nanocore | f4111d30be32600233ad61440ff2f9a6484f3ba6c04fae4b522fc09ab0de3831

Analysis

max time kernel
32s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe
Size

927KB
MD5

d383c4a6d8c27294e80c5a7a881c5bce
SHA1

9273818d087b8f4216150094392d9fa017c6d80d
SHA256

4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db
SHA512

d0d870f5e6796bf01f84358b282e03d6dbf3216ca6e5e6f9b81f6b1119287317ae4851442c892f792d80dbb8bc2e66982c5bdc12101425d8202b8ad646eafa34
SSDEEP

24576:JdtP2cbksTpugRNJI5kFMJF9OWjwjLOjZu:KgqQ

Score

10^/10

nanocore discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

91.236.116.142:5888

Mutex

d995ed82-bf13-4043-b564-f5f89f8c5209

Attributes

activate_away_mode
true
backup_connection_host
91.236.116.142
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2017-01-07T03:01:54.729778636Z
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
5888
default_group
Spy
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
d995ed82-bf13-4043-b564-f5f89f8c5209
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
91.236.116.142
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.
keylogger trojan stealer spyware nanocore
Nanocore family
nanocore

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\app.exe"	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4440	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3304	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe
3304	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe
3304	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe
3304	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe
3304	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe
3304	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3304	4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe

C:\Users\Admin\AppData\Local\Temp\4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe
"C:\Users\Admin\AppData\Local\Temp\4931b13a1265c5602753b3933aeb20740855f573997799ae8aed85ca66d193db.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3304
- C:\Users\Admin\AppData\Roaming\app.exe
  "C:\Users\Admin\AppData\Roaming\app.exe"
  2⤵
  PID:6132
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
    3⤵
    PID:2664
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "SMTP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB011.tmp"
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:4440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB011.tmp

Filesize
1KB

MD5
d81eb43d26d4511c44151cba2eb45983

SHA1
135c98e039c6ab35d4e9564f15f9c56dc9dbeb9a

SHA256
a72a8f6434d6b0fb904db5adc8cab891d12c53b4ac1435dfd13df51f84a2d4d0

SHA512
b5895c19159d23a8fa312967e47d0855ac6f8f314f8931f54469b0c0079a22e9e00a5eaf6729761f74d54e111454d49813e658243e920a9c3434a5576cdda721

Download Submit
C:\Users\Admin\AppData\Roaming\app.exe

Filesize
936KB

MD5
191c5861d53ed5912616405b567e07cb

SHA1
fede8336745623d7dd26afb384d75c671d18dffa

SHA256
23e0437154c125164ff15b39f92531de4662b1e103d19d714205a2a1153d2944

SHA512
2a2c617ba8be7306c4bcbbf8ac5a9b95373937b19e1931f9213a6b869a89378e4cbfcfd40229eacc9e7f9dabe012cf992547953742c6b6afaad429f8605c94bb

Download Submit
memory/2664-37-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2664-49-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/2664-48-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/2664-47-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/2664-41-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/2664-43-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/2664-39-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3304-30-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3304-8-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3304-2-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3304-1-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3304-0-0x0000000074E52000-0x0000000074E53000-memory.dmp

Filesize
4KB

Download
memory/3304-6-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3304-5-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/3304-7-0x0000000074E52000-0x0000000074E53000-memory.dmp

Filesize
4KB

Download
memory/6132-35-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/6132-31-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/6132-40-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/6132-32-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/6132-34-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download
memory/6132-33-0x0000000074E50000-0x0000000075401000-memory.dmp

Filesize
5.7MB

Download