Analysis
- max time kernel
121s - max time network
148s - platform
windows7_x64 - resource
win7v20201028 - submitted
30/12/2020, 08:31
General
- Target SOA_30_11_2020,pdf.exe
- Size 779KB
- Sample201230-d4lsl7lbh2
- SHA256 ea8ea37e535102a446a8c2f88ef6a3c9277e996a32144449cde729bda80e16f2
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
billionaire.ddns.net:3734
-
20d8de57-81d3-46f5-82d3-182b167de96f
-
activate_away_mode
true
- backup_connection_host
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2020-07-06T08:15:40.303502536Z
-
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
3734
-
default_group
GRACE
-
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
20d8de57-81d3-46f5-82d3-182b167de96f
-
mutex_timeout
5000
-
prevent_system_sleep
true
-
primary_connection_host
billionaire.ddns.net
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
true
-
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.
- Suspicious use of SetThreadContext 1 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 4 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SOA_30_11_2020,pdf.exe"C:\Users\Admin\AppData\Local\Temp\SOA_30_11_2020,pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PGwhoTwXAg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp14B9.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WPA Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp19E7.tmp"3⤵
- Creates scheduled task(s)
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/632-19-0x00000000003E0000-0x00000000003E5000-memory.dmp
memory/632-31-0x0000000004BC0000-0x0000000004BCA000-memory.dmp
memory/632-33-0x0000000004C30000-0x0000000004C3F000-memory.dmp
memory/632-32-0x0000000004D40000-0x0000000004D69000-memory.dmp
memory/632-20-0x0000000001FB0000-0x0000000001FC9000-memory.dmp
memory/632-10-0x0000000000400000-0x0000000000438000-memory.dmp
memory/632-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/632-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/632-14-0x0000000073470000-0x0000000073B5E000-memory.dmp
memory/632-30-0x0000000004BB0000-0x0000000004BBF000-memory.dmp
memory/632-21-0x00000000003F0000-0x00000000003F3000-memory.dmp
memory/632-29-0x0000000004BA0000-0x0000000004BA9000-memory.dmp
memory/632-28-0x0000000004B50000-0x0000000004B5D000-memory.dmp
memory/632-27-0x0000000004AC0000-0x0000000004AC7000-memory.dmp
memory/632-22-0x0000000001F10000-0x0000000001F1D000-memory.dmp
memory/632-23-0x0000000004220000-0x0000000004235000-memory.dmp
memory/632-24-0x00000000020D0000-0x00000000020D6000-memory.dmp
memory/632-25-0x0000000004290000-0x000000000429C000-memory.dmp
memory/632-26-0x0000000004A70000-0x0000000004A76000-memory.dmp
memory/1680-3-0x0000000000A40000-0x0000000000A41000-memory.dmp
memory/1680-2-0x00000000741A0000-0x000000007488E000-memory.dmp
memory/1680-6-0x00000000051C0000-0x000000000524B000-memory.dmp
memory/1680-5-0x0000000000260000-0x0000000000266000-memory.dmp
memory/1680-7-0x00000000006F0000-0x000000000075A000-memory.dmp