Behavioral task
behavioral1
Sample
nanocore.exe
Resource
win7-20220812-en
General
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Target
nanocore.payload-disk
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Size
202KB
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MD5
28de3a51ab63a4b8dc9d3c8af0c90f3f
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SHA1
52ca32cce25e7d6110febfaf4feeb186e093ae0d
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SHA256
8344a9443dc4b1ddb5e02d0ae8170eb7451cb94e8fd21c03b0ce39f5a1a3f216
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SHA512
4c39b5820d1f860ff751e4bf638e37cf97aad0715b7ec754aebad100df1bba7c196f29af4ab5c55170620cd58b763f35fe55926062169db65ffd2d09edbd8926
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SSDEEP
3072:gzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIArfdBFvBeiDYI343auG3UBUsc:gLV6Bta6dtJmakIM5ldBFvgiDUEszp9c
Malware Config
Extracted
nanocore
1.2.2.0
bouricrat.duckdns.org:6445
351a9355-099d-4d8e-aef5-126657425e1b
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activate_away_mode
true
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backup_connection_host
bouricrat.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
2022-11-20T03:15:20.565935636Z
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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
6445
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default_group
Vitalz
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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
351a9355-099d-4d8e-aef5-126657425e1b
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
bouricrat.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
Signatures
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Nanocore family
Files
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nanocore.payload-disk.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 114KB - Virtual size: 113KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 87KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ