nanocore | 92ebda551f116bdf61c99aa33bb424d3f18d8a73da7699966ae9449a5e223a2e

General

Target

c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe
Size

280KB
MD5

c5cd7b6c99aa3723e82eb881d442f110
SHA1

579464ffb282b6047c9905556c5030f441f2e00c
SHA256

92ebda551f116bdf61c99aa33bb424d3f18d8a73da7699966ae9449a5e223a2e
SHA512

33be3a228c8fdb9e066cf41b1fd598dd391c83bef16abcfa2edfa196ab19624d7f57670b88ddc565032ba3e6ddc09a508ee5d871a2f4b5f797ea56368957e8e3
SSDEEP

6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKkfF:boSeGUA5YZazpXUmZhZ6Sc

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

Processes:

c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe

Executes dropped EXE 2 IoCs

Processes:

a1punf5t2of.exea1punf5t2of.exe

pid process

1908 a1punf5t2of.exe
3700 a1punf5t2of.exe

pid	process
1908	a1punf5t2of.exe
3700	a1punf5t2of.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe"	c5cd7b6c99aa3723e82eb881d442f110_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 1908 set thread context of 3700 1908 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

3700 a1punf5t2of.exe
3700 a1punf5t2of.exe
3700 a1punf5t2of.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

a1punf5t2of.exe

pid process

3700 a1punf5t2of.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a1punf5t2of.exe

description pid process

Token: SeDebugPrivilege 3700 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 1908 set thread context of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe

pid	process
3700	a1punf5t2of.exe
3700	a1punf5t2of.exe
3700	a1punf5t2of.exe

pid	process
3700	a1punf5t2of.exe

description	pid	process
Token: SeDebugPrivilege	3700	a1punf5t2of.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exea1punf5t2of.exe

description	pid	process	target process
PID 1412 wrote to memory of 1908	1412	c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1412 wrote to memory of 1908	1412	c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1412 wrote to memory of 1908	1412	c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe
PID 1908 wrote to memory of 3700	1908	a1punf5t2of.exe	a1punf5t2of.exe

C:\Users\Admin\AppData\Local\Temp\c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\c5cd7b6c99aa3723e82eb881d442f110_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1412

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:1908

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:3700

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

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

MD5
eb17c8cfd8c0da84dff4d21b0ab731ed

SHA1
8993e7435f6af55c29d1cafaa1edf617bc8613df

SHA256
729ac8adf6b9d847e2b3f32f1cd87b63504cd14f51ec43f4bcf866df5b9e6f6a

SHA512
5909c3dd2e0369bfb37c434a40223757396e14e52376c0f271edccfe68bbc39e6f83dd743f69c30ee59f9c3b116c4f44920fd3fdd5c394ddfd4c63d0e5b0faac

Download Submit
memory/1412-1-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1412-2-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1412-3-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1412-17-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1412-0-0x0000000074A12000-0x0000000074A13000-memory.dmp

Filesize
4KB

Download
memory/1908-31-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-18-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-19-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-20-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-33-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/3700-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3700-26-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/3700-27-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/3700-28-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/3700-30-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/3700-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3700-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3700-34-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download
memory/3700-35-0x0000000074A10000-0x0000000074FC1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads