Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
30/04/2026, 10:09
General
- Target hotro.exe
- Size 203KB
- Sample260430-l626qads9s
- SHA256 01b22d07b03ed81fd1f04876e2aa61bf0e803716f9b4a583b2684ef96aca63e6
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
moxai.io:443
-
www.moxai.io:443
-
6f00130e-e542-46f9-9b32-f3b4fa9b36ba
-
activate_away_mode
true
-
backup_connection_host
www.moxai.io
-
backup_dns_server
37.235.1.177
-
buffer_size
65535
-
build_time
2026-02-09T11:50:36.628057936Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
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
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
443
-
default_group
xoilac
-
enable_debug_mode
false
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2491
-
max_packet_size
1.048576e+07
-
mutex
6f00130e-e542-46f9-9b32-f3b4fa9b36ba
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
moxai.io
-
primary_dns_server
37.235.1.174
-
request_elevation
false
-
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
8003
Signatures
- Family: NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
- Executes dropped EXE 1 IoCs
- Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Drops file in Program Files directory 3 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\hotro.exe"C:\Users\Admin\AppData\Local\Temp\hotro.exe"1⤵
- Unexpected DNS network traffic destination
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "LAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE9C4.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "LAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpEA42.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Program Files (x86)\LAN Service\lansvc.exe"C:\Program Files (x86)\LAN Service\lansvc.exe"1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
-
C:\Users\Admin\AppData\Local\Temp\hotro.exe"C:\Users\Admin\AppData\Local\Temp\hotro.exe"1⤵
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
lansvc.exe
tmpE9C4.tmp
tmpEA42.tmp
memory/3844-13-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/3844-19-0x0000000003040000-0x00000000032CB000-memory.dmp
memory/3844-21-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/3844-15-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/4920-22-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/4920-44-0x0000000002850000-0x0000000002ADB000-memory.dmp
memory/4920-48-0x0000000002850000-0x0000000002ADB000-memory.dmp
memory/4920-36-0x0000000002850000-0x0000000002ADB000-memory.dmp
memory/4920-9-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/4920-49-0x0000000006C40000-0x0000000006CA4000-memory.dmp
memory/4920-1-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/4920-0-0x0000000074B11000-0x0000000074B12000-memory.dmp
memory/4920-23-0x0000000002850000-0x0000000002ADB000-memory.dmp
memory/4920-24-0x0000000006C40000-0x0000000006CA4000-memory.dmp
memory/4920-25-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/4920-29-0x0000000006C40000-0x0000000006CA4000-memory.dmp
memory/4920-28-0x0000000002850000-0x0000000002ADB000-memory.dmp
memory/4920-33-0x0000000006C40000-0x0000000006CA4000-memory.dmp
memory/5824-12-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/5824-18-0x0000000003220000-0x00000000034AB000-memory.dmp
memory/5824-20-0x0000000074B10000-0x00000000750C1000-memory.dmp
memory/5824-14-0x0000000074B10000-0x00000000750C1000-memory.dmp