Analysis
- max time kernel
93s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
- submitted
22/02/2024, 05:55
General
- Target 6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.exe
- Size 672KB
- Sample240222-gmt9jsdd95
- SHA256 6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
jmoha66808.ddns.net:5211
-
e1c96193-3c6f-44c4-928b-0e793ca9068c
-
activate_away_mode
true
-
backup_connection_host
jmoha66808.ddns.net
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2023-11-13T10:41:12.993998636Z
-
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
5211
-
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
e1c96193-3c6f-44c4-928b-0e793ca9068c
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
jmoha66808.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.
- 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
- Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.exe"C:\Users\Admin\AppData\Local\Temp\6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.exe"C:\Users\Admin\AppData\Local\Temp\6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.exe"C:\Users\Admin\AppData\Local\Temp\6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.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
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7B0C.tmp"3⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7B7A.tmp"3⤵
- Creates scheduled task(s)
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
6a0b8f403b660202a6d599aa998802af71064fa3cdbbc2377b75885149cf1773.exe.log
tmp7B0C.tmp
tmp7B7A.tmp
memory/1568-6-0x0000000005470000-0x0000000005490000-memory.dmp
memory/1568-4-0x00000000052D0000-0x00000000052E0000-memory.dmp
memory/1568-5-0x0000000005160000-0x000000000516A000-memory.dmp
memory/1568-3-0x00000000050A0000-0x0000000005132000-memory.dmp
memory/1568-7-0x00000000054B0000-0x00000000054BE000-memory.dmp
memory/1568-8-0x00000000054C0000-0x00000000054D2000-memory.dmp
memory/1568-9-0x0000000006A50000-0x0000000006ACA000-memory.dmp
memory/1568-10-0x00000000090B0000-0x000000000914C000-memory.dmp
memory/1568-1-0x0000000074620000-0x0000000074DD0000-memory.dmp
memory/1568-2-0x0000000005730000-0x0000000005CD4000-memory.dmp
memory/1568-14-0x0000000074620000-0x0000000074DD0000-memory.dmp
memory/1568-0-0x0000000000620000-0x00000000006CE000-memory.dmp
memory/2192-24-0x0000000005200000-0x000000000520A000-memory.dmp
memory/2192-34-0x0000000006B30000-0x0000000006B3C000-memory.dmp
memory/2192-15-0x0000000074620000-0x0000000074DD0000-memory.dmp
memory/2192-11-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2192-26-0x0000000005CE0000-0x0000000005CEA000-memory.dmp
memory/2192-25-0x0000000005420000-0x000000000543E000-memory.dmp
memory/2192-29-0x0000000006AC0000-0x0000000006AD2000-memory.dmp
memory/2192-30-0x0000000006AD0000-0x0000000006AEA000-memory.dmp
memory/2192-31-0x0000000006B00000-0x0000000006B0E000-memory.dmp
memory/2192-32-0x0000000006B10000-0x0000000006B22000-memory.dmp
memory/2192-33-0x0000000006B20000-0x0000000006B2E000-memory.dmp
memory/2192-16-0x0000000005450000-0x0000000005460000-memory.dmp
memory/2192-35-0x0000000006B40000-0x0000000006B54000-memory.dmp
memory/2192-36-0x0000000006B50000-0x0000000006B60000-memory.dmp
memory/2192-37-0x0000000006B70000-0x0000000006B84000-memory.dmp
memory/2192-38-0x0000000006B90000-0x0000000006B9E000-memory.dmp
memory/2192-39-0x0000000006BA0000-0x0000000006BCE000-memory.dmp
memory/2192-40-0x0000000006BE0000-0x0000000006BF4000-memory.dmp
memory/2192-41-0x0000000006DE0000-0x0000000006E46000-memory.dmp
memory/2192-43-0x0000000074620000-0x0000000074DD0000-memory.dmp
memory/2192-44-0x0000000005450000-0x0000000005460000-memory.dmp