Behavioral task
behavioral1
Sample
test.exe
Resource
win7-20240705-en
General
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Target
test.exe
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Size
202KB
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MD5
9ab84c7d63003c107ae801fe1eba283f
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SHA1
1332530920b89b5bfb1e95881b4687f9fbcac8de
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SHA256
4ebc4c4d1bf170baf8d64f759aed02afc9481d5390da13ecd36b50f76106b66f
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SHA512
91c8772f931d89f7fc8185203075287a7e6485b97e743de4134045e87a35039a1f62027df8505a6f63114a9cdf9be68dedb34cb17c32509b7074215f8415a38d
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SSDEEP
6144:gLV6Bta6dtJmakIM5S/vsYvaC5tdNHydikV:gLV6BtpmkF/0YvaC5tOUa
Malware Config
Extracted
nanocore
1.2.2.0
127.0.0.1:4782
8f06e4dd-f7ee-4c98-93d7-5a0f7faf09ff
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activate_away_mode
true
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backup_connection_host
127.0.0.1
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2024-05-07T17:12:05.194613236Z
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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
4782
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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
8f06e4dd-f7ee-4c98-93d7-5a0f7faf09ff
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
127.0.0.1
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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
false
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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
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource test.exe
Files
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test.exe.exe windows:4 windows x86 arch: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