Analysis
- user interaction
yes - max time kernel
599s - max time network
557s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
- submitted
23/06/2026, 07:01
General
- Target rat.exe
- Size 21.7MB
- Sample260623-htbapabs8x
- SHA256 ef0d08435e84fb2f08403e00072bd21038882ff8c14c8796804d38341c7acfd7
Malware Config
Signatures
- Loads dropped DLL 33 IoCs
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Drops file in Windows directory 4 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 9 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 9 IoCs
- Modifies registry class 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of SetWindowsHookEx 14 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\rat.exe"C:\Users\Admin\AppData\Local\Temp\rat.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\rat.exe"C:\Users\Admin\AppData\Local\Temp\rat.exe"2⤵
- Loads dropped DLL
-
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\Desktop\TestSearch.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\Desktop\TestSearch.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\Desktop\TestSearch.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
-
C:\Windows\System32\oobe\UserOOBEBroker.exeC:\Windows\System32\oobe\UserOOBEBroker.exe -Embedding1⤵
- Drops file in Windows directory
-
C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exeC:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe -Embedding1⤵
- System Location Discovery: System Language Discovery
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
excel.exe_Rules.xml
VCRUNTIME140.dll
VCRUNTIME140_1.dll
_asyncio.pyd
_bz2.pyd
_ctypes.pyd
_hashlib.pyd
_lzma.pyd
_overlapped.pyd
_queue.pyd
_socket.pyd
_sqlite3.pyd
_ssl.pyd
_uuid.pyd
_wmi.pyd
_zstd.pyd
_http_parser.cp314-win_amd64.pyd
_http_writer.cp314-win_amd64.pyd
mask.cp314-win_amd64.pyd
reader_c.cp314-win_amd64.pyd
base_library.zip
_frozenlist.cp314-win_amd64.pyd
libcrypto-3.dll
libffi-8.dll
libssl-3.dll
_multidict.cp314-win_amd64.pyd
_helpers_c.cp314-win_amd64.pyd
python3.DLL
python314.dll
select.pyd
Lorem ipsum.txt
sqlite3.dll
unicodedata.pyd
_quoting_c.cp314-win_amd64.pyd
memory/3164-128-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/3164-129-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/3164-130-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/3164-131-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/3164-132-0x00007FFAC2C50000-0x00007FFAC2C60000-memory.dmp
memory/3164-133-0x00007FFAC2C50000-0x00007FFAC2C60000-memory.dmp
memory/3164-127-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/5644-167-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/5644-166-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/5644-165-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp
memory/5644-164-0x00007FFAC54A0000-0x00007FFAC54B0000-memory.dmp