nanocore | 5d66e24d35d03e9e358014eb0eb4c12b55768bb34091e02b05e612b7b1d27ef9

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
31/07/2026, 04:02

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General

Target
emergentech.io.exe
Size 203KB
Sample260731-elyt8scd39
SHA256 5d66e24d35d03e9e358014eb0eb4c12b55768bb34091e02b05e612b7b1d27ef9
MD5 5a22ef69de18bdbfc6092770087e52ae
SHA1 db5ddac15c94da6bc29a18705d65b3c1fafb14b0
SHA512 90d40473ba7249a97740a735e07841d6de960c50785114d65414b3a2305350b921d65d435d5e487a9866aab691f48db7c830269b9c3f6b4c14f36ca1c0348d93
SSDEEP 3072:MzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIUgLZFSGH+2AgQ7S8xaP4W9rst:MLV6Bta6dtJmakIM5qLZFFYSEY4ers39
TLSH
T1BE14CF6677A84A3FE2DE8679701246039379C2E398C3F3DE6CE455B68B267E406071D3
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

emergentech.io:443
www.emergentech.io:443

Mutex

64d72346-ee4a-40de-9c75-d382b19e1622

Attributes

activate_away_mode
true
backup_connection_host
www.emergentech.io
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2026-05-12T05:43:46.870008736Z
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
unknow
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
64d72346-ee4a-40de-9c75-d382b19e1622
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
emergentech.io
primary_dns_server
8.8.8.8
request_elevation
false
restart_delay
5000
run_delay
9
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
556	dhcpss.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\DHCP Subsystem = "C:\\Program Files (x86)\\DHCP Subsystem\\dhcpss.exe"	emergentech.io.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	emergentech.io.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\DHCP Subsystem\client.log	dhcpss.exe
File created	C:\Program Files (x86)\DHCP Subsystem\dhcpss.exe	emergentech.io.exe
File opened for modification	C:\Program Files (x86)\DHCP Subsystem\dhcpss.exe	emergentech.io.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	emergentech.io.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	emergentech.io.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dhcpss.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
5440	schtasks.exe
1548	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe
1748	emergentech.io.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1748	emergentech.io.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1748	emergentech.io.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 5440	1748	emergentech.io.exe	85
PID 1748 wrote to memory of 1548	1748	emergentech.io.exe	87

C:\Users\Admin\AppData\Local\Temp\emergentech.io.exe
"C:\Users\Admin\AppData\Local\Temp\emergentech.io.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:1748
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "DHCP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE56E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:5440
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "DHCP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE5DD.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1548

C:\Users\Admin\AppData\Local\Temp\emergentech.io.exe
"C:\Users\Admin\AppData\Local\Temp\emergentech.io.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1244

C:\Program Files (x86)\DHCP Subsystem\dhcpss.exe
"C:\Program Files (x86)\DHCP Subsystem\dhcpss.exe"
1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:556

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

dhcpss.exe

Path C:\Program Files (x86)\DHCP Subsystem\dhcpss.exe
Size 203KB
SHA256 5d66e24d35d03e9e358014eb0eb4c12b55768bb34091e02b05e612b7b1d27ef9
MD5 5a22ef69de18bdbfc6092770087e52ae
SHA1 db5ddac15c94da6bc29a18705d65b3c1fafb14b0
SHA512 90d40473ba7249a97740a735e07841d6de960c50785114d65414b3a2305350b921d65d435d5e487a9866aab691f48db7c830269b9c3f6b4c14f36ca1c0348d93
SSDEEP 3072:MzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIUgLZFSGH+2AgQ7S8xaP4W9rst:MLV6Bta6dtJmakIM5qLZFFYSEY4ers39
TLSH
T1BE14CF6677A84A3FE2DE8679701246039379C2E398C3F3DE6CE455B68B267E406071D3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

tmpE56E.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpE56E.tmp
Size 1KB
SHA256 6b15d99c6c21e02106eede080c3f45838ffd3d80fba7963408ba8ddc7870c250
MD5 31a5efd9d041fefac4b4f8a0caaa8f37
SHA1 f721c8dc4c522931308a0178202aee42dce1aab3
SHA512 7d6f8dfed90ab248d4cd6cee6b0c2bb4493b3e145835804b8e5c99e9c5034ec8ad0492ca89842a0022dee846cc68a2f0e4db17f76edb264056753996fd9d1eb5
TLSH
T1C121C064ACC0F61F66B15639A39197C2DE2A57A301564138FCCC4E7F3FB6186304316B
MD5 SHA1 SHA512 TLSH

Submit Download

tmpE5DD.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpE5DD.tmp
Size 1KB
SHA256 99a158463ce40c750bad6991ae1fceece305a0dbf8e209dd7147b5d539756bfa
MD5 2f26d92c1eeead3896820e56ec46f6f1
SHA1 d95533b61eed7d89e4ada56bc566d60e42ac1f61
SHA512 6c1ed12d5e1afcd9e7f327e0153786fd8594f75a995f341c408ef014e69917452a9fe99c511f0249aceb57b3045b707f1fd3f404e4086cfbf0aadcb3318db892
TLSH
T19721E068ACC0F61B62714629A39157C2DF2A97A301164138FCCC4A7F2FB6186304317B
MD5 SHA1 SHA512 TLSH

Submit Download

memory/556-15-0x0000000074E60000-0x0000000075411000-memory.dmp

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memory/556-14-0x0000000074E60000-0x0000000075411000-memory.dmp

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memory/556-20-0x0000000074E60000-0x0000000075411000-memory.dmp

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memory/1244-12-0x0000000074E60000-0x0000000075411000-memory.dmp

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memory/1244-13-0x0000000074E60000-0x0000000075411000-memory.dmp

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memory/1244-18-0x0000000074E60000-0x0000000075411000-memory.dmp

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memory/1748-1-0x0000000074E62000-0x0000000074E64000-memory.dmp

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memory/1748-11-0x0000000074E60000-0x0000000075411000-memory.dmp

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memory/1748-0-0x0000000000C80000-0x0000000000C90000-memory.dmp

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memory/1748-16-0x0000000000C80000-0x0000000000C90000-memory.dmp

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memory/1748-21-0x0000000074E62000-0x0000000074E64000-memory.dmp

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memory/1748-22-0x0000000074E60000-0x0000000075411000-memory.dmp

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