nanocore | cdfacaee314624f0a98162994b141c679cb5b24b1687c489fd75d219d390d746

Analysis

max time kernel
149s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/10/2026, 12:27

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General

Target
n3.exe
Size 203KB
Sample261003-pm82psy14j
SHA256 cdfacaee314624f0a98162994b141c679cb5b24b1687c489fd75d219d390d746
MD5 f0eadc2bb15628384efc9365931e31a2
SHA1 0b1f9044dd720b85be4d2e72ded1e62f519f1011
SHA512 ac5cc6640eac5e2cfbcfe864726b48786a76f1d08fec976fd5bce52dbc88034fedf3f6936c1c7da924b1ad38c6dc1e1a0cd70eb9572cbd4f76203b22f3695aae
SSDEEP 6144:MLV6Bta6dtJmakIM5Ac0kTgdXi6Wv7zoEj/:MLV6BtpmkXc1cXNYAy
TLSH
T17114C01677A84A2FE2DE86B9A12212139378C2E7D8C3F3DE18D415B78F267E546071D3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

tn88.online:80

Mutex

1c597f3f-a247-47af-b424-11e2f8dd0cc7

Attributes

activate_away_mode
false
backup_connection_host
tn88.online
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2026-07-15T14:06:28.893313336Z
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
80
default_group
Default
enable_debug_mode
false
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
1c597f3f-a247-47af-b424-11e2f8dd0cc7
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
tn88.online
primary_dns_server
8.8.8.8
request_elevation
false
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

Family: NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Executes dropped EXE 1 IoCs

pid	Process
4824	scsisv.exe

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Service = "C:\\Program Files (x86)\\SCSI Service\\scsisv.exe"	n3.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	n3.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\SCSI Service\scsisv.exe	n3.exe
File opened for modification	C:\Program Files (x86)\SCSI Service\client.log	scsisv.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	n3.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	n3.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	n3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scsisv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	n3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
5544	schtasks.exe
1772	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe
4988	n3.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4988	n3.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4988	n3.exe
Token: SeDebugPrivilege	4988	n3.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 5544	4988	n3.exe	90
PID 4988 wrote to memory of 1772	4988	n3.exe	92

C:\Users\Admin\AppData\Local\Temp\n3.exe
"C:\Users\Admin\AppData\Local\Temp\n3.exe"
1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "SCSI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7CE7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:5544
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "SCSI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7DA3.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1772

C:\Users\Admin\AppData\Local\Temp\n3.exe
"C:\Users\Admin\AppData\Local\Temp\n3.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4464

C:\Program Files (x86)\SCSI Service\scsisv.exe
"C:\Program Files (x86)\SCSI Service\scsisv.exe"
1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4824

Network

MITRE ATT&CK Enterprise v16

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 Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

scsisv.exe

Path C:\Program Files (x86)\SCSI Service\scsisv.exe
Size 203KB
SHA256 cdfacaee314624f0a98162994b141c679cb5b24b1687c489fd75d219d390d746
MD5 f0eadc2bb15628384efc9365931e31a2
SHA1 0b1f9044dd720b85be4d2e72ded1e62f519f1011
SHA512 ac5cc6640eac5e2cfbcfe864726b48786a76f1d08fec976fd5bce52dbc88034fedf3f6936c1c7da924b1ad38c6dc1e1a0cd70eb9572cbd4f76203b22f3695aae
SSDEEP 6144:MLV6Bta6dtJmakIM5Ac0kTgdXi6Wv7zoEj/:MLV6BtpmkXc1cXNYAy
TLSH
T17114C01677A84A2FE2DE86B9A12212139378C2E7D8C3F3DE18D415B78F267E546071D3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

tmp7CE7.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp7CE7.tmp
Size 1KB
SHA256 9c9090ddafd4412b3edb97d00c407d68f6c8cc9f0f4287a242833ccba7e2e826
MD5 31e79fc648cda4ff8047315185792c6a
SHA1 c490173af5e0ddb96804b5e857c878a573621ea9
SHA512 ce5e0cb17000db8fbab8dff96ca01247d170773312f4f949f0bf762a1699d42230b8db72944401d6886ec996b22da2202162859ad546cfab293fd3f2018a8835
TLSH
T15721E064ACC0F61F66714629A39197C2DE2A57A301164138FCCC4A7F3FB6186304316B
MD5 SHA1 SHA512 TLSH

Submit Download

tmp7DA3.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp7DA3.tmp
Size 1KB
SHA256 3e70b8c0039e499fdb46c4630d8178cbb82b49bf09358ebedfeb5a9ccdade175
MD5 9df610a4811c98cb7fe4ef5e929f4498
SHA1 014a42541c7f78cc715b7b4ebf52957334370842
SHA512 5180a43b8f88d33baf0c1634e59b56db5ca46396556d6c7fb11f05ac391a082d766a5693bdaf29d9deaf39733fe4445cc738d77f1df07eea51ec0b8b0084e4cd
TLSH
T1B521C064ACC0F65B66715629A39157C2DF2A97A301664138FCCC4A7F3FB6586304316B
MD5 SHA1 SHA512 TLSH

Submit Download

memory/4464-9-0x0000000074E90000-0x00000000754B1000-memory.dmp

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memory/4464-10-0x0000000074E90000-0x00000000754B1000-memory.dmp

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memory/4464-16-0x0000000074E90000-0x00000000754B1000-memory.dmp

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memory/4824-12-0x0000000074E90000-0x00000000754B1000-memory.dmp

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memory/4824-13-0x0000000074E90000-0x00000000754B1000-memory.dmp

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memory/4824-17-0x0000000074E90000-0x00000000754B1000-memory.dmp

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memory/4988-0-0x0000000000C70000-0x0000000000C80000-memory.dmp

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memory/4988-8-0x0000000074E90000-0x00000000754B1000-memory.dmp

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memory/4988-1-0x0000000074E92000-0x0000000074E94000-memory.dmp

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memory/4988-14-0x0000000000C70000-0x0000000000C80000-memory.dmp

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memory/4988-15-0x0000000074E92000-0x0000000074E94000-memory.dmp

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memory/4988-18-0x0000000074E90000-0x00000000754B1000-memory.dmp

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