Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
31/12/2023, 12:34
General
- Target 364e3cc5ee5611ddba674b14abc858f3.exe
- Size 596KB
- Sample231231-prr9rabef2
- SHA256 6a9d7b820108ed5ef879b6e807cac7f126312c782d8598f6d80d2fefd979cfb7
Malware Config
Extracted
-
netwire
-
automan.duckdns.org:3382
-
activex_autorun
false
-
copy_executable
true
-
delete_original
false
-
host_id
HostId-%Rand%
-
install_path
%AppData%\Install\Host.exe
-
keylogger_dir
%AppData%\Logs\
-
lock_executable
false
-
mutex
HDPAYslj
-
offline_keylogger
true
-
password
onelove82
-
registry_autorun
true
-
startup_name
NetWire
-
use_mutex
true
Signatures
- NetWire RAT payload 15 IoCs
- Netwire
Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\364e3cc5ee5611ddba674b14abc858f3.exe"C:\Users\Admin\AppData\Local\Temp\364e3cc5ee5611ddba674b14abc858f3.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c test.exe2⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\test.exetest.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
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-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
test.exe
memory/444-13-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-19-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-20-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-15-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-16-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-17-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-18-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-27-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-26-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-21-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-22-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-23-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-24-0x0000000000400000-0x000000000042B000-memory.dmp
memory/1296-25-0x0000000000400000-0x000000000042B000-memory.dmp
memory/2404-14-0x0000000000400000-0x000000000055C000-memory.dmp
memory/2404-0-0x0000000000400000-0x000000000055C000-memory.dmp