Analysis
- max time kernel
146s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20250502-en - resource tags
- submitted
02/06/2025, 22:44
General
- Target Refusal-217432546-01212021.xlsm
- Size 25KB
- Sample250602-2pacdabk21
- SHA256 70a5d9ef163f6e6c7e32c366363d7d4e9a6cbb06df84802edd177acb907fe092
Malware Config
Extracted
-
xlm4.0
-
xlm40.dropper
http://www.toteteca.com/qzkiodlofm/5555555555.jpg
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- 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
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of SetWindowsHookEx 21 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
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\Refusal-217432546-01212021.xlsm"1⤵
- Enumerates connected drives
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\Flopers.GGRRDDFF,DllRegisterServer2⤵
- Process spawned unexpected child process
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
b8ab77100df80ab2.customDestinations-ms
5555555555.jpg
memory/5108-15-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-13-0x00007FF9133B0000-0x00007FF9133C0000-memory.dmp
memory/5108-0-0x00007FF915D10000-0x00007FF915D20000-memory.dmp
memory/5108-5-0x00007FF915D10000-0x00007FF915D20000-memory.dmp
memory/5108-11-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-10-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-12-0x00007FF9133B0000-0x00007FF9133C0000-memory.dmp
memory/5108-7-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-14-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-8-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-2-0x00007FF915D10000-0x00007FF915D20000-memory.dmp
memory/5108-3-0x00007FF955D2D000-0x00007FF955D2E000-memory.dmp
memory/5108-9-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-6-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-17-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-16-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-18-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-20-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-21-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-19-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-4-0x00007FF915D10000-0x00007FF915D20000-memory.dmp
memory/5108-52-0x00007FF955C90000-0x00007FF955E85000-memory.dmp
memory/5108-1-0x00007FF915D10000-0x00007FF915D20000-memory.dmp