Behavioral task
behavioral1
Sample
0x0008000000012342-91.exe
Resource
win7-20230220-en
General
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Target
0x0008000000012342-91.dat
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Size
202KB
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MD5
4d9ac7d6e684cd3874b662971b6bc536
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SHA1
726cd96b680082910ebc451d7741a2d6934ed339
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SHA256
48987956556721dfb5f988683693bebc094b5965f6bd58eeff928fd7c6ba9330
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SHA512
27ddc60b921ed3b6b9223321ea310fa6ce9a3f4d0cb1b96899fc8fb08556d73f92fb3ec7da93a60de046105129b1b128828d5ab57869160749a5f7f2a7a8ab71
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SSDEEP
6144:gLV6Bta6dtJmakIM5W4w9QT09e8iCp1Tz5kl7:gLV6BtpmkjIIc8iCp1P5kl7
Malware Config
Extracted
nanocore
1.2.2.0
timmy08.ddns.net:28289
timmy06.ddns.net:28289
29684d78-e3d5-43d3-a123-9a499c3134c7
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activate_away_mode
true
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backup_connection_host
timmy06.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
2023-03-13T20:49:24.260578036Z
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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
28289
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default_group
JUNE 2023
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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
29684d78-e3d5-43d3-a123-9a499c3134c7
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
timmy08.ddns.net
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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 0x0008000000012342-91.dat
Files
-
0x0008000000012342-91.dat.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