nanocore | d9b5c705405654f61c4465b05171eb3f14051600686be0d8122a82badf6c4512

Analysis

max time kernel
148s
max time network
113s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
17/07/2026, 17:06

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General

Target
Roblox AI.exe
Size 203KB
Sample260717-vmfcaab14t
SHA256 d9b5c705405654f61c4465b05171eb3f14051600686be0d8122a82badf6c4512
MD5 1df348340a42a28e9a35761e94da2321
SHA1 f06ef9bd608cebef30c4cd0066072ecb38477a48
SHA512 45380ebf2f79fcb2b21661abd948790d1fccfebb1f637e97d18519549e0cc15d32199b9199eaa3fbc9b43b69c13e557cfc1389144ae439f063c2504e14abdc66
SSDEEP 3072:UzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIUYTHe9uzWH7MWzhBC9ZeyL:ULV6Bta6dtJmakIM5qMu4Mgaew
TLSH
T10914CF163BE98A2FE2DE8579612211028379C2E3A9C3F3DF18D854B75F227E10A071D7
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

176.177.137.52:54984
127.0.0.1:54984

Mutex

5c6649c2-0291-4f4d-a0cc-fa0560fa9849

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2026-04-28T17:46:15.567857236Z
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
54984
default_group
Default
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
5c6649c2-0291-4f4d-a0cc-fa0560fa9849
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
176.177.137.52
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

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
2404	tcpsvc.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\TCP Service = "C:\\Program Files (x86)\\TCP Service\\tcpsvc.exe"	Roblox AI.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	Roblox AI.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\TCP Service\tcpsvc.exe	Roblox AI.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3612	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 10 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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Roblox AI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Roblox AI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tcpsvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3612	cmd.exe
5172	PING.EXE

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
1012	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5172	PING.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
4980	schtasks.exe
956	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe
4348	Roblox AI.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4348	Roblox AI.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4348	Roblox AI.exe
Token: SeDebugPrivilege	4348	Roblox AI.exe
Token: SeDebugPrivilege	1012	taskkill.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 4980	4348	Roblox AI.exe	87
PID 4348 wrote to memory of 956	4348	Roblox AI.exe	89
PID 4348 wrote to memory of 476	4348	Roblox AI.exe	95
PID 4348 wrote to memory of 1020	4348	Roblox AI.exe	97
PID 4348 wrote to memory of 3612	4348	Roblox AI.exe	99
PID 3612 wrote to memory of 1012	3612	cmd.exe	101
PID 3612 wrote to memory of 5172	3612	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\Roblox AI.exe
"C:\Users\Admin\AppData\Local\Temp\Roblox AI.exe"
1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4348
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "TCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7BBE.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4980
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "TCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7CB9.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:956
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /delete /f /tn "TCP Service"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:476
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /delete /f /tn "TCP Service Task"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1020
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C taskkill /f /im "Roblox AI.exe" & ping -n 1 -w 3000 1.1.1.1 & type nul > "C:\Users\Admin\AppData\Local\Temp\Roblox AI.exe" & del /f /q "C:\Users\Admin\AppData\Local\Temp\Roblox AI.exe"
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3612
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im "Roblox AI.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1012
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 1 -w 3000 1.1.1.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:5172

C:\Users\Admin\AppData\Local\Temp\Roblox AI.exe
"C:\Users\Admin\AppData\Local\Temp\Roblox AI.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1696

C:\Program Files (x86)\TCP Service\tcpsvc.exe
"C:\Program Files (x86)\TCP Service\tcpsvc.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2404

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tcpsvc.exe

Path C:\Program Files (x86)\TCP Service\tcpsvc.exe
Size 203KB
SHA256 d9b5c705405654f61c4465b05171eb3f14051600686be0d8122a82badf6c4512
MD5 1df348340a42a28e9a35761e94da2321
SHA1 f06ef9bd608cebef30c4cd0066072ecb38477a48
SHA512 45380ebf2f79fcb2b21661abd948790d1fccfebb1f637e97d18519549e0cc15d32199b9199eaa3fbc9b43b69c13e557cfc1389144ae439f063c2504e14abdc66
SSDEEP 3072:UzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIUYTHe9uzWH7MWzhBC9ZeyL:ULV6Bta6dtJmakIM5qMu4Mgaew
TLSH
T10914CF163BE98A2FE2DE8579612211028379C2E3A9C3F3DF18D854B75F227E10A071D7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

tmp7BBE.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp7BBE.tmp
Size 1KB
SHA256 571da84b6895c0f9bc13a6f8fe8d03be9d0d7fdeea32365b9cc97ad130c57cf1
MD5 2cf7e01aa0d701510c4c237daed916d8
SHA1 516d989066f3e2d1cd1ae7dc562dfecb0251ebf0
SHA512 1d7b1dd0a2593c6e4978d7a4631aaac6bd55d166d4b5c86ee96e72599379e13ee6bedcf5d9d72a9b1cbb88b4ff8fb6bd72445b42493dd2205dd488f1b7aa981f
TLSH
T1BF21E064ACC0F71F66715629A39197C2DE2A87A301164138FCCC4A7F3FB6186304316B
MD5 SHA1 SHA512 TLSH

Submit Download

tmp7CB9.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp7CB9.tmp
Size 1KB
SHA256 9911b4513e44521c90c020ddcddea1ddc58095055a72ec638b593bf9ee23aa72
MD5 9db6095f31f8b4ae8173fe11424a8dfe
SHA1 4b0655ae95def24a41710ca137649d93bfa49407
SHA512 5bee977264545a30a2d53e674f54a4066d4529dc9162d46911b9cac957052cdc1ea7c8d60f9c57d3f33db6cb964b1e6bb2347d0e0e2af0a32ac98938c02ffc1c
TLSH
T1DA21C064ACC0F65B66715629A79197C2EF2A97A301564138FCCC4E7F2FB618630431AB
MD5 SHA1 SHA512 TLSH

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memory/1696-13-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/1696-10-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/1696-24-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/2404-14-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/2404-26-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/2404-15-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/4348-1-0x0000000074B12000-0x0000000074B14000-memory.dmp

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memory/4348-0-0x0000000001020000-0x0000000001030000-memory.dmp

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memory/4348-21-0x0000000001020000-0x0000000001030000-memory.dmp

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memory/4348-22-0x0000000074B12000-0x0000000074B14000-memory.dmp

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memory/4348-23-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/4348-3-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/4348-25-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/4348-9-0x0000000074B10000-0x0000000075131000-memory.dmp

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memory/4348-27-0x0000000074B10000-0x0000000075131000-memory.dmp

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