Analysis
- max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
19/05/2026, 07:56
General
- Target rammm-main/file.ps1
- Size 7KB
- Sample260519-js35rag171
- SHA256 930a0ee28bf06c7b94509b61a49a374d29880611f81b05bad6559d445802d7d9
Malware Config
Extracted
-
remcos
-
April 7
-
185.156.175.43:29848
-
audio_folder
MicRecords
-
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-EM8R09
-
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.
- Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\rammm-main\file.ps11⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\cff3ygqb\cff3ygqb.cmdline"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES47F.tmp" "c:\Users\Admin\AppData\Local\Temp\cff3ygqb\CSCBF468F2E806F46839D2C4D6083360E2.TMP"3⤵
-
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
logs.dat
RES47F.tmp
__PSScriptPolicyTest_is5hxzsc.thi.ps1
cff3ygqb.dll
CSCBF468F2E806F46839D2C4D6083360E2.TMP
cff3ygqb.0.cs
cff3ygqb.cmdline
memory/756-33-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-36-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-73-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-23-0x0000000000BC0000-0x0000000000C39000-memory.dmp
memory/756-26-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-27-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-29-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-72-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-34-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-30-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-35-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-64-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-39-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-40-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-41-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-56-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-48-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/756-49-0x0000000000FE0000-0x0000000001060000-memory.dmp
memory/3832-0-0x0000020F58160000-0x0000020F58170000-memory.dmp
memory/3832-2-0x0000020F707F0000-0x0000020F70812000-memory.dmp
memory/3832-1-0x0000020F58160000-0x0000020F58170000-memory.dmp
memory/3832-22-0x0000020F58390000-0x0000020F58398000-memory.dmp