Analysis
- max time kernel
146s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
15/02/2024, 03:58
General
- Target IqgoWz56w4vBHL8.exe
- Size 760KB
- Sample240215-ejhegaga5w
- SHA256 82f800b2cd609858f78b1014e5fe5729059cf520d598aa99d22b97045853eb38
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
- 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 3 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 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\IqgoWz56w4vBHL8.exe"C:\Users\Admin\AppData\Local\Temp\IqgoWz56w4vBHL8.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\Roaming\DVWubBK.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DVWubBK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9CEC.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- 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 "UDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA393.tmp"3⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "UDP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA52A.tmp"3⤵
- Creates scheduled task(s)
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_r5vfi1tn.q1h.ps1
tmp9CEC.tmp
tmpA393.tmp
tmpA52A.tmp
memory/3208-6-0x00000000053B0000-0x00000000053C2000-memory.dmp
memory/3208-5-0x0000000005130000-0x000000000513A000-memory.dmp
memory/3208-23-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/3208-7-0x00000000053C0000-0x00000000053D2000-memory.dmp
memory/3208-8-0x0000000007D10000-0x0000000007D8A000-memory.dmp
memory/3208-9-0x000000000A470000-0x000000000A50C000-memory.dmp
memory/3208-0-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/3208-4-0x0000000005160000-0x0000000005170000-memory.dmp
memory/3208-3-0x00000000051B0000-0x0000000005242000-memory.dmp
memory/3208-2-0x0000000005760000-0x0000000005D04000-memory.dmp
memory/3208-1-0x0000000000680000-0x0000000000742000-memory.dmp
memory/4888-48-0x00000000063C0000-0x00000000063DE000-memory.dmp
memory/4888-73-0x0000000006C70000-0x0000000006C8A000-memory.dmp
memory/4888-99-0x0000000005230000-0x0000000005240000-memory.dmp
memory/4888-24-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/4888-98-0x0000000005230000-0x0000000005240000-memory.dmp
memory/4888-25-0x0000000005230000-0x0000000005240000-memory.dmp
memory/4888-97-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/4888-85-0x0000000006D80000-0x0000000006D94000-memory.dmp
memory/4888-83-0x0000000006D40000-0x0000000006D6E000-memory.dmp
memory/4888-82-0x0000000006D30000-0x0000000006D3E000-memory.dmp
memory/4888-81-0x0000000006D10000-0x0000000006D24000-memory.dmp
memory/4888-80-0x0000000006CF0000-0x0000000006D00000-memory.dmp
memory/4888-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4888-79-0x0000000006CE0000-0x0000000006CF4000-memory.dmp
memory/4888-47-0x00000000055E0000-0x00000000055EA000-memory.dmp
memory/4888-78-0x0000000006CD0000-0x0000000006CDE000-memory.dmp
memory/4888-49-0x0000000006600000-0x000000000660A000-memory.dmp
memory/4888-50-0x0000000005230000-0x0000000005240000-memory.dmp
memory/4888-77-0x0000000006CC0000-0x0000000006CCC000-memory.dmp
memory/4888-74-0x0000000006CA0000-0x0000000006CAE000-memory.dmp
memory/4888-76-0x0000000006CB0000-0x0000000006CC2000-memory.dmp
memory/4888-72-0x0000000006C60000-0x0000000006C72000-memory.dmp
memory/5052-16-0x0000000001080000-0x0000000001090000-memory.dmp
memory/5052-15-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/5052-67-0x00000000072C0000-0x00000000072DA000-memory.dmp
memory/5052-68-0x0000000007330000-0x000000000733A000-memory.dmp
memory/5052-69-0x0000000007540000-0x00000000075D6000-memory.dmp
memory/5052-70-0x00000000074C0000-0x00000000074D1000-memory.dmp
memory/5052-65-0x0000000006F90000-0x0000000007033000-memory.dmp
memory/5052-64-0x0000000006560000-0x000000000657E000-memory.dmp
memory/5052-54-0x0000000071210000-0x000000007125C000-memory.dmp
memory/5052-53-0x0000000006580000-0x00000000065B2000-memory.dmp
memory/5052-75-0x00000000074F0000-0x00000000074FE000-memory.dmp
memory/5052-52-0x000000007F5B0000-0x000000007F5C0000-memory.dmp
memory/5052-14-0x0000000004A50000-0x0000000004A86000-memory.dmp
memory/5052-66-0x0000000007900000-0x0000000007F7A000-memory.dmp
memory/5052-41-0x0000000005FF0000-0x000000000603C000-memory.dmp
memory/5052-38-0x0000000005FA0000-0x0000000005FBE000-memory.dmp
memory/5052-37-0x0000000005AF0000-0x0000000005E44000-memory.dmp
memory/5052-84-0x0000000007500000-0x0000000007514000-memory.dmp
memory/5052-32-0x0000000005980000-0x00000000059E6000-memory.dmp
memory/5052-17-0x0000000001080000-0x0000000001090000-memory.dmp
memory/5052-86-0x0000000007600000-0x000000000761A000-memory.dmp
memory/5052-87-0x00000000075E0000-0x00000000075E8000-memory.dmp
memory/5052-90-0x0000000074E20000-0x00000000755D0000-memory.dmp
memory/5052-26-0x00000000058A0000-0x0000000005906000-memory.dmp
memory/5052-19-0x00000000050C0000-0x00000000056E8000-memory.dmp
memory/5052-22-0x0000000004FD0000-0x0000000004FF2000-memory.dmp