nanocore | 7deb16972ec377cc1381bae9a23e1e0add453fdd3067a1ac559f265b66a7429b

General

Target

f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe
Size

280KB
MD5

f342b862c11a50a308d92372a3793d90
SHA1

32833d107255c6eda2fbe4cc934c989ee12bd235
SHA256

7deb16972ec377cc1381bae9a23e1e0add453fdd3067a1ac559f265b66a7429b
SHA512

e8cc2a415078e3a9c4e8caa07cabf40e2a8680df496209d3c7836a6e80198a70bdb4d76ff145a82407c28f236826b4c10b3fb23a3f127e1ee6bc43c11a20f56e
SSDEEP

6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKkfR:boSeGUA5YZazpXUmZhZ6Sg

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
Executes dropped EXE 2 IoCs

Processes:

a1punf5t2of.exea1punf5t2of.exe

pid process

2696 a1punf5t2of.exe
2576 a1punf5t2of.exe
Loads dropped DLL 2 IoCs

Processes:

f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exea1punf5t2of.exe

pid process

1728 f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe
2696 a1punf5t2of.exe

pid	process
2696	a1punf5t2of.exe
2576	a1punf5t2of.exe

pid	process
1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe
2696	a1punf5t2of.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe"	f342b862c11a50a308d92372a3793d90_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 2696 set thread context of 2576 2696 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 2 IoCs

Processes:

a1punf5t2of.exe

pid process

2576 a1punf5t2of.exe
2576 a1punf5t2of.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

a1punf5t2of.exe

pid process

2576 a1punf5t2of.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a1punf5t2of.exe

description pid process

Token: SeDebugPrivilege 2576 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 2696 set thread context of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe

pid	process
2576	a1punf5t2of.exe
2576	a1punf5t2of.exe

pid	process
2576	a1punf5t2of.exe

description	pid	process
Token: SeDebugPrivilege	2576	a1punf5t2of.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exea1punf5t2of.exe

description	pid	process	target process
PID 1728 wrote to memory of 2696	1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1728 wrote to memory of 2696	1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1728 wrote to memory of 2696	1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1728 wrote to memory of 2696	1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1728 wrote to memory of 2696	1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1728 wrote to memory of 2696	1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe	a1punf5t2of.exe
PID 1728 wrote to memory of 2696	1728	f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe
PID 2696 wrote to memory of 2576	2696	a1punf5t2of.exe	a1punf5t2of.exe

C:\Users\Admin\AppData\Local\Temp\f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\f342b862c11a50a308d92372a3793d90_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1728

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2696

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:2576

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

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

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

MD5
da8c50a0e3b458c8d35a65fd064f0da2

SHA1
06cb18b37f791b0e2e00b08deb4cd0948b316797

SHA256
c6cc5fa8ee7cee1fa2128e75e4a14fd101eb0131311d638f2eb9fac939bc3dde

SHA512
20a17188ad12276922edd6e08b338c2a2e2679add1fa3d2b6b6a3664f219f23b4db7b0f877b9ed012dddaf58ccf194d345c41e4599e30d70aa69bf5816981f11

Download Submit
memory/1728-0-0x0000000074C31000-0x0000000074C32000-memory.dmp

Filesize
4KB

Download
memory/1728-1-0x0000000074C30000-0x00000000751DB000-memory.dmp

Filesize
5.7MB

Download
memory/1728-2-0x0000000074C30000-0x00000000751DB000-memory.dmp

Filesize
5.7MB

Download
memory/1728-3-0x0000000074C30000-0x00000000751DB000-memory.dmp

Filesize
5.7MB

Download
memory/1728-13-0x0000000074C30000-0x00000000751DB000-memory.dmp

Filesize
5.7MB

Download
memory/2576-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2576-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2576-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2576-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2576-32-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2576-31-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2576-25-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2576-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2696-14-0x0000000074C30000-0x00000000751DB000-memory.dmp

Filesize
5.7MB

Download
memory/2696-12-0x0000000074C30000-0x00000000751DB000-memory.dmp

Filesize
5.7MB

Download
memory/2696-34-0x0000000074C30000-0x00000000751DB000-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