Analysis
- max time kernel
149s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/08/2026, 14:07
General
- Target 72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe
- Size 795KB
- Sample260810-rey8mswsa1
- SHA256 72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5
Malware Config
Extracted
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remcos
-
7.2.5 Pro
-
RemoteHost
-
185.38.142.229:8787
-
audio_folder
MicRecords
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audio_path
ApplicationPath
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-I37T27
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Family: Remcos
Remcos is a closed-source remote control and surveillance software.
- Loads dropped DLL 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Drops file in System32 directory 1 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Drops file in Windows directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"C:\Users\Admin\AppData\Local\Temp\72e855025d02c02fa90b0ee9296d8a59a6c008dff1b70682b58474a8183836b5.exe"3⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
logs.dat
System.dll
arthrostraca.ini
memory/2324-317-0x00000000749E5000-0x00000000749E6000-memory.dmp
memory/5564-330-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-318-0x0000000077D5F000-0x0000000077D60000-memory.dmp
memory/5564-321-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-322-0x0000000077DE5000-0x0000000077DE6000-memory.dmp
memory/5564-324-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-329-0x0000000077CB1000-0x0000000077DDF000-memory.dmp
memory/5564-319-0x0000000077D1D000-0x0000000077D1E000-memory.dmp
memory/5564-333-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-336-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-320-0x0000000077DE5000-0x0000000077DE6000-memory.dmp
memory/5564-339-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-342-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-345-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-348-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-351-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-354-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-357-0x00000000004A0000-0x0000000001786000-memory.dmp
memory/5564-360-0x00000000004A0000-0x0000000001786000-memory.dmp