Analysis
- max time kernel
150s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
17/02/2024, 23:18
General
- Target Challenge_FIles/income_tax_and_benefit_return_2021.docx
- Size 23KB
- Sample240217-3almjacb64
- SHA256 d0e1f97dbe2d0af9342e64d460527b088d85f96d38b1d1d4aa610c0987dca745
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- NTFS ADS 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 13 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Challenge_FIles\income_tax_and_benefit_return_2021.docx" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/3924-0-0x00007FFC51370000-0x00007FFC51380000-memory.dmp
memory/3924-1-0x00007FFC51370000-0x00007FFC51380000-memory.dmp
memory/3924-3-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-2-0x00007FFC51370000-0x00007FFC51380000-memory.dmp
memory/3924-4-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-6-0x00007FFC51370000-0x00007FFC51380000-memory.dmp
memory/3924-7-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-8-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-5-0x00007FFC51370000-0x00007FFC51380000-memory.dmp
memory/3924-10-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-9-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-11-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-12-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-13-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-14-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-15-0x00007FFC4F310000-0x00007FFC4F320000-memory.dmp
memory/3924-16-0x00007FFC4F310000-0x00007FFC4F320000-memory.dmp
memory/3924-40-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-41-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp
memory/3924-44-0x00007FFC912F0000-0x00007FFC914E5000-memory.dmp