nanocore | 69dc235134576a87c5be9e764d7a128f2f6dd803ad4d587f3ea835f3573fa11f

General

Target

a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe
Size

278KB
MD5

a2c64477b35e5310c65c8aa604a8d950
SHA1

ae6bebc232d9c7a0b74c8798bc57887c17195299
SHA256

69dc235134576a87c5be9e764d7a128f2f6dd803ad4d587f3ea835f3573fa11f
SHA512

2c3b9827de8e1d0b25d0c0b0ed92c4df1c55b417037924985aedac86f10d8c04eb40ee219028f84f74ff3fff076f59f3688454c7c7d5c61a2908300b394cb45b
SSDEEP

6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKu:boSeGUA5YZazpXUmZhZ6Su

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

sysupdate24.ddns.net:45400

Mutex

ae82ab7f-db07-49ee-9d2b-76075d76f37f

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
buffer_size
65535
build_time
2020-04-24T17:41:53.492468936Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
45400
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
ae82ab7f-db07-49ee-9d2b-76075d76f37f
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
sysupdate24.ddns.net
primary_dns_server
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe

Executes dropped EXE 2 IoCs

pid	Process
372	a1punf5t2of.exe
1704	a1punf5t2of.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\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe"	a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a1punf5t2of.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 372 set thread context of 1704	372	a1punf5t2of.exe	94

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1704	a1punf5t2of.exe
1704	a1punf5t2of.exe
1704	a1punf5t2of.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1704	a1punf5t2of.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1704	a1punf5t2of.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 372	3772	a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe	93
PID 3772 wrote to memory of 372	3772	a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe	93
PID 3772 wrote to memory of 372	3772	a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe	93
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94
PID 372 wrote to memory of 1704	372	a1punf5t2of.exe	94

C:\Users\Admin\AppData\Local\Temp\a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\a2c64477b35e5310c65c8aa604a8d950_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3772
- C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
  "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:372
- - C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
    "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
    3⤵
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:1704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

Filesize
278KB

MD5
0d04849024b159adf808fc8a53700fd3

SHA1
6f13597ca565dc78efcaf940961a29e694a5b0a2

SHA256
cdf7fee7d0543798b217d5987bdf2f6134005ed37205efb59fb4e00e18c1193b

SHA512
0c0eb3f96f4ead46f59dc2a4882a100b4af2a52b2e3e29b599a3e6ad746b834d804c9fe742babaa68309f924c204b9d681fa7e774603ac5028a66c31b6f535a0

Download Submit
memory/372-18-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/372-32-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/372-30-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/372-19-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/1704-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1704-26-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/1704-34-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/1704-33-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/1704-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1704-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1704-25-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/1704-29-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/1704-27-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/3772-17-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/3772-2-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/3772-1-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/3772-0-0x0000000074FE2000-0x0000000074FE3000-memory.dmp

Filesize
4KB

Download
memory/3772-3-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads