nanocore | a7be279163494aaf2132336eceddb5bbc397b44bb95e2c92ab2ca31d61e5cf0c

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
19-06-2024 08:53

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General

Target

ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe
Size

280KB
MD5

ae3767146c71a6b10de116b95662dcd0
SHA1

59699072f67ed8bd2307b6995c0d9461e0c074d1
SHA256

a7be279163494aaf2132336eceddb5bbc397b44bb95e2c92ab2ca31d61e5cf0c
SHA512

4c572de64115b61ed03d315f61bc893220e4d2306dab1ef458ff09285b2987b364ffa1e409ee3f9f5f7f80b07dc028fb527b124be047e7ee264bf5766cf53b41
SSDEEP

6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKkfK:boSeGUA5YZazpXUmZhZ6Sj

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

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

Processes:

ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe
Executes dropped EXE 2 IoCs

Processes:

a1punf5t2of.exea1punf5t2of.exe

pid process

1804 a1punf5t2of.exe
2012 a1punf5t2of.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe

pid	process
1804	a1punf5t2of.exe
2012	a1punf5t2of.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe"	ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

a1punf5t2of.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA a1punf5t2of.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

a1punf5t2of.exe

description pid process target process

PID 1804 set thread context of 2012 1804 a1punf5t2of.exe a1punf5t2of.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

a1punf5t2of.exe

pid process

2012 a1punf5t2of.exe
2012 a1punf5t2of.exe
2012 a1punf5t2of.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

a1punf5t2of.exe

pid process

2012 a1punf5t2of.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a1punf5t2of.exe

description pid process

Token: SeDebugPrivilege 2012 a1punf5t2of.exe

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

description	pid	process	target process
PID 1804 set thread context of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe

pid	process
2012	a1punf5t2of.exe
2012	a1punf5t2of.exe
2012	a1punf5t2of.exe

pid	process
2012	a1punf5t2of.exe

description	pid	process
Token: SeDebugPrivilege	2012	a1punf5t2of.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exea1punf5t2of.exe

description	pid	process	target process
PID 1812 wrote to memory of 1804	1812	ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1812 wrote to memory of 1804	1812	ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1812 wrote to memory of 1804	1812	ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe
PID 1804 wrote to memory of 2012	1804	a1punf5t2of.exe	a1punf5t2of.exe

C:\Users\Admin\AppData\Local\Temp\ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\ae3767146c71a6b10de116b95662dcd0_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1812

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:1804

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:2012

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
Filesize
280KB

MD5
e8de8568d1af9377f5cf721cfcefb328

SHA1
77e1874df888f67ad21acefbf7a5b94093b7d946

SHA256
4d6f617ef14951a719152468dac0b7ab9ce2844208d1630bd441fece38fa3926

SHA512
bbfe0ba4bbbcc254a5f2b07a7636d289c2345efd9a2079bc61ef9e84963ca4af152e9708693c9b7b314cc34a9c86228424af3d9ea6db8545157f372336a7be11

Download Submit
memory/1804-31-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1804-18-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1804-20-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1804-17-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1804-21-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1804-33-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1812-1-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1812-2-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1812-3-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1812-19-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/1812-0-0x00000000750D2000-0x00000000750D3000-memory.dmp

Filesize
4KB

Download
memory/2012-25-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2012-27-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/2012-28-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/2012-30-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/2012-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2012-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2012-34-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download
memory/2012-35-0x00000000750D0000-0x0000000075681000-memory.dmp

Filesize
5.7MB

Download