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General
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Target
6cc902a129311aaac4f40644029251ed2fc60a9138cb705d85e556deaf5d5cff.exe
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Size
1005KB
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Sample
250312-c762mavk14
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MD5
f1cc61e9f5c6582068587a299af11e0c
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SHA1
8411f0e9b01e4ff7fce473e05f2ff34bd4d452a3
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SHA256
6cc902a129311aaac4f40644029251ed2fc60a9138cb705d85e556deaf5d5cff
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SHA512
cabae307fda0635670d07247de662796e988fb0080c0bae05d93d9bd64f5112266268738cdd7549aefb368c6818ffa73e9e7b9f166fdd791cbba3b12c14b54b4
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SSDEEP
12288:RO64ectxdIsRVIEmfds397GSP32CXE4H932CXEa/M:R57YgswEodslGSf2CPHJ2CJ/M
Static task
static1
Behavioral task
behavioral1
Sample
6cc902a129311aaac4f40644029251ed2fc60a9138cb705d85e556deaf5d5cff.exe
Resource
win7-20241023-en
Malware Config
Extracted
nanocore
1.2.2.0
niiarmah.kozow.com:9301
niiarmah.duckdns.org:9301
10406b63-713b-4c08-b037-a196ecfc3de2
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activate_away_mode
true
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backup_connection_host
niiarmah.duckdns.org
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2020-08-24T03:26:43.193669336Z
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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
9301
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default_group
Default
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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
10406b63-713b-4c08-b037-a196ecfc3de2
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
niiarmah.kozow.com
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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
Targets
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Target
6cc902a129311aaac4f40644029251ed2fc60a9138cb705d85e556deaf5d5cff.exe
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Size
1005KB
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MD5
f1cc61e9f5c6582068587a299af11e0c
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SHA1
8411f0e9b01e4ff7fce473e05f2ff34bd4d452a3
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SHA256
6cc902a129311aaac4f40644029251ed2fc60a9138cb705d85e556deaf5d5cff
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SHA512
cabae307fda0635670d07247de662796e988fb0080c0bae05d93d9bd64f5112266268738cdd7549aefb368c6818ffa73e9e7b9f166fdd791cbba3b12c14b54b4
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SSDEEP
12288:RO64ectxdIsRVIEmfds397GSP32CXE4H932CXEa/M:R57YgswEodslGSf2CPHJ2CJ/M
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Nanocore family
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Checks whether UAC is enabled
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Suspicious use of SetThreadContext
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