Behavioral task
behavioral1
Sample
abd1b166ab1703f4b3558b0c66d77556.exe
Resource
win7-20230220-en
General
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Target
abd1b166ab1703f4b3558b0c66d77556.exe
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Size
202KB
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MD5
abd1b166ab1703f4b3558b0c66d77556
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SHA1
d28ee7135fbb4da81904aa0cc97e772f200dcb29
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SHA256
e7fbd0f33ca20caae55da9423c81241c9bced4018456d5fbd27cc9f93f912310
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SHA512
0be3b50a5b5d14e13743fb8f7ef6da6dc629abf1bfcf548cba015fc18671541c5df12700e0d1a096e909ef5979691883269b56c71dfb67b912a0380b85fe6d51
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SSDEEP
6144:gLV6Bta6dtJmakIM5hlWUu5LYkO0TrWS2:gLV6BtpmkelM5LYkO0TK3
Malware Config
Extracted
nanocore
1.2.2.0
8.tcp.ngrok.io:18184
b3c03861-ff64-46a0-bbf6-30bd7e451c17
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activate_away_mode
true
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backup_connection_host
8.tcp.ngrok.io
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2023-02-14T21:06:46.097983836Z
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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
18184
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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
b3c03861-ff64-46a0-bbf6-30bd7e451c17
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
8.tcp.ngrok.io
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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 abd1b166ab1703f4b3558b0c66d77556.exe
Files
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abd1b166ab1703f4b3558b0c66d77556.exe.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