Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
23/07/2024, 09:25
General
- Target Setup.exe
- Size 2.0MB
- Sample240723-ldq8raydja
- SHA256 5ae3838d77c2102766538f783d0a4b4205e7d2cdba4e0ad2ab332dc8ab32fea9
Malware Config
Extracted
-
remcos
-
fudstub
-
213.5.130.58:443
-
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
true
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
Crashreport
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
Rmc-0H4R64
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
- startup_value
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup.exe"C:\Users\Admin\AppData\Local\Temp\Setup.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
389fa7c5
memory/208-0-0x0000000073F90000-0x000000007410B000-memory.dmp
memory/208-12-0x0000000073FA2000-0x0000000073FA4000-memory.dmp
memory/208-13-0x0000000073F90000-0x000000007410B000-memory.dmp
memory/208-14-0x0000000073F90000-0x000000007410B000-memory.dmp
memory/208-22-0x0000000050310000-0x0000000050349000-memory.dmp
memory/208-16-0x0000000000400000-0x000000000064B000-memory.dmp
memory/208-1-0x00007FFEFC3B0000-0x00007FFEFC5A5000-memory.dmp
memory/208-23-0x0000000061E00000-0x0000000061ECA000-memory.dmp
memory/208-21-0x0000000050120000-0x000000005030D000-memory.dmp
memory/208-20-0x0000000057000000-0x000000005703F000-memory.dmp
memory/208-19-0x0000000057800000-0x0000000057812000-memory.dmp
memory/208-18-0x0000000050000000-0x0000000050116000-memory.dmp
memory/208-17-0x0000000059800000-0x000000005986E000-memory.dmp
memory/2208-40-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-39-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-48-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-47-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-46-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-32-0x00007FFEFC3B0000-0x00007FFEFC5A5000-memory.dmp
memory/2208-33-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-36-0x00000000002E3000-0x00000000002EB000-memory.dmp
memory/2208-37-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-45-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-43-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-41-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/2208-42-0x0000000000740000-0x00000000007C3000-memory.dmp
memory/3600-24-0x0000000073F90000-0x000000007410B000-memory.dmp
memory/3600-26-0x00007FFEFC3B0000-0x00007FFEFC5A5000-memory.dmp
memory/3600-31-0x0000000073F90000-0x000000007410B000-memory.dmp
memory/3600-29-0x0000000073F90000-0x000000007410B000-memory.dmp
memory/3600-28-0x0000000073F90000-0x000000007410B000-memory.dmp