Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
05/02/2026, 15:03
General
- Target 2705f75704043f80705fd0f19b3c38b4253c5c072edd8b183a8664a972107599.exe
- Size 505KB
- Sample260205-se7epagy4e
- SHA256 2705f75704043f80705fd0f19b3c38b4253c5c072edd8b183a8664a972107599
Malware Config
Extracted
-
remcos
-
1.7 Pro
-
3-servers
-
185.156.174.155:42830
-
146.70.76.35:42830
-
185.216.35.150:42830
-
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
3ssss.dat
-
keylog_flag
false
-
keylog_folder
3s
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
remcos_vrmgfobijw
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screens
-
screenshot_path
%AppData%
-
screenshot_time
1
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Remcos family
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Drops startup file 1 IoCs
- SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
- 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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 16 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2705f75704043f80705fd0f19b3c38b4253c5c072edd8b183a8664a972107599.exe"C:\Users\Admin\AppData\Local\Temp\2705f75704043f80705fd0f19b3c38b4253c5c072edd8b183a8664a972107599.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\2705f75704043f80705fd0f19b3c38b4253c5c072edd8b183a8664a972107599.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\2705f75704043f80705fd0f19b3c38b4253c5c072edd8b183a8664a972107599.exe"C:\Users\Admin\AppData\Local\Temp\2705f75704043f80705fd0f19b3c38b4253c5c072edd8b183a8664a972107599.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
__PSScriptPolicyTest_p3schfdt.1a5.ps1
memory/836-44-0x000001C5BEFD0000-0x000001C5BF016000-memory.dmp
memory/836-43-0x000001C5A30C0000-0x000001C5A30E2000-memory.dmp
memory/2576-23-0x0000000002B50000-0x0000000002B60000-memory.dmp
memory/2576-55-0x0000000007D30000-0x00000000083AA000-memory.dmp
memory/2576-63-0x0000000007A30000-0x0000000007A38000-memory.dmp
memory/2576-62-0x0000000007A40000-0x0000000007A5A000-memory.dmp
memory/2576-61-0x0000000007940000-0x0000000007955000-memory.dmp
memory/2576-36-0x00000000063D0000-0x000000000641C000-memory.dmp
memory/2576-60-0x0000000007930000-0x000000000793E000-memory.dmp
memory/2576-59-0x0000000007900000-0x0000000007911000-memory.dmp
memory/2576-58-0x0000000007980000-0x0000000007A16000-memory.dmp
memory/2576-17-0x0000000002BC0000-0x0000000002BF6000-memory.dmp
memory/2576-57-0x0000000007770000-0x000000000777A000-memory.dmp
memory/2576-15-0x0000000002B50000-0x0000000002B60000-memory.dmp
memory/2576-34-0x0000000005E90000-0x00000000061E7000-memory.dmp
memory/2576-24-0x0000000005730000-0x0000000005D5A000-memory.dmp
memory/2576-25-0x00000000054E0000-0x0000000005502000-memory.dmp
memory/2576-27-0x0000000005D60000-0x0000000005DC6000-memory.dmp
memory/2576-26-0x0000000005590000-0x00000000055F6000-memory.dmp
memory/2576-56-0x00000000076F0000-0x000000000770A000-memory.dmp
memory/2576-45-0x0000000007350000-0x0000000007384000-memory.dmp
memory/2576-35-0x0000000006390000-0x00000000063AE000-memory.dmp
memory/2576-46-0x0000000070A30000-0x0000000070A7C000-memory.dmp
memory/2576-53-0x0000000007590000-0x00000000075AE000-memory.dmp
memory/2576-54-0x00000000075B0000-0x0000000007654000-memory.dmp
memory/3440-7-0x00000000075F0000-0x000000000764A000-memory.dmp
memory/3440-2-0x0000000005950000-0x00000000059E2000-memory.dmp
memory/3440-8-0x00000000074A0000-0x000000000753C000-memory.dmp
memory/3440-4-0x0000000005870000-0x000000000587A000-memory.dmp
memory/3440-3-0x0000000005B20000-0x0000000005B30000-memory.dmp
memory/3440-1-0x0000000005E60000-0x0000000006406000-memory.dmp
memory/3440-5-0x0000000005B10000-0x0000000005B1E000-memory.dmp
memory/3440-6-0x0000000005B20000-0x0000000005B30000-memory.dmp
memory/3440-0-0x0000000000D40000-0x0000000000DC2000-memory.dmp
memory/4992-19-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4992-16-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4992-13-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4992-22-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4992-66-0x0000000000400000-0x0000000000417000-memory.dmp