nanocore | 1a4456c50a0abe1860cc365c8b4de17258ae5fa4d4a791000414a598ded8fe1e

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
03/06/2026, 15:19

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General

Target
dcservices.com.co.exe
Size 203KB
Sample260603-sqlx5aaw5x
SHA256 1a4456c50a0abe1860cc365c8b4de17258ae5fa4d4a791000414a598ded8fe1e
MD5 387b1ddd7dffc110f441b808abd1d626
SHA1 41b5a9408e9ca40589cac7a50dd83dd594fc1ebc
SHA512 65ca4387f433c59f06872df4497b1c8d76cadf5878058b78e724ccaab833d0e7141348daa53e01f9d627af085fb2ec191c3e3b67b35ebb844215c905d96b2ae8
SSDEEP 6144:sLV6Bta6dtJmakIM5MPjoWNdOPgZpqS0TzF:sLV6Btpmk0EdOPQpaR
TLSH
T13214CF567BA84A2FE2DF857D601202439779C2E3A9C3F3EB18D454B78B267E10A071D7
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

dcservices.com.co:443

Mutex

2917c9d1-cba0-4d11-80ff-9a90ed119769

Attributes

activate_away_mode
true
backup_connection_host
dcservices.com.co
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2026-03-15T17:01:13.709988736Z
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
443
default_group
dcservices.com.co
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
2917c9d1-cba0-4d11-80ff-9a90ed119769
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
dcservices.com.co
primary_dns_server
8.8.8.8
request_elevation
false
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
4188	lansvc.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\LAN Service = "C:\\Program Files (x86)\\LAN Service\\lansvc.exe"	dcservices.com.co.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	dcservices.com.co.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LAN Service\lansvc.exe	dcservices.com.co.exe
File opened for modification	C:\Program Files (x86)\LAN Service\lansvc.exe	dcservices.com.co.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	dcservices.com.co.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	dcservices.com.co.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lansvc.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
904	schtasks.exe
924	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe
1636	dcservices.com.co.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1636	dcservices.com.co.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	dcservices.com.co.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 904	1636	dcservices.com.co.exe	90
PID 1636 wrote to memory of 924	1636	dcservices.com.co.exe	92

C:\Users\Admin\AppData\Local\Temp\dcservices.com.co.exe
"C:\Users\Admin\AppData\Local\Temp\dcservices.com.co.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:1636
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "LAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA8ED.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:904
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "LAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA94C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:924

C:\Users\Admin\AppData\Local\Temp\dcservices.com.co.exe
"C:\Users\Admin\AppData\Local\Temp\dcservices.com.co.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4832

C:\Program Files (x86)\LAN Service\lansvc.exe
"C:\Program Files (x86)\LAN Service\lansvc.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4188

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

lansvc.exe

Path C:\Program Files (x86)\LAN Service\lansvc.exe
Size 203KB
SHA256 1a4456c50a0abe1860cc365c8b4de17258ae5fa4d4a791000414a598ded8fe1e
MD5 387b1ddd7dffc110f441b808abd1d626
SHA1 41b5a9408e9ca40589cac7a50dd83dd594fc1ebc
SHA512 65ca4387f433c59f06872df4497b1c8d76cadf5878058b78e724ccaab833d0e7141348daa53e01f9d627af085fb2ec191c3e3b67b35ebb844215c905d96b2ae8
SSDEEP 6144:sLV6Bta6dtJmakIM5MPjoWNdOPgZpqS0TzF:sLV6Btpmk0EdOPQpaR
TLSH
T13214CF567BA84A2FE2DF857D601202439779C2E3A9C3F3EB18D454B78B267E10A071D7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

tmpA8ED.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpA8ED.tmp
Size 1KB
SHA256 dbe4e2823c002d90089e39e2c8462b3b6c6eb08509afbf566ffd699f825421f6
MD5 a8aa1e1f0357ec7ac306dc3d533f7290
SHA1 7a8d81d89043a04aad8d3272f4c34c834da96057
SHA512 e195e780e991fdeeeb71dd51b69f753502c012a66695ab9904dd05ea9800b4eef023ea50883ba8062d3f82cc6aca6fb4bf9ab57f68ab5798b66226dec9cc98f1
TLSH
T10021C064ACC0F71F66B15629A79197C2DE2A57A301564138FCCC4A7F3FB6186304316B
MD5 SHA1 SHA512 TLSH

Submit Download

tmpA94C.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpA94C.tmp
Size 1KB
SHA256 1dd3aba494ff6ac9cd0437cbdeac0b0da0dea26828f45acded7d40f1b3461270
MD5 10fabfd2c6060c2db1bd6c6f3070be16
SHA1 65f418ad9715165a57efb4da44717dfcdfb71097
SHA512 9b21ce066c75fe9d4b12d8770920c51f5dcd0ba986b453fec93643f08d656b13e8d618d712414ca4dfda3f0cfad7371b3c2ad2d5620909e0ce43f1352d8a4485
TLSH
T1B621C064ACC0F65B66B15629A79197C2EF2A97A301664138FCCC4A7F2FB6186304316B
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1636-1-0x0000000075462000-0x0000000075464000-memory.dmp

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memory/1636-9-0x0000000075460000-0x0000000075A11000-memory.dmp

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memory/1636-21-0x0000000075460000-0x0000000075A11000-memory.dmp

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memory/1636-0-0x0000000001170000-0x0000000001180000-memory.dmp

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memory/1636-20-0x0000000075462000-0x0000000075464000-memory.dmp

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memory/1636-17-0x0000000001170000-0x0000000001180000-memory.dmp

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memory/4188-19-0x0000000075460000-0x0000000075A11000-memory.dmp

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memory/4188-14-0x0000000075460000-0x0000000075A11000-memory.dmp

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memory/4832-13-0x0000000075460000-0x0000000075A11000-memory.dmp

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memory/4832-16-0x0000000075460000-0x0000000075A11000-memory.dmp

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memory/4832-10-0x0000000075460000-0x0000000075A11000-memory.dmp

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