General
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Target
4F6F1EFCEC692A45EDFCC8A0563672B3.exe
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Size
651KB
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Sample
240129-q6l7qabca5
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MD5
4f6f1efcec692a45edfcc8a0563672b3
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SHA1
d1fe03e95c319da1aaa0019173b01a521a2d0b4c
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SHA256
8a29c80b0cd5df46f57f94c8934bccb49663e1c2311670875aa1ac48004fbea2
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SHA512
489d42d006629483823caef4d0885a5ec7b5d2f6493f542cfb3816e24c5c4a43347ca5a09a1ae8453cb1fde929a5c19534a8b80125ddec3a117085a83364d087
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SSDEEP
12288:hMvhIeV6fU3YEc8fU13sz2bLXDHGjW67gE9bxY2dXXX4uehiwbzZ4RQJYI+y/2:hMvh9eJofu3K+LLGjW60ObxY2d347w+Y
Static task
static1
Behavioral task
behavioral1
Sample
4F6F1EFCEC692A45EDFCC8A0563672B3.exe
Resource
win7-20231215-en
Malware Config
Extracted
nanocore
1.2.2.0
december2n.duckdns.org:65517
december2nd.ddns.net:65517
82525767-13bf-4d56-98a7-2902deae19f0
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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
2023-11-03T11:07:15.094337336Z
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bypass_user_account_control
false
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bypass_user_account_control_data
PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+
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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
65517
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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
82525767-13bf-4d56-98a7-2902deae19f0
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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
4F6F1EFCEC692A45EDFCC8A0563672B3.exe
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Size
651KB
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MD5
4f6f1efcec692a45edfcc8a0563672b3
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SHA1
d1fe03e95c319da1aaa0019173b01a521a2d0b4c
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SHA256
8a29c80b0cd5df46f57f94c8934bccb49663e1c2311670875aa1ac48004fbea2
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SHA512
489d42d006629483823caef4d0885a5ec7b5d2f6493f542cfb3816e24c5c4a43347ca5a09a1ae8453cb1fde929a5c19534a8b80125ddec3a117085a83364d087
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SSDEEP
12288:hMvhIeV6fU3YEc8fU13sz2bLXDHGjW67gE9bxY2dXXX4uehiwbzZ4RQJYI+y/2:hMvh9eJofu3K+LLGjW60ObxY2d347w+Y
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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Suspicious use of SetThreadContext
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