Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
03/04/2024, 10:26
General
- Target 73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
- Size 990KB
- Sample240403-mgnsgacb2t
- SHA256 73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748
Malware Config
Extracted
-
netwire
-
43.226.229.43:2030
-
activex_autorun
false
-
copy_executable
true
-
delete_original
false
-
host_id
Bo Tango
-
install_path
%AppData%\Install\Host.exe
-
keylogger_dir
%AppData%\Logs\
-
lock_executable
false
-
offline_keylogger
true
-
password
Password
-
registry_autorun
true
-
startup_name
NetWire
-
use_mutex
false
Extracted
-
nanocore
-
1.2.2.0
-
79.134.225.12:1414
-
c6a98da5-e0f9-45b5-be57-98059178c440
-
activate_away_mode
true
-
backup_connection_host
79.134.225.12
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2020-04-20T13:14:05.944029236Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
1414
-
default_group
Directdeposit
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
c6a98da5-e0f9-45b5-be57-98059178c440
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
79.134.225.12
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
true
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
- NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
- NetWire RAT payload 6 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 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
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
-
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
-
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
-
-
-
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
-
-
C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe" 2 4848 2406018752⤵
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
bob.exe
memory/1536-0-0x0000000000AF0000-0x0000000000AF1000-memory.dmp
memory/1536-3-0x0000000000B50000-0x0000000000B51000-memory.dmp
memory/1536-1-0x0000000000B10000-0x0000000000B23000-memory.dmp
memory/1536-18-0x0000000000400000-0x00000000004FE000-memory.dmp
memory/2024-67-0x0000000000400000-0x0000000000433000-memory.dmp
memory/4528-22-0x00000000008B0000-0x00000000008B1000-memory.dmp
memory/4528-66-0x0000000000400000-0x00000000004FE000-memory.dmp
memory/4528-19-0x0000000000900000-0x0000000000901000-memory.dmp
memory/4652-30-0x0000000000400000-0x0000000000433000-memory.dmp
memory/4848-54-0x00000000745D0000-0x0000000074B81000-memory.dmp
memory/4848-59-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-21-0x00000000009B0000-0x00000000009E8000-memory.dmp
memory/4848-20-0x0000000000400000-0x000000000047F000-memory.dmp
memory/4848-36-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-34-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-37-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-39-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-43-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-41-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-45-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-47-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-49-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-52-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-51-0x0000000077B12000-0x0000000077B13000-memory.dmp
memory/4848-53-0x00000000745D0000-0x0000000074B81000-memory.dmp
memory/4848-17-0x0000000000400000-0x000000000047F000-memory.dmp
memory/4848-55-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-56-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-57-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-58-0x0000000077B12000-0x0000000077B13000-memory.dmp
memory/4848-23-0x00000000009B0000-0x00000000009E8000-memory.dmp
memory/4848-60-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-61-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-63-0x0000000002450000-0x0000000002460000-memory.dmp
memory/4848-64-0x0000000000400000-0x000000000047F000-memory.dmp
memory/4848-15-0x0000000000400000-0x000000000047F000-memory.dmp
memory/4848-11-0x0000000000400000-0x000000000047F000-memory.dmp
memory/4848-68-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-69-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-70-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-71-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-72-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-73-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-74-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-75-0x00000000745D0000-0x0000000074B81000-memory.dmp
memory/4848-79-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-81-0x0000000002450000-0x0000000002460000-memory.dmp
memory/4848-80-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-82-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-83-0x00000000767E0000-0x00000000768D0000-memory.dmp
memory/4848-84-0x0000000000920000-0x0000000000930000-memory.dmp
memory/4848-85-0x0000000000920000-0x0000000000930000-memory.dmp