Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
09/08/2024, 12:54
General
- Target 391ac1ceedd3c960f32890f834a86ba1570ee5a0cc12dcef1714d43bb29fc457.exe
- Size 893KB
- Sample240809-p5dzaa1bkp
- SHA256 391ac1ceedd3c960f32890f834a86ba1570ee5a0cc12dcef1714d43bb29fc457
Malware Config
Extracted
-
remcos
-
RemoteHost
-
194.169.175.190:2404
-
audio_folder
MicRecords
-
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-LBZ2BK
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
- Suspicious use of SetThreadContext 1 IoCs
- 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 WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\391ac1ceedd3c960f32890f834a86ba1570ee5a0cc12dcef1714d43bb29fc457.exe"C:\Users\Admin\AppData\Local\Temp\391ac1ceedd3c960f32890f834a86ba1570ee5a0cc12dcef1714d43bb29fc457.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Temp\391ac1ceedd3c960f32890f834a86ba1570ee5a0cc12dcef1714d43bb29fc457.exe"2⤵
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2012-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-32-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2012-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3344-0-0x0000000000FE0000-0x00000000011CB000-memory.dmp
memory/3344-12-0x0000000000DB0000-0x0000000000DB4000-memory.dmp
memory/3344-16-0x0000000000FE0000-0x00000000011CB000-memory.dmp