nanocore | 7d45cfd48bd59d0b67db610240c162d81ea404b55c729c5708d4d50654553b52

General

Target

Inquiry 48506.exe
Size

1.3MB
MD5

ae0f1cfeeec65644427732de23ebcdf3
SHA1

34deb3cb81950bea1a45f12d0438c0725be76faa
SHA256

d0b16ba2eaf9c7d2546006e3ebaabc5ada76ebd7deb4edf052418c4b5c3bb6da
SHA512

0cf6f9da4b94ad667c4f5f7f9a2e2c932782745a3bdc3933dbb8eb658ef2b76d241b5b6d25a920107ea8b08454d94be1b64cd5b160a0c9817233aec5dbc48716
SSDEEP

24576:/u6J33O0c+JY5UZ+XC0kGso6Fa9R3OTVoZpk+Yoj+O8JK9rLWY:Ju0c++OCvkGs9Fa9R3OiQ+YoCO8JKAY

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

menorte.ddns.net:3333

Mutex

4a4f0f5a-1bd4-495e-bb9b-b34c18c9629f

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2019-09-26T22:44:21.132951736Z
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
3333
default_group
LOVE
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
4a4f0f5a-1bd4-495e-bb9b-b34c18c9629f
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
menorte.ddns.net
primary_dns_server
8.8.8.8
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

Drops startup file 1 IoCs

Processes:

Inquiry 48506.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\plkmnbf.url	Inquiry 48506.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

RegAsm.exe

description ioc process

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

Processes:

Inquiry 48506.exe

description pid process target process

PID 2864 set thread context of 2740 2864 Inquiry 48506.exe RegAsm.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2560 schtasks.exe

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

description	pid	process	target process
PID 2864 set thread context of 2740	2864	Inquiry 48506.exe	RegAsm.exe

pid	process
2560	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

Inquiry 48506.exe

pid	process
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe
2864	Inquiry 48506.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegAsm.exe

pid process

2740 RegAsm.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

Inquiry 48506.exe

pid process

2864 Inquiry 48506.exe
2864 Inquiry 48506.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 2740 RegAsm.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

Inquiry 48506.exe

pid process

2864 Inquiry 48506.exe
2864 Inquiry 48506.exe
2864 Inquiry 48506.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

Inquiry 48506.exe

pid process

2864 Inquiry 48506.exe
2864 Inquiry 48506.exe
2864 Inquiry 48506.exe

pid	process
2740	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2740	RegAsm.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

Inquiry 48506.exeRegAsm.exe

description	pid	process	target process
PID 2864 wrote to memory of 2792	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2792	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2792	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2792	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2792	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2792	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2792	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2864 wrote to memory of 2740	2864	Inquiry 48506.exe	RegAsm.exe
PID 2740 wrote to memory of 2560	2740	RegAsm.exe	schtasks.exe
PID 2740 wrote to memory of 2560	2740	RegAsm.exe	schtasks.exe
PID 2740 wrote to memory of 2560	2740	RegAsm.exe	schtasks.exe
PID 2740 wrote to memory of 2560	2740	RegAsm.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry 48506.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry 48506.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2864

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
2⤵
PID:2792

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ISS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5947.tmp"
3⤵
- Creates scheduled task(s)
PID:2560

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5947.tmp
Filesize
1KB

MD5
c6f0625bf4c1cdfb699980c9243d3b22

SHA1
43de1fe580576935516327f17b5da0c656c72851

SHA256
8dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576

SHA512
9ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969

Download Submit
memory/2740-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2740-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2740-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2740-10-0x00000000745D2000-0x00000000745D4000-memory.dmp

Filesize
8KB

Download
memory/2740-15-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2740-16-0x00000000745D2000-0x00000000745D4000-memory.dmp

Filesize
8KB

Download
memory/2740-17-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/2864-3-0x00000000001A0000-0x00000000001D3000-memory.dmp

Filesize
204KB

Download
memory/2864-4-0x0000000000370000-0x00000000003A3000-memory.dmp

Filesize
204KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads