General
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Target
d15300b9633fe68ace9c95d55664ecdf.bin
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Size
933KB
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Sample
240219-ezyrdshg77
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MD5
9ca1a96028580da45aef8efb97316ad9
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SHA1
96c41faec04ed6ce3ad7aa5f3e8e6097b68fd8fc
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SHA256
f0146c439746293f99da1e0b5c14b0a6b01721e36c39b78300be25d89e622ea9
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SHA512
24a3c9db1c6bb6f60bd374b156cb95131424d659322f3f035567cb0ddbf67c1b4d95c90885e6c16acb127b0e012701e2cf4ca4a0b7c04d835cf2dd34569690b5
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SSDEEP
24576:fGDF+wBXjykzn6toPPUTvEMW+z2xT3AMZpvx98xAaa/KXHgEZlnUBVpn:fMF2YUE7+0T3AMDvx98Saa/mRUZn
Malware Config
Extracted
nanocore
1.2.2.0
december2n.duckdns.org:64418
december2nd.ddns.net:64418
d334376c-c2dc-4ef6-ba5b-7e6bd3ad949e
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activate_away_mode
false
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backup_connection_host
december2nd.ddns.net
- backup_dns_server
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buffer_size
65535
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build_time
2023-11-18T21:10:07.370333236Z
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bypass_user_account_control
false
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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
64418
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default_group
NO GREE
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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
d334376c-c2dc-4ef6-ba5b-7e6bd3ad949e
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
december2n.duckdns.org
- primary_dns_server
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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
false
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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
7f24051d8ea086ac0d78f5cb8e0f127140aee0ec0ca7a9e3137dbae04b76dd70.exe
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Size
1.3MB
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MD5
d15300b9633fe68ace9c95d55664ecdf
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SHA1
556b9726a17b12a0a59473da1f7dabc3e74aced6
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SHA256
7f24051d8ea086ac0d78f5cb8e0f127140aee0ec0ca7a9e3137dbae04b76dd70
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SHA512
cbe56f437ddb29547048895748c5142636076c474885618944747ce8dc66c1454d983179dbca3a46e05ce4b4c826c4ebef527ebc381ddd356ab0b9175aae66ba
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SSDEEP
24576:MTbBv5rUl4oU7RJVxI7BMTGtR8B/hIdNCXYzJey:OBwlMT/ItMTGoB/hWn
Score10/10-
NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
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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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Adds Run key to start application
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Checks whether UAC is enabled
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Suspicious use of SetThreadContext
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