Behavioral task
behavioral1
Sample
20db714c84b40f469d6e4b78a487c674.exe
Resource
win7-20231215-en
General
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Target
20db714c84b40f469d6e4b78a487c674
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Size
202KB
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MD5
20db714c84b40f469d6e4b78a487c674
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SHA1
5102dac352fa4be1d0cead53b76d90f4364e08a6
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SHA256
867e1ad1d730dafdba4ca8fc706f460860c0e0df85d45efa7db8ec7b964fb003
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SHA512
1e238b267a08194f86c17f36a638bdc92c52078f364bf367be0711bdc66409003959421142ea7b275e3f84a1d42ea3046bb007acb410f6fd4c3dc0491a3823da
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SSDEEP
3072:IzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIlEfO32vT/T6BQ1bxjOhdiinvs:ILV6Bta6dtJmakIM5JfO32vTj19B+W
Malware Config
Extracted
nanocore
1.2.2.0
91.193.75.137:1604
daviscoleman899.ddns.net:1604
b265a3c1-2934-4b90-859a-e26e2e1435fd
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activate_away_mode
true
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backup_connection_host
daviscoleman899.ddns.net
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2020-01-17T04:09:16.659970336Z
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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
1604
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default_group
official
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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
b265a3c1-2934-4b90-859a-e26e2e1435fd
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
91.193.75.137
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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 20db714c84b40f469d6e4b78a487c674
Files
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20db714c84b40f469d6e4b78a487c674.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.bs Size: 114KB - Virtual size: 114KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.v 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