Behavioral task
behavioral1
Sample
23b88e412a55d9998fe89a31dc3a46b3.exe
Resource
win7-20230712-en
General
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Target
23b88e412a55d9998fe89a31dc3a46b3.exe
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Size
202KB
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MD5
23b88e412a55d9998fe89a31dc3a46b3
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SHA1
927bf4fc31ec559775a27255eede7eced990fca0
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SHA256
f7fc062f43a3515a267b6b7f979d3938d10811cd97bd985a33f583e57a11ab3b
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SHA512
31eb4102b7d6a4471e313a6df7b03c7509a7975b0de8ad33fae4663b0ceeb7dce68d1a5d38925df8a2efcc9fd3caffe90e61596265f8a80c8589046281d694c2
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SSDEEP
3072:QzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HINj6d6+Il1c3rxbivlpfe:QLV6Bta6dtJmakIM5KXT6rxmC
Malware Config
Extracted
nanocore
1.2.2.0
macarenaluis.hopto.org:54984
7a16f720-9545-4ecb-9bab-ca25b3daece8
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activate_away_mode
true
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backup_connection_host
macarenaluis.hopto.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
2023-05-01T17:47:47.311670436Z
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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
54984
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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
7a16f720-9545-4ecb-9bab-ca25b3daece8
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
macarenaluis.hopto.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
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 23b88e412a55d9998fe89a31dc3a46b3.exe
Files
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23b88e412a55d9998fe89a31dc3a46b3.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