Analysis
- max time kernel
151s - max time network
153s - platform
windows10_x64 - resource
win10v200722 - submitted
16/10/2020, 16:18
General
- Target xNFUgCJB5e4SLEw.exe
- Size 547KB
- Sample201016-fxwv6t7msa
- SHA256 1a1924da9d272ea46f8a0a62d7e2ecf01746e9a7621c8b1c36950788c3a3bd8c
Malware Config
Extracted
-
remcos
-
u875414.nvpn.to:2404
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u875414.duckdns.org:2404
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u875414.ddns.net:2404
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u875414.nsupdate.info:2404
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Suspicious use of SetThreadContext 1 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\xNFUgCJB5e4SLEw.exe"C:\Users\Admin\AppData\Local\Temp\xNFUgCJB5e4SLEw.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rsFiZZLO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA1DE.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\xNFUgCJB5e4SLEw.exe"C:\Users\Admin\AppData\Local\Temp\xNFUgCJB5e4SLEw.exe"2⤵
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3488-7-0x0000000005780000-0x0000000005781000-memory.dmp
memory/3488-4-0x0000000005A80000-0x0000000005A81000-memory.dmp
memory/3488-5-0x0000000005620000-0x0000000005621000-memory.dmp
memory/3488-6-0x00000000054D0000-0x00000000054D1000-memory.dmp
memory/3488-0-0x00000000738A0000-0x0000000073F8E000-memory.dmp
memory/3488-8-0x0000000005590000-0x000000000559B000-memory.dmp
memory/3488-9-0x00000000059D0000-0x0000000005A22000-memory.dmp
memory/3488-10-0x0000000005A30000-0x0000000005A53000-memory.dmp
memory/3488-3-0x00000000054E0000-0x00000000054E1000-memory.dmp
memory/3488-1-0x0000000000AE0000-0x0000000000AE1000-memory.dmp
memory/3684-13-0x0000000000400000-0x0000000000421000-memory.dmp
memory/3684-15-0x0000000000400000-0x0000000000421000-memory.dmp