Analysis
- max time kernel
144s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
21/02/2024, 07:34
General
- Target ccc82ee6994b8828c1093292366729c5.exe
- Size 650KB
- Sample240221-jd4gzach8v
- SHA256 b16c9c6b0d2c5e04fd3d3bcfb9f9a8712502b99a1fea9edf9a2ff1dd1cc8ed41
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
tzitziklishop3.ddns.net:1663
-
fbf9faaf-f2bf-43ae-91ec-07031d9e9f20
-
activate_away_mode
true
-
backup_connection_host
tzitziklishop3.ddns.net
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2023-11-24T23:15:19.996809436Z
-
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
1663
-
default_group
NEW JOY
-
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
fbf9faaf-f2bf-43ae-91ec-07031d9e9f20
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
tzitziklishop3.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.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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\ccc82ee6994b8828c1093292366729c5.exe"C:\Users\Admin\AppData\Local\Temp\ccc82ee6994b8828c1093292366729c5.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ccc82ee6994b8828c1093292366729c5.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\ccc82ee6994b8828c1093292366729c5.exe"C:\Users\Admin\AppData\Local\Temp\ccc82ee6994b8828c1093292366729c5.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 "WAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp738A.tmp"3⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp74B4.tmp"3⤵
- Creates scheduled task(s)
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
ccc82ee6994b8828c1093292366729c5.exe.log
__PSScriptPolicyTest_ntbwz0o3.4in.ps1
tmp738A.tmp
tmp74B4.tmp
memory/1344-4-0x00000000053D0000-0x00000000053E0000-memory.dmp
memory/1344-5-0x0000000005450000-0x000000000545A000-memory.dmp
memory/1344-6-0x0000000005790000-0x00000000057B0000-memory.dmp
memory/1344-7-0x00000000057C0000-0x00000000057CE000-memory.dmp
memory/1344-8-0x00000000057E0000-0x00000000057F2000-memory.dmp
memory/1344-9-0x0000000006DA0000-0x0000000006E1A000-memory.dmp
memory/1344-10-0x0000000009400000-0x000000000949C000-memory.dmp
memory/1344-0-0x00000000009A0000-0x0000000000A48000-memory.dmp
memory/1344-3-0x0000000005460000-0x00000000054F2000-memory.dmp
memory/1344-14-0x0000000074AA0000-0x0000000075250000-memory.dmp
memory/1344-2-0x0000000005970000-0x0000000005F14000-memory.dmp
memory/1344-1-0x0000000074AA0000-0x0000000075250000-memory.dmp
memory/3388-47-0x000000007FAA0000-0x000000007FAB0000-memory.dmp
memory/3388-71-0x0000000007ED0000-0x0000000007EEA000-memory.dmp
memory/3388-19-0x00000000053D0000-0x00000000053E0000-memory.dmp
memory/3388-20-0x00000000053D0000-0x00000000053E0000-memory.dmp
memory/3388-21-0x0000000005A10000-0x0000000006038000-memory.dmp
memory/3388-25-0x00000000059A0000-0x00000000059C2000-memory.dmp
memory/3388-17-0x0000000005290000-0x00000000052C6000-memory.dmp
memory/3388-26-0x0000000006170000-0x00000000061D6000-memory.dmp
memory/3388-32-0x0000000006250000-0x00000000062B6000-memory.dmp
memory/3388-75-0x0000000074AA0000-0x0000000075250000-memory.dmp
memory/3388-38-0x0000000006440000-0x0000000006794000-memory.dmp
memory/3388-72-0x0000000007EB0000-0x0000000007EB8000-memory.dmp
memory/3388-18-0x0000000074AA0000-0x0000000075250000-memory.dmp
memory/3388-68-0x0000000007D90000-0x0000000007DA1000-memory.dmp
memory/3388-43-0x0000000006860000-0x000000000687E000-memory.dmp
memory/3388-46-0x00000000068A0000-0x00000000068EC000-memory.dmp
memory/3388-70-0x0000000007DD0000-0x0000000007DE4000-memory.dmp
memory/3388-69-0x0000000007DC0000-0x0000000007DCE000-memory.dmp
memory/3388-48-0x0000000006E30000-0x0000000006E62000-memory.dmp
memory/3388-49-0x0000000071040000-0x000000007108C000-memory.dmp
memory/3388-61-0x00000000053D0000-0x00000000053E0000-memory.dmp
memory/3388-60-0x00000000053D0000-0x00000000053E0000-memory.dmp
memory/3388-59-0x0000000007830000-0x000000000784E000-memory.dmp
memory/3388-62-0x0000000007850000-0x00000000078F3000-memory.dmp
memory/3388-64-0x0000000008280000-0x00000000088FA000-memory.dmp
memory/3388-65-0x0000000007980000-0x000000000799A000-memory.dmp
memory/3388-66-0x0000000007C00000-0x0000000007C0A000-memory.dmp
memory/3388-67-0x0000000007E10000-0x0000000007EA6000-memory.dmp
memory/4376-42-0x0000000005340000-0x000000000534A000-memory.dmp
memory/4376-11-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4376-45-0x00000000061C0000-0x00000000061CA000-memory.dmp
memory/4376-44-0x00000000061A0000-0x00000000061BE000-memory.dmp
memory/4376-15-0x0000000074AA0000-0x0000000075250000-memory.dmp
memory/4376-16-0x0000000005360000-0x0000000005370000-memory.dmp
memory/4376-77-0x0000000006A20000-0x0000000006A32000-memory.dmp
memory/4376-78-0x0000000006A30000-0x0000000006A4A000-memory.dmp
memory/4376-79-0x0000000006A60000-0x0000000006A6E000-memory.dmp
memory/4376-80-0x0000000006A70000-0x0000000006A82000-memory.dmp
memory/4376-81-0x0000000006A80000-0x0000000006A8C000-memory.dmp
memory/4376-82-0x0000000006A90000-0x0000000006A9E000-memory.dmp
memory/4376-83-0x0000000006AA0000-0x0000000006AB4000-memory.dmp
memory/4376-84-0x0000000006AB0000-0x0000000006AC0000-memory.dmp
memory/4376-85-0x0000000006AD0000-0x0000000006AE4000-memory.dmp
memory/4376-86-0x0000000006AF0000-0x0000000006AFE000-memory.dmp
memory/4376-87-0x0000000006B00000-0x0000000006B2E000-memory.dmp
memory/4376-88-0x0000000006B40000-0x0000000006B54000-memory.dmp
memory/4376-90-0x0000000074AA0000-0x0000000075250000-memory.dmp
memory/4376-91-0x0000000005360000-0x0000000005370000-memory.dmp