Analysis
- max time kernel
147s - max time network
148s - platform
windows7_x64 - resource
win7-20240708-en - resource tags
- submitted
24/07/2024, 17:49
General
- Target 71d80c8f2f09ef47ac57687801645fd3cbc1095a1d3792561aa8d2e4699a69b0.exe
- Size 2.5MB
- Sample240724-wefhrasdmg
- SHA256 71d80c8f2f09ef47ac57687801645fd3cbc1095a1d3792561aa8d2e4699a69b0
Malware Config
Extracted
-
remcos
-
RemoteHost
-
horsesnje.net:3343
-
audio_folder
MicRecords
-
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-TW2LKP
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Adds Run key to start application 2 TTPs 1 IoCs
- 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 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\71d80c8f2f09ef47ac57687801645fd3cbc1095a1d3792561aa8d2e4699a69b0.exe"C:\Users\Admin\AppData\Local\Temp\71d80c8f2f09ef47ac57687801645fd3cbc1095a1d3792561aa8d2e4699a69b0.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc 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⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\71d80c8f2f09ef47ac57687801645fd3cbc1095a1d3792561aa8d2e4699a69b0.exe"C:\Users\Admin\AppData\Local\Temp\71d80c8f2f09ef47ac57687801645fd3cbc1095a1d3792561aa8d2e4699a69b0.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
logs.dat
memory/2388-49-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-2-0x0000000074EA0000-0x000000007558E000-memory.dmp
memory/2388-3-0x00000000054E0000-0x000000000573C000-memory.dmp
memory/2388-4-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-5-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-7-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-9-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-11-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-13-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-15-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-17-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-19-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-67-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-65-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-63-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-61-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-59-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-57-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-55-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-53-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-47-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-51-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp
memory/2388-45-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-43-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-41-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-39-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-37-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-35-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-33-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-31-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-29-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-27-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-25-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-23-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-21-0x00000000054E0000-0x0000000005735000-memory.dmp
memory/2388-4866-0x0000000074EA0000-0x000000007558E000-memory.dmp
memory/2388-4867-0x0000000002320000-0x00000000023BA000-memory.dmp
memory/2388-4868-0x0000000004770000-0x00000000047BC000-memory.dmp
memory/2388-4869-0x0000000004F10000-0x0000000004F64000-memory.dmp
memory/2388-1-0x0000000000C00000-0x0000000000E82000-memory.dmp
memory/2388-4889-0x0000000074EA0000-0x000000007558E000-memory.dmp
memory/3232-4899-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3232-4888-0x0000000000400000-0x0000000000482000-memory.dmp