Behavioral task
behavioral1
Sample
test.exe
Resource
win10v2004-20240412-en
General
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Target
test.exe
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Size
202KB
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MD5
9f3d8fccf5462ea4b42a972376e09e76
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SHA1
f2183a2871365588c0f02fb12162f3f1c4208b96
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SHA256
eb3ce16403a5429168fb4c5e5a190a2e93e8a2a1fc49447311ee145cc1eae6e6
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SHA512
1022456f4f01004142272059cd014f3bc839088a40aeab1075bb99d9c304e8ffd72042d691582b51f99caeda76766d084861c5b00babbb6b8ef99377be2e9b77
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SSDEEP
3072:gzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIHgIpciQB2u9Pco9NbHsRUSmx/:gLV6Bta6dtJmakIM5VIWIto9ll7d5
Malware Config
Extracted
nanocore
1.2.2.0
88.173.29.29:54984
127.0.0.1:54984
15494a1b-f674-46d7-abd7-b2f9288f7401
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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
2024-01-27T23:38:51.741417136Z
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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
15494a1b-f674-46d7-abd7-b2f9288f7401
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
88.173.29.29
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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 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