General
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Target
payin_0202023990001.pdf.z
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Size
1004KB
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Sample
230203-j8htradb24
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MD5
a3716ee5f57ad58297f57228076cd51f
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SHA1
6032445647ac846b14f8375ea0caca48673fd6af
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SHA256
1b45fa9d11c9a23b5a7d2ba7c44172803bfab0b8918eadf09c2fceaa03b9378e
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SHA512
834aa57681618e542feb143da67a0b115451a2009d30f3e8f8248415653bef405864c97957911e057a6fc1246c8e39e1a881a5a3d80b145eb8818b05e606d75d
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SSDEEP
24576:vZOQkW/TyaxjKPwjBvVGNJSh6hnYBYpod66Px:vZqmpFFGIh+nEYpIhp
Malware Config
Extracted
nanocore
1.2.2.0
december2n.duckdns.org:60705
december2nd.ddns.net:60705
d95e5ad5-6193-4689-a919-7befded6bfa5
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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
65538
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build_time
2022-10-22T09:32:14.073443436Z
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bypass_user_account_control
false
-
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
60705
-
default_group
ITEego
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enable_debug_mode
true
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gc_threshold
1.0485772e+07
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keep_alive_timeout
29996
-
keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.0485772e+07
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mutex
d95e5ad5-6193-4689-a919-7befded6bfa5
-
mutex_timeout
4996
-
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
false
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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
8009
Targets
-
-
Target
payin_0202023990001.pdf.scr
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Size
1.1MB
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MD5
22f2214e500273c36673e539d2522385
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SHA1
7a3c7345ecdd9b984b80a04293e2d4dcfdf12d17
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SHA256
58f66ff5223b2f118919b7894836c96fda4d041d1c1df92193fb6854ff05dc01
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SHA512
939447fb78bff0bd03151500814887525c9e6ea19ab8262873244cc90de0203d88d1b335c1d00fef9a8c47debb2652814200e3ef3ad6c6bb5138b763dbbe754d
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SSDEEP
24576:9TbBv5rUeTT/TYaxVKPijNdXGmgBz76hZYBA3pUd26Pn:XBvDHBB/u7+ZEA3pEtf
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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