Analysis
- max time kernel
152s - max time network
163s - platform
windows10_x64 - resource
win10v20210408 - submitted
30/08/2021, 07:06
General
- Target 48e2cb8cb703d800dc5badbcd4b41fa1feff3610728bbe838a49a9b7be8077fa.exe
- Size 1.2MB
- Sample210830-41mpl1trqs
- SHA256 48e2cb8cb703d800dc5badbcd4b41fa1feff3610728bbe838a49a9b7be8077fa
Score
10/10
Malware Config
Extracted
Family
-
remcos
Version
-
2.4.5 Pro
Botnet
-
admin
C2
-
rem-pounds.ddns.net:9970
Attributes
-
audio_folder
MicRecords
-
audio_path
%AppData%
-
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
true
-
install_flag
false
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
Remcos-YWGXE2
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
-
take_screenshot_title
wikipedia;solitaire;
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Drops startup file 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 30 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\48e2cb8cb703d800dc5badbcd4b41fa1feff3610728bbe838a49a9b7be8077fa.exe"C:\Users\Admin\AppData\Local\Temp\48e2cb8cb703d800dc5badbcd4b41fa1feff3610728bbe838a49a9b7be8077fa.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\48e2cb8cb703d800dc5badbcd4b41fa1feff3610728bbe838a49a9b7be8077fa.exe"C:\Users\Admin\AppData\Local\Temp\48e2cb8cb703d800dc5badbcd4b41fa1feff3610728bbe838a49a9b7be8077fa.exe"2⤵
- Suspicious behavior: GetForegroundWindowSpam
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/412-114-0x0000000000400000-0x0000000000420000-memory.dmp
memory/412-121-0x0000000000400000-0x0000000000420000-memory.dmp
memory/664-122-0x00000000040F0000-0x00000000040F1000-memory.dmp