Analysis
- max time kernel
144s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
15/02/2024, 23:30
General
- Target 9edadfe264d61d65394086197c5e7c12.exe
- Size 334KB
- Sample240215-3hcplabd41
- SHA256 e865f3b81f04f12f575d3d4061871b3b2476fa981a95f35a308a97410d4372c2
Malware Config
Extracted
-
remcos
-
1.7 Pro
-
Host
-
212.83.46.23:3110
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audio_folder
audio
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audio_path
%AppData%
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audio_record_time
5
-
connect_delay
0
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connect_interval
5
-
copy_file
remcos.exe
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copy_folder
remcos
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delete_file
false
-
hide_file
false
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hide_keylog_file
false
-
install_flag
false
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install_path
%AppData%
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keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
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keylog_path
%AppData%
-
mouse_option
false
-
mutex
remcos_sfofkbucbh
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screens
-
screenshot_path
%AppData%
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screenshot_time
1
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startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9edadfe264d61d65394086197c5e7c12.exe"C:\Users\Admin\AppData\Local\Temp\9edadfe264d61d65394086197c5e7c12.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fbgRPALWLbAhN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp58AF.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\9edadfe264d61d65394086197c5e7c12.exe"{path}"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\9edadfe264d61d65394086197c5e7c12.exe"{path}"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\9edadfe264d61d65394086197c5e7c12.exe"{path}"2⤵
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
tmp58AF.tmp
memory/2484-8-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2484-11-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2484-12-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2484-14-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4816-0-0x0000000075470000-0x0000000075A21000-memory.dmp
memory/4816-1-0x0000000075470000-0x0000000075A21000-memory.dmp
memory/4816-2-0x0000000001BF0000-0x0000000001C00000-memory.dmp
memory/4816-13-0x0000000075470000-0x0000000075A21000-memory.dmp