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Analysis
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max time kernel
37s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
31/12/2023, 07:13
General
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Target
2cef208d03ae2f434c85229428c66724.exe
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Size
784KB
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MD5
2cef208d03ae2f434c85229428c66724
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SHA1
e3cb0614661cd3fe70bc4bd245678920e776c9f7
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SHA256
29c3861feead5d99c7d2e4c1a50dd6b29f8ca4d8add002ca8028d2f876abbbeb
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SHA512
bcc3bc8dc71434f8d9561ec8eba5dfedca332de67ef1bd6be0c55fc12abe316561f2212ee34b6fc354da94778281d4d971db8ab11d315aa72422a8286b5f0f85
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SSDEEP
12288:vB0UM7PtYaerVBsrZBcpcWPk8ZQddwtxUMOnzHekqDE0F73vYaer:vB0U+MrVm1B4tZO+tHOzHcl7Or
Malware Config
Extracted
nanocore
1.2.2.0
mec.sytes.net:3259
9358a53f-433c-42f5-bd3f-14ae4da528cf
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activate_away_mode
true
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backup_connection_host
mec.sytes.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
2021-04-04T14:41:53.527071936Z
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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
true
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connect_delay
4000
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connection_port
3259
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default_group
Mine
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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
9358a53f-433c-42f5-bd3f-14ae4da528cf
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mutex_timeout
5000
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prevent_system_sleep
true
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primary_connection_host
mec.sytes.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
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
NanoCore is a remote access tool (RAT) with a variety of capabilities.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes
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C:\Users\Admin\AppData\Local\Temp\2cef208d03ae2f434c85229428c66724.exe"C:\Users\Admin\AppData\Local\Temp\2cef208d03ae2f434c85229428c66724.exe"1⤵
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C:\Users\Admin\AppData\Local\Temp\2cef208d03ae2f434c85229428c66724.exe"{path}"2⤵
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zwiElCA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA45A.tmp"2⤵
- Creates scheduled task(s)
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
5.7MB
-
Filesize
256KB
-
Filesize
224KB
-
Filesize
5.7MB
-
Filesize
5.7MB
-
Filesize
224KB
-
Filesize
224KB
-
Filesize
4KB
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Filesize
224KB
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Filesize
224KB
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Filesize
224KB
-
Filesize
224KB
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Filesize
5.7MB