Behavioral task
behavioral1
Sample
57cf5bd7898d781534ee364e34449af06a9e263b91a4a468aa26098b829942a5.exe
Resource
win7-20240704-en
General
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Target
57cf5bd7898d781534ee364e34449af06a9e263b91a4a468aa26098b829942a5.exe
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Size
437KB
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MD5
a7b83616155f8b21c65c5bc74dec9e20
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SHA1
abf84e44234154ae6858488a6ccf040238c5679b
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SHA256
57cf5bd7898d781534ee364e34449af06a9e263b91a4a468aa26098b829942a5
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SHA512
3e4342a6796a6c3ce820a8d0b15f1dc351a7ec956f2bcd8ea174ad3eda31d86cb03c09b503b33ba7df4110e8a228b793e9e37441082cf517fb3b52cbf98b0f24
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SSDEEP
6144:QLV6Bta6dtJmakIM5Bs8XRcP3OkHF2T1SlRKg4CW5tuoe5znQZGpj/x5ZPExq6hS:QLV6Btpmkn8XRw33F2PV5tVEjqGLM59
Malware Config
Extracted
nanocore
1.2.2.0
192.111.132.75:54984
127.0.0.1:54984
f7d20c48-01cb-4e83-b3f4-8e095b50d36c
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activate_away_mode
false
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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
2019-02-17T15:07:13.124597136Z
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bypass_user_account_control
true
- bypass_user_account_control_data
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clear_access_control
false
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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
Daboss
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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
f7d20c48-01cb-4e83-b3f4-8e095b50d36c
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
192.111.132.75
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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
Signatures
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Nanocore family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 57cf5bd7898d781534ee364e34449af06a9e263b91a4a468aa26098b829942a5.exe
Files
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57cf5bd7898d781534ee364e34449af06a9e263b91a4a468aa26098b829942a5.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: 322KB - Virtual size: 322KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ