General
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Target
8008646139.zip
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Size
710KB
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Sample
220916-ph4w7afgc9
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MD5
2c1c2e28ebbadbea555e949aeada471f
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SHA1
5044b23f5a0a2722c795f1009f0330e5e4b5b42c
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SHA256
7f981ededb582f74097b1c0d192809b826ae4967118c0f5d93c46bfa2e9ee300
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SHA512
72264beb988f728c7bf7ca7976e2af8408ccac610202a63107855b67a546333d83c94ed9ee63d4e5498db5c717d0bb34691441fe617417eedfdb825360caa83f
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SSDEEP
12288:gdQkRbDdXeJIofxDPT5/nBHtwkYfICk6bKnX28PTFWyKZlVwRCFi:2QkRFWpxDPRnBNfYioKX2AT4yKZleci
Malware Config
Extracted
| Family |
nanocore |
| Version |
1.2.2.0 |
| C2 |
sharongrace.ddns.net:8223 |
| Attributes |
activate_away_mode true
backup_connection_host sharongrace.ddns.net
backup_dns_server 8.8.4.4
buffer_size 65535
build_time 2022-06-21T04:35:20.632438136Z
bypass_user_account_control true
bypass_user_account_control_data
clear_access_control true
clear_zone_identifier false
connect_delay 4000
connection_port 8223
default_group MSword
enable_debug_mode true
gc_threshold 1.048576e+07
keep_alive_timeout 30000
keyboard_logging false
lan_timeout 2500
max_packet_size 1.048576e+07
mutex 1bc5fd65-b5d0-4528-8c0b-bb56e6cefa77
mutex_timeout 5000
prevent_system_sleep false
primary_connection_host sharongrace.ddns.net
primary_dns_server 8.8.8.8
request_elevation true
restart_delay 5000
run_delay 0
run_on_startup false
set_critical_process true
timeout_interval 5000
use_custom_dns_server false
version 1.2.2.0
wan_timeout 8000 |
Targets
-
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Target
61281ee8c26307ca4a56e9972b574a65199dfce222843d9a6445324b57cb42fa
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Size
1MB
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MD5
6ae67ecaac66fa631f901da9710f1e47
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SHA1
39cfe8d12f85e0c53e8e8e8b457a33848b15c60e
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SHA256
61281ee8c26307ca4a56e9972b574a65199dfce222843d9a6445324b57cb42fa
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SHA512
55c832e1844983cd47d4c2108a93e9615a5ac298875e09ae8f3a9e1726f8663b619b2731c80503204df3e14467d663c2ee71769aebb9948e6449726bbf6bd967
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SSDEEP
12288:4F7eXmERWKyWL6aRuZox9dh+HIUnxcp+4lblyI36lqxJnE70oTbnem9BAlPDr7aC:bHlua+ox/h+HHnap+45S3
Score10/10-
NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix
Collection
Command and Control
Credential Access
Defense Evasion
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Persistence
Privilege Escalation