General
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Target
1017fcdd21ff4ee2a5ac3d90b680d2fe.exe
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Size
627KB
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Sample
230323-s1wkbagf27
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MD5
1017fcdd21ff4ee2a5ac3d90b680d2fe
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SHA1
b9e040314eb74c24ad9f42ce37032ad238a37649
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SHA256
a898127d2c98fda1751d317cdf3a1d85f79de8fe762edb2415ec04e7c1c53a6f
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SHA512
a14a8ba5d52b4e206fe25dd7f889061baf6d56f2fface2121254bf3b3ba24062d342d0f196347af6055261961b1a9b56a8b8b52c3f65843ed3c32e30644384db
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SSDEEP
12288:pToPWBv/cpGrU3yJDwlNm2n+d6twT2/FRXJbIMp8NDSjt/:pTbBv5rUGGm5UtwT29EMp8J+/
Static task
static1
Behavioral task
behavioral1
Sample
1017fcdd21ff4ee2a5ac3d90b680d2fe.exe
Resource
win7-20230220-en
Malware Config
Extracted
nanocore
1.2.2.0
justkowir.duckdns.org:8550
513a9907-f4ca-4a36-8f25-fcb7088c00a5
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activate_away_mode
true
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backup_connection_host
justkowir.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
2022-01-03T15:53:14.690945336Z
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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
8550
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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
513a9907-f4ca-4a36-8f25-fcb7088c00a5
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
justkowir.duckdns.org
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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
1017fcdd21ff4ee2a5ac3d90b680d2fe.exe
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Size
627KB
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MD5
1017fcdd21ff4ee2a5ac3d90b680d2fe
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SHA1
b9e040314eb74c24ad9f42ce37032ad238a37649
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SHA256
a898127d2c98fda1751d317cdf3a1d85f79de8fe762edb2415ec04e7c1c53a6f
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SHA512
a14a8ba5d52b4e206fe25dd7f889061baf6d56f2fface2121254bf3b3ba24062d342d0f196347af6055261961b1a9b56a8b8b52c3f65843ed3c32e30644384db
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SSDEEP
12288:pToPWBv/cpGrU3yJDwlNm2n+d6twT2/FRXJbIMp8NDSjt/:pTbBv5rUGGm5UtwT29EMp8J+/
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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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Suspicious use of SetThreadContext
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