nanocore | 1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00

General

Target

1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe
Size

626KB
MD5

14239732dbddfe922c297fdeac56a062
SHA1

3f4f6454c4a2c1c5d1e10d5f841ce14eef00a785
SHA256

1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00
SHA512

87125027fe82df355f6461e540afbedc68372ff2b29ee1531d3c6f42144d993ee044b68488c8b0144cecd6c74cbd964f5445fee19954167e2301ff19e9e3e628
SSDEEP

12288:glYifTsdxUde52iuVHaARloUgtGuFxmwk2BUY0Yk/a7LG1N7DpA:PiYd5uVHaAlhgtfvBUYuqLG1JDW

Score

10^/10

nanocore execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

newsddawork.3utilities.com:1620

maxlogs.webhop.me:1620

Mutex

1fa46b72-10f9-4da3-bc15-84dde165706d

Attributes

activate_away_mode
true
backup_connection_host
maxlogs.webhop.me
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-02-17T03:41:10.727034736Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1620
default_group
NewBin
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
1fa46b72-10f9-4da3-bc15-84dde165706d
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
newsddawork.3utilities.com
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.
keylogger trojan stealer spyware nanocore
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2124 powershell.exe

pid	process
2124	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

MSBuild.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ARP Host = "C:\\Program Files (x86)\\ARP Host\\arphost.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe

description	pid	process	target process
PID 2860 set thread context of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe

Drops file in Program Files directory 2 IoCs

Processes:

MSBuild.exe

description	ioc	process
File created	C:\Program Files (x86)\ARP Host\arphost.exe	MSBuild.exe
File opened for modification	C:\Program Files (x86)\ARP Host\arphost.exe	MSBuild.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2632 schtasks.exe

pid	process
2632	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exeMSBuild.exepowershell.exe

pid	process
2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe
2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe
2640	MSBuild.exe
2640	MSBuild.exe
2640	MSBuild.exe
2124	powershell.exe
2640	MSBuild.exe
2640	MSBuild.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MSBuild.exe

pid process

2640 MSBuild.exe

pid	process
2640	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exeMSBuild.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe
Token: SeDebugPrivilege	2640	MSBuild.exe
Token: SeDebugPrivilege	2124	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe

description	pid	process	target process
PID 2860 wrote to memory of 2124	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	powershell.exe
PID 2860 wrote to memory of 2124	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	powershell.exe
PID 2860 wrote to memory of 2124	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	powershell.exe
PID 2860 wrote to memory of 2124	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	powershell.exe
PID 2860 wrote to memory of 2632	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	schtasks.exe
PID 2860 wrote to memory of 2632	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	schtasks.exe
PID 2860 wrote to memory of 2632	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	schtasks.exe
PID 2860 wrote to memory of 2632	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	schtasks.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe
PID 2860 wrote to memory of 2640	2860	1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe
"C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dgKDUvhlvCiVpa.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2124

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dgKDUvhlvCiVpa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp46B1.tmp"
2⤵
- Creates scheduled task(s)
PID:2632

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2640

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp46B1.tmp
Filesize
1KB

MD5
0a5578049d513ef51f95c208c879c10f

SHA1
b9d9ca7c68c0203d6972ae6bc48f834fb729c8ad

SHA256
265db2e9ed8f0f7aba6c344e7027f06f690bc7b418703994303a06671ff2402c

SHA512
89b9204744fc5fc41edc0fdc1aca7dc0dba36146faa003e28a1c33441f232eca05cc3a29eacc0ede534d9829923ab5067b343f4e4cc43050873405f6bef20f0a

Download Submit
memory/2640-19-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2640-38-0x0000000000B20000-0x0000000000B2E000-memory.dmp

Filesize
56KB

Download
memory/2640-28-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/2640-43-0x0000000004850000-0x000000000487E000-memory.dmp

Filesize
184KB

Download
memory/2640-42-0x00000000020C0000-0x00000000020CE000-memory.dmp

Filesize
56KB

Download
memory/2640-41-0x0000000000C70000-0x0000000000C84000-memory.dmp

Filesize
80KB

Download
memory/2640-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2640-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2640-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2640-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2640-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2640-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2640-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2640-39-0x0000000000B30000-0x0000000000B44000-memory.dmp

Filesize
80KB

Download
memory/2640-44-0x00000000020E0000-0x00000000020F4000-memory.dmp

Filesize
80KB

Download
memory/2640-40-0x0000000000C60000-0x0000000000C70000-memory.dmp

Filesize
64KB

Download
memory/2640-29-0x0000000000490000-0x00000000004AE000-memory.dmp

Filesize
120KB

Download
memory/2640-30-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/2640-33-0x00000000006B0000-0x00000000006C2000-memory.dmp

Filesize
72KB

Download
memory/2640-34-0x0000000000700000-0x000000000071A000-memory.dmp

Filesize
104KB

Download
memory/2640-35-0x00000000007B0000-0x00000000007BE000-memory.dmp

Filesize
56KB

Download
memory/2640-36-0x00000000007D0000-0x00000000007E2000-memory.dmp

Filesize
72KB

Download
memory/2640-37-0x00000000007E0000-0x00000000007EC000-memory.dmp

Filesize
48KB

Download
memory/2860-2-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-3-0x0000000000530000-0x000000000054A000-memory.dmp

Filesize
104KB

Download
memory/2860-0-0x000000007462E000-0x000000007462F000-memory.dmp

Filesize
4KB

Download
memory/2860-1-0x00000000001F0000-0x0000000000292000-memory.dmp

Filesize
648KB

Download
memory/2860-5-0x0000000004870000-0x00000000048EA000-memory.dmp

Filesize
488KB

Download
memory/2860-4-0x0000000000460000-0x0000000000470000-memory.dmp

Filesize
64KB

Download
memory/2860-23-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads