General
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Target
Invoice.exe
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Size
1.3MB
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Sample
200624-hzwatfxj62
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MD5
014735a6200ec62f9256bc62f3f06b5a
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SHA1
ba5a8d25cfdf61ff29cf454f755bb41257f2ce8c
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SHA256
73db44bf103e307704faafe310253e8b810593856abf4e92295f68f47532742c
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SHA512
0bba408ac1c36f8cc534cd6386f4f36d010c7cda0d6c8dcbc31d0993180620bbcf341ae76f739b22413c9f0f5ea65ec24d12931fc50ddb451ead5a7ae94cab5a
Static task
static1
Behavioral task
behavioral1
Sample
Invoice.exe
Resource
win7v200430
Malware Config
Extracted
nanocore
1.2.2.0
u852117.nvpn.to:5638
c20191a5-cd52-4887-8771-2d1dca5667b7
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activate_away_mode
true
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backup_connection_host
u852117.nvpn.to
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2020-03-19T15:09:07.734275836Z
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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
5638
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default_group
BEGINS
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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
c20191a5-cd52-4887-8771-2d1dca5667b7
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
u852117.nvpn.to
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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
Invoice.exe
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Size
1.3MB
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MD5
014735a6200ec62f9256bc62f3f06b5a
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SHA1
ba5a8d25cfdf61ff29cf454f755bb41257f2ce8c
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SHA256
73db44bf103e307704faafe310253e8b810593856abf4e92295f68f47532742c
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SHA512
0bba408ac1c36f8cc534cd6386f4f36d010c7cda0d6c8dcbc31d0993180620bbcf341ae76f739b22413c9f0f5ea65ec24d12931fc50ddb451ead5a7ae94cab5a
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Drops startup file
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Uses the VBS compiler for execution
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Suspicious use of SetThreadContext
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