769cf70
- MD5 de7cc342934aeb8c4327d2f8e0d33238
- SHA1 75766664fb233c1bf2ff9d5491755189a4bb40f9
- SHA512 6145f1801049cde61b52558e599f3887e46a97627693d7c178da55fc0d3ac8e60d60de18567e62551f927b5a5979fc02ec51e45ef145f66204388ddcb73bbec3
- SSDEEP 1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO
- 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 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
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 676 EXCEL.EXE - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 676 EXCEL.EXE 676 EXCEL.EXE 676 EXCEL.EXE 676 EXCEL.EXE 676 EXCEL.EXE 676 EXCEL.EXE 676 EXCEL.EXE 676 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\MES_1011.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:676