nanocore | 5106eff2035cae4bc844f175750857ecffe095b70f7872ddd212bedce7776e80

General

Target

ORDER.exe
Size

341KB
MD5

e5a7afc59157b9b4f86e9ec5fd80d183
SHA1

cd08baa0675e85a9db4db2c712137f475edaa24b
SHA256

5106eff2035cae4bc844f175750857ecffe095b70f7872ddd212bedce7776e80
SHA512

5b19d571fa0f9a49d594245e99b237fae1dedb175ae588edef66b1e3b315939c2e74deb331c73a4888ef832fbe6e0a815a64058b87c3d1cf389a8d9d6132fb83

Score

10^/10

persistence evasion trojan keylogger stealer spyware nanocore

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

muchogroup.ddns.net:4040

Mutex

b40e5e23-4326-4fa7-9cb9-f702f07a05f1

Attributes

activate_away_mode
true
backup_connection_host
muchogroup.ddns.net
backup_dns_server
muchogroup.ddns.net
buffer_size
65535
build_time
2020-04-20T03:01:52.496792136Z
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
4040
default_group
WEBMAILS
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
b40e5e23-4326-4fa7-9cb9-f702f07a05f1
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
muchogroup.ddns.net
primary_dns_server
muchogroup.ddns.net
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
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

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

ORDER.exeORDER.exe

description	pid	process	target process
PID 376 wrote to memory of 1848	376	ORDER.exe	schtasks.exe
PID 376 wrote to memory of 1848	376	ORDER.exe	schtasks.exe
PID 376 wrote to memory of 1848	376	ORDER.exe	schtasks.exe
PID 376 wrote to memory of 1848	376	ORDER.exe	schtasks.exe
PID 376 wrote to memory of 1884	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1884	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1884	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1884	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 376 wrote to memory of 1776	376	ORDER.exe	ORDER.exe
PID 1776 wrote to memory of 756	1776	ORDER.exe	schtasks.exe
PID 1776 wrote to memory of 756	1776	ORDER.exe	schtasks.exe
PID 1776 wrote to memory of 756	1776	ORDER.exe	schtasks.exe
PID 1776 wrote to memory of 756	1776	ORDER.exe	schtasks.exe
PID 1776 wrote to memory of 564	1776	ORDER.exe	schtasks.exe
PID 1776 wrote to memory of 564	1776	ORDER.exe	schtasks.exe
PID 1776 wrote to memory of 564	1776	ORDER.exe	schtasks.exe
PID 1776 wrote to memory of 564	1776	ORDER.exe	schtasks.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ORDER.exe

description pid process target process

PID 376 set thread context of 1776 376 ORDER.exe ORDER.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

ORDER.exe

pid process

1776 ORDER.exe
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

ORDER.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ORDER.exe

description	pid	process	target process
PID 376 set thread context of 1776	376	ORDER.exe	ORDER.exe

pid	process
1776	ORDER.exe

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

Drops file in Program Files directory 2 IoCs

Processes:

ORDER.exe

description	ioc	process
File created	C:\Program Files (x86)\WPA Service\wpasvc.exe	ORDER.exe
File opened for modification	C:\Program Files (x86)\WPA Service\wpasvc.exe	ORDER.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ORDER.exeORDER.exe

description pid process

Token: SeDebugPrivilege 376 ORDER.exe
Token: SeDebugPrivilege 1776 ORDER.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

ORDER.exeORDER.exe

pid process

376 ORDER.exe
1776 ORDER.exe
1776 ORDER.exe
1776 ORDER.exe
1776 ORDER.exe

description	pid	process
Token: SeDebugPrivilege	376	ORDER.exe
Token: SeDebugPrivilege	1776	ORDER.exe

pid	process
376	ORDER.exe
1776	ORDER.exe
1776	ORDER.exe
1776	ORDER.exe
1776	ORDER.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ORDER.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Service = "C:\\Program Files (x86)\\WPA Service\\wpasvc.exe"	ORDER.exe

Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

1848 schtasks.exe
756 schtasks.exe
564 schtasks.exe

pid	process
1848	schtasks.exe
756	schtasks.exe
564	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:376

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qAwrxxk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9B64.tmp"
2⤵
- Creates scheduled task(s)
PID:1848

C:\Users\Admin\AppData\Local\Temp\ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER.exe"
2⤵
PID:1884

C:\Users\Admin\AppData\Local\Temp\ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER.exe"
2⤵
- Suspicious use of WriteProcessMemory
- Suspicious behavior: GetForegroundWindowSpam
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Adds Run key to start application
PID:1776

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA350.tmp"
3⤵
- Creates scheduled task(s)
PID:756

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA3CE.tmp"
3⤵
- Creates scheduled task(s)
PID:564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9B64.tmp

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C:\Users\Admin\AppData\Local\Temp\tmpA350.tmp

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C:\Users\Admin\AppData\Local\Temp\tmpA3CE.tmp

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memory/564-8-0x0000000000000000-mapping.dmp

Download
memory/756-6-0x0000000000000000-mapping.dmp

Download
memory/1776-2-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1776-3-0x000000000041E792-mapping.dmp

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memory/1776-4-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1776-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1848-0-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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