Analysis
- max time kernel
149s - max time network
161s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
01/06/2026, 22:51
General
- Target tmphjexb0vt.exe
- Size 244KB
- Sample260601-2sr2lagw7t
- SHA256 57a2eae774207785461c277a83280a90f0297d45fa6d355e254423526508e71b
Malware Config
Extracted
-
remcos
-
1.7.4 Pro
-
Host
-
blockcha1n.info:2404
-
audio_folder
audio
-
audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
5
-
copy_file
remcos.exe
-
copy_folder
remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
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-1DD1FQ
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
1
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Family: Remcos
Remcos is a closed-source remote control and surveillance software.
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 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 use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmphjexb0vt.exe"C:\Users\Admin\AppData\Local\Temp\tmphjexb0vt.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe" /logtoconsole=false /logfile= /u "C:\Users\Admin\AppData\Local\Temp\tmphjexb0vt.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"3⤵
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
memory/5092-13-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-11-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-25-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-24-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-23-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-6-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-9-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-15-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-14-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-12-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-22-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-21-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-20-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-16-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-17-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-18-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5092-19-0x0000000000400000-0x0000000000418000-memory.dmp
memory/5604-0-0x0000000074FC1000-0x0000000074FC2000-memory.dmp
memory/5604-1-0x0000000074FC0000-0x0000000075571000-memory.dmp
memory/5604-3-0x0000000074FC0000-0x0000000075571000-memory.dmp
memory/5964-10-0x0000000074FC0000-0x0000000075571000-memory.dmp
memory/5964-5-0x0000000074FC0000-0x0000000075571000-memory.dmp
memory/5964-4-0x0000000074FC0000-0x0000000075571000-memory.dmp