Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
04/08/2026, 09:11
General
- Target Purchase Order PO K 0157.js
- Size 164KB
- Sample260804-k5sp8a11ds
- SHA256 231996240158d8995f950e22d9b3f56cfd238a6480878c0b3c76b969f37a32e7
Malware Config
Extracted
-
remcos
-
7.2.6 Pro
-
RemoteHost
-
23.95.103.253:2404
-
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-5LMRVT
-
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 4 IoCs
Network request originating from process or tool commonly abused by malware.
- Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
- outlook_office_path 1 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Purchase Order PO K 0157.js"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" --headless conhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YFqthMUvMIiFSJ3','Process'))| powershell.exe -W H -noP -noni -"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\conhost.execonhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YFqthMUvMIiFSJ3','Process'))| powershell.exe -W H -noP -noni -"3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\cmd.execmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YFqthMUvMIiFSJ3','Process'))| powershell.exe -W H -noP -noni -"4⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YFqthMUvMIiFSJ3','Process'))"5⤵
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -W H -noP -noni -5⤵
- Badlisted process makes network request
- Registers new Windows logon scripts automatically executed at logon.
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
-
-
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
memory/4588-0-0x00007FFB7A1CF000-0x00007FFB7A1D0000-memory.dmp
memory/4588-1-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-4-0x0000027CA5640000-0x0000027CA5662000-memory.dmp
memory/4588-5-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-6-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-7-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-8-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-9-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-10-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-11-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-12-0x0000027CA58A0000-0x0000027CA58F0000-memory.dmp
memory/4588-13-0x0000027CA58F0000-0x0000027CA5902000-memory.dmp
memory/4588-14-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-15-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-16-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-19-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-18-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-17-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-20-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-21-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-22-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-23-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-24-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-27-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-31-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-32-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-30-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-29-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-28-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-42-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-41-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-40-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-39-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-38-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-37-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-36-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-35-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-43-0x00007FFB7A040000-0x00007FFB7A9E4000-memory.dmp
memory/4588-34-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-33-0x0000000180000000-0x000000018012D000-memory.dmp
memory/4588-45-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-44-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-46-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-47-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-49-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-48-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-51-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-50-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-52-0x0000027CA6170000-0x0000027CA621B000-memory.dmp
memory/4588-53-0x0000027CA6170000-0x0000027CA621B000-memory.dmp