Analysis
- max time kernel
91s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
29/06/2022, 07:41
General
- Target SecuriteInfo.com.W32.AIDetectNet.01.1706.exe
- Size 1.1MB
- Sample220629-jh4crsfgdj
- SHA256 c2fed3fc8ca8e6b37a62f9cc8553d6d84da928bb905b28ae4fdd03e20aea47e6
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
derananocore.ddns.net:1187
-
194.87.84.118:1187
-
aee28d0a-78bc-4586-8c8c-8f93e292a11b
-
activate_away_mode
true
-
backup_connection_host
194.87.84.118
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2022-04-09T10:37:01.806212736Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
1187
-
default_group
Default
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
aee28d0a-78bc-4586-8c8c-8f93e292a11b
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
derananocore.ddns.net
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
- NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
- suricata: ET MALWARE Possible NanoCore C2 60B
suricata: ET MALWARE Possible NanoCore C2 60B
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Program Files directory 2 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1706.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1706.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1706.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1706.exe"2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2120-135-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2120-136-0x0000000004E30000-0x0000000004E3A000-memory.dmp
memory/2120-137-0x0000000006730000-0x0000000006796000-memory.dmp
memory/3016-130-0x0000000000F50000-0x000000000107A000-memory.dmp
memory/3016-131-0x00000000060E0000-0x0000000006684000-memory.dmp
memory/3016-132-0x0000000005A60000-0x0000000005AF2000-memory.dmp
memory/3016-133-0x0000000008310000-0x00000000083AC000-memory.dmp