nanocore | e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870

General

Target

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
Size

831KB
MD5

f9f3ee35f62eba494f4f755850617a85
SHA1

2f01785e036cb476d67249bef9881b0116912309
SHA256

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870
SHA512

6a44351b520b9a6869b695d1fe31aadd73dc099358ada5ace0882d883b94ff83ae990b247fb68f9cbb09f12f8bacc3202e5f4a0c90a4c2bad218254d263a97e9
SSDEEP

24576:zq0qvumN3gUCTcpVfFBbsuYqwnB5t7UG4DL:zqwmtgUZpVgpqwn17eDL

Score

10^/10

nanocore discovery evasion execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

66.63.187.113:1664

Mutex

a376f716-2f77-4943-a431-3a3bcb53b7c0

Attributes

activate_away_mode
true
backup_connection_host
66.63.187.113
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-08-05T03:49:33.827385136Z
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
1664
default_group
CAT
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
a376f716-2f77-4943-a431-3a3bcb53b7c0
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
66.63.187.113
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

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Nanocore family
nanocore
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

592 powershell.exe

pid	process
592	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Subsystem = "C:\\Program Files (x86)\\SCSI Subsystem\\scsiss.exe"	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

description	pid	process	target process
PID 2140 set thread context of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

Drops file in Program Files directory 2 IoCs

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

description	ioc	process
File created	C:\Program Files (x86)\SCSI Subsystem\scsiss.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
File opened for modification	C:\Program Files (x86)\SCSI Subsystem\scsiss.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exee49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exepowershell.exeschtasks.exeschtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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

Processes:

schtasks.exeschtasks.exe

pid process

1708 schtasks.exe
2676 schtasks.exe

pid	process
1708	schtasks.exe
2676	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exepowershell.exe

pid	process
2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
592	powershell.exe
2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

pid process

2520 e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exee49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

description	pid	process
Token: SeDebugPrivilege	592	powershell.exe
Token: SeDebugPrivilege	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exee49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe

description	pid	process	target process
PID 2140 wrote to memory of 592	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	powershell.exe
PID 2140 wrote to memory of 592	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	powershell.exe
PID 2140 wrote to memory of 592	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	powershell.exe
PID 2140 wrote to memory of 592	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	powershell.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2140 wrote to memory of 2520	2140	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
PID 2520 wrote to memory of 2676	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe
PID 2520 wrote to memory of 2676	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe
PID 2520 wrote to memory of 2676	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe
PID 2520 wrote to memory of 2676	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe
PID 2520 wrote to memory of 1708	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe
PID 2520 wrote to memory of 1708	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe
PID 2520 wrote to memory of 1708	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe
PID 2520 wrote to memory of 1708	2520	e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
"C:\Users\Admin\AppData\Local\Temp\e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2140
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:592
- C:\Users\Admin\AppData\Local\Temp\e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe
  "C:\Users\Admin\AppData\Local\Temp\e49189557147abb38b584bb167b436947cde7bcea7ab44815ebc44c4f21e1870.exe"
  2⤵
  - 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:2520
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp2887.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2676
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SCSI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp2A9A.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2887.tmp

Filesize
1KB

MD5
7a5b2999f1100d2c6783bba14fbd9c1a

SHA1
5823601acfe4e5da055eb2a42364b85cb894ce2f

SHA256
f41bc60f4470994c3841458440cdeaf105afea2b5984d8742f8da4375babf2c3

SHA512
cee623fe27d8b4ad31b53e1587194b5b3316632f05572033c538db6b21cc2ce73f128bd8eb6476e355650d6ffaf9a7c4aeda4e71f3c8bfb7bacb07875428679e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2A9A.tmp

Filesize
1KB

MD5
bd110f9fc6c1a842f1d9b269010b0611

SHA1
ef71c062902602faef9b66dcd1cfc9fe5baaf389

SHA256
8135c4e4eeaa741f752c0ab8f4ee33e3bb8a0cac5923812234f2e5177d50eb5b

SHA512
b8a7943a3126880b26407800bbdad5402c5b0e2aa106e7dbbb35d0cb145ca9de114401573a6aa66042a2e13674cfbcc2981d66b813f9b923fff5302210afba1f

Download Submit
memory/2140-0-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2140-1-0x0000000000D00000-0x0000000000DD6000-memory.dmp

Filesize
856KB

Download
memory/2140-2-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2140-3-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2140-4-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2140-5-0x00000000009C0000-0x00000000009DC000-memory.dmp

Filesize
112KB

Download
memory/2140-6-0x0000000000880000-0x00000000008FA000-memory.dmp

Filesize
488KB

Download
memory/2140-19-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2520-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-8-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-18-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2520-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2520-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2520-29-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/2520-30-0x0000000000440000-0x000000000045E000-memory.dmp

Filesize
120KB

Download
memory/2520-31-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/2520-32-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads