Analysis
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max time kernel
150s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
25-01-2025 09:10
General
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Target
fcaf0022e93a739b4c416413f56fd7d713e1fcaa2790c1f730370ecef916f5c0.exe
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Size
926KB
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MD5
ccfaf89616d47e8ef860a3c8650da9a2
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SHA1
86ab0d7191153be8aab7b9db50792a4342f310ae
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SHA256
fcaf0022e93a739b4c416413f56fd7d713e1fcaa2790c1f730370ecef916f5c0
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SHA512
0336f7e40738817c12405ce3a09bea40fcab1ced1f33ec39212bd45dd44e376947011f99bb2adc2c2665c5d830397a53884c084a1a912539c1720a13fc2cc956
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SSDEEP
24576:Hrl6kD68JmloLQfgqu4Dij/f7HcAdmjKt0Okht:Ll328U2kfc4Kf7HlF2
Malware Config
Extracted
nanocore
1.2.2.0
motherpure.duckdns.org:3920
185.214.10.57:3920
bf795df6-2075-40d9-84eb-258bd0bbe097
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activate_away_mode
false
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backup_connection_host
185.214.10.57
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2019-02-22T15:40:23.303555136Z
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bypass_user_account_control
true
- bypass_user_account_control_data
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clear_access_control
false
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
3920
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default_group
MAY13
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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
bf795df6-2075-40d9-84eb-258bd0bbe097
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
motherpure.duckdns.org
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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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Nanocore family
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AutoIT Executable 15 IoCs
AutoIT scripts compiled to PE executables.
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Suspicious use of SetThreadContext 1 IoCs
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UPX packed file 16 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of FindShellTrayWindow 3 IoCs
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Suspicious use of SendNotifyMessage 3 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fcaf0022e93a739b4c416413f56fd7d713e1fcaa2790c1f730370ecef916f5c0.exe"C:\Users\Admin\AppData\Local\Temp\fcaf0022e93a739b4c416413f56fd7d713e1fcaa2790c1f730370ecef916f5c0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
224KB
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Filesize
224KB
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Filesize
224KB
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Filesize
4KB
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Filesize
224KB
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Filesize
4KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
4KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
4KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB