General
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Target
RFQ23449.exe
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Size
697KB
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Sample
220830-g3b3xachfj
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MD5
fae41eae9136f5afc4dc6cdff251b863
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SHA1
050eaa1fa847f19f56f1e83981415d9f720fa291
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SHA256
03dbb8d164dd7caaaedd098efc8f707d24034bfb4d0d77521b33de6c76f10ee7
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SHA512
4f15ed9094d5a48850d354c186a690e43f94b4471d258ca8de070c045e9a43a4816f3efe84913017764b21dca9010d6f656f1c9d70a2dd14155241ecc2980836
-
SSDEEP
12288:Pf0F75e0+W1VOwPr0V/7579+wfi7gutAdf2B3j7QR2b:PMZ5L1gwPc/VJ+wfi7dtAgxQ
Malware Config
Extracted
nanocore
1.2.2.0
brightnano1.ddns.net:1989
171.22.30.97:1989
fba1bbc6-2cc8-4c94-b6c0-dda5a12fd7fe
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activate_away_mode
true
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backup_connection_host
171.22.30.97
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2022-06-10T14:34:05.030247036Z
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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
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
1989
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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
fba1bbc6-2cc8-4c94-b6c0-dda5a12fd7fe
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
brightnano1.ddns.net
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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
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
-
-
Target
RFQ23449.exe
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Size
697KB
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MD5
fae41eae9136f5afc4dc6cdff251b863
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SHA1
050eaa1fa847f19f56f1e83981415d9f720fa291
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SHA256
03dbb8d164dd7caaaedd098efc8f707d24034bfb4d0d77521b33de6c76f10ee7
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SHA512
4f15ed9094d5a48850d354c186a690e43f94b4471d258ca8de070c045e9a43a4816f3efe84913017764b21dca9010d6f656f1c9d70a2dd14155241ecc2980836
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SSDEEP
12288:Pf0F75e0+W1VOwPr0V/7579+wfi7gutAdf2B3j7QR2b:PMZ5L1gwPc/VJ+wfi7dtAgxQ
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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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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