Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
03-04-2024 10:26
General
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Target
73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
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Size
990KB
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MD5
fbb147938c449be95316ff77906d3ecc
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SHA1
06c46e8176c2ed1731a4a9644a15ee3404c21ce6
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SHA256
73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748
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SHA512
aae86b03cc809772ac97d6992df21b19f9c33de082f478e682a97a23acd078573ea95b1eef90c19575b43f7985e077236d6f651690c82c0995d035303fe74e35
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SSDEEP
24576:rfd8z4byilBdlfYB9GfxVAk+r8sYi/bhA:rf8IN19zfxWHA
Malware Config
Extracted
netwire
43.226.229.43:2030
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activex_autorun
false
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copy_executable
true
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delete_original
false
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host_id
Bo Tango
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install_path
%AppData%\Install\Host.exe
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keylogger_dir
%AppData%\Logs\
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lock_executable
false
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offline_keylogger
true
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password
Password
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registry_autorun
true
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startup_name
NetWire
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use_mutex
false
Extracted
nanocore
1.2.2.0
79.134.225.12:1414
c6a98da5-e0f9-45b5-be57-98059178c440
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activate_away_mode
true
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backup_connection_host
79.134.225.12
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2020-04-20T13:14:05.944029236Z
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bypass_user_account_control
true
- bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
1414
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default_group
Directdeposit
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
c6a98da5-e0f9-45b5-be57-98059178c440
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
79.134.225.12
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
true
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
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NetWire RAT payload 6 IoCs
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Netwire
Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 2 IoCs
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\bob.exe"C:\Users\Admin\AppData\Local\Temp\bob.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
-
-
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C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
-
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C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe" 2 4848 2406018752⤵
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
160KB
MD57bdc150a1a6b6dd0e2f700a4fa6bde6b
SHA15b196643432be8a2ce3b1816420a20a8bad4fa65
SHA256529ce287a09dfac4d212f2871c0ed7a0f9580b1c55cf4afe0853b8ff3b1fdc1c
SHA5127ec7f213cb8fefbfb1288f40e339c4ebefcce56866b9eaa2b8f4bb7dbdffdc7fc691f1d9f7575cdf82f952e7d096a00141d74b712685d8f0070c0933bc70b3e2
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Filesize
4KB
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Filesize
4KB
-
Filesize
76KB
-
Filesize
1016KB
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Filesize
204KB
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Filesize
4KB
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Filesize
1016KB
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Filesize
4KB
-
Filesize
204KB
-
Filesize
5.7MB
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Filesize
64KB
-
Filesize
224KB
-
Filesize
508KB
-
Filesize
64KB
-
Filesize
960KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
64KB
-
Filesize
4KB
-
Filesize
5.7MB
-
Filesize
508KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
4KB
-
Filesize
224KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
960KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
960KB
-
Filesize
5.7MB
-
Filesize
960KB
-
Filesize
64KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
960KB
-
Filesize
64KB
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Filesize
64KB