nanocore | 152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685

General

Target

152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe
Size

3.5MB
MD5

72541dff5041b2d243e0502ecb452ef1
SHA1

8afb4d29dee980bedefb058453ed11e1c151f938
SHA256

152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685
SHA512

f4877723eb06c98b0ede4868331cc0a64a09e7c02cebad044f3b6e5d1e741d45393ee7d1937fa031e26c463dc1370037ecb0bbe3eb42fd7dda8868c844bfd7d0
SSDEEP

49152:KOb699GhOeeYrHhxNg0Dobuh9CYW/jgFdfUH8SIP1wJ5+BPtk6S:q9vYrdnw8SIKJYBP

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

arkseven7002.ddns.net:7727

Mutex

10a66da6-234d-4e15-acda-574830a08fca

Attributes

activate_away_mode
true
backup_connection_host
arkseven7002.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-04-18T01:03:25.467183836Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
false
clear_zone_identifier
true
connect_delay
4000
connection_port
7727
default_group
BLESSED BOTS
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
10a66da6-234d-4e15-acda-574830a08fca
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
arkseven7002.ddns.net
primary_dns_server
8.8.8.8
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

jsc.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\UPNP Service = "C:\\Program Files (x86)\\UPNP Service\\upnpsvc.exe"	jsc.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe

description	pid	process	target process
PID 4012 set thread context of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe

Drops file in Program Files directory 2 IoCs

Processes:

jsc.exe

description	ioc	process
File created	C:\Program Files (x86)\UPNP Service\upnpsvc.exe	jsc.exe
File opened for modification	C:\Program Files (x86)\UPNP Service\upnpsvc.exe	jsc.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

jsc.exe

pid process

4268 jsc.exe
4268 jsc.exe
4268 jsc.exe
4268 jsc.exe
4268 jsc.exe
4268 jsc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

jsc.exe

pid process

4268 jsc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

jsc.exe

description pid process

Token: SeDebugPrivilege 4268 jsc.exe

pid	process
4268	jsc.exe
4268	jsc.exe
4268	jsc.exe
4268	jsc.exe
4268	jsc.exe
4268	jsc.exe

pid	process
4268	jsc.exe

description	pid	process
Token: SeDebugPrivilege	4268	jsc.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe

description	pid	process	target process
PID 4012 wrote to memory of 1160	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	CasPol.exe
PID 4012 wrote to memory of 1160	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	CasPol.exe
PID 4012 wrote to memory of 1160	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	CasPol.exe
PID 4012 wrote to memory of 1160	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	CasPol.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe
PID 4012 wrote to memory of 4268	4012	152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe	jsc.exe

C:\Users\Admin\AppData\Local\Temp\152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe
"C:\Users\Admin\AppData\Local\Temp\152831911e38d9e20c6c82b22cd65258fab41c3c1017d2127854b91c8331a685.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4012

C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
2⤵
PID:1160

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4268

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/4268-0-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4268-1-0x00000000752BE000-0x00000000752BF000-memory.dmp

Filesize
4KB

Download
memory/4268-2-0x0000000005640000-0x0000000005BE4000-memory.dmp

Filesize
5.6MB

Download
memory/4268-3-0x0000000005130000-0x00000000051C2000-memory.dmp

Filesize
584KB

Download
memory/4268-4-0x00000000051D0000-0x000000000526C000-memory.dmp

Filesize
624KB

Download
memory/4268-5-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/4268-6-0x00000000050F0000-0x00000000050FA000-memory.dmp

Filesize
40KB

Download
memory/4268-9-0x00000000053B0000-0x00000000053BA000-memory.dmp

Filesize
40KB

Download
memory/4268-10-0x0000000005610000-0x000000000562E000-memory.dmp

Filesize
120KB

Download
memory/4268-11-0x0000000005D70000-0x0000000005D7A000-memory.dmp

Filesize
40KB

Download
memory/4268-14-0x0000000006710000-0x0000000006722000-memory.dmp

Filesize
72KB

Download
memory/4268-15-0x0000000006720000-0x000000000673A000-memory.dmp

Filesize
104KB

Download
memory/4268-16-0x0000000006750000-0x000000000675E000-memory.dmp

Filesize
56KB

Download
memory/4268-18-0x0000000006770000-0x000000000677E000-memory.dmp

Filesize
56KB

Download
memory/4268-17-0x0000000006760000-0x0000000006772000-memory.dmp

Filesize
72KB

Download
memory/4268-19-0x0000000006780000-0x000000000678C000-memory.dmp

Filesize
48KB

Download
memory/4268-20-0x0000000006790000-0x00000000067A4000-memory.dmp

Filesize
80KB

Download
memory/4268-21-0x00000000067A0000-0x00000000067B0000-memory.dmp

Filesize
64KB

Download
memory/4268-22-0x00000000067C0000-0x00000000067D4000-memory.dmp

Filesize
80KB

Download
memory/4268-25-0x0000000006830000-0x0000000006844000-memory.dmp

Filesize
80KB

Download
memory/4268-24-0x00000000067F0000-0x000000000681E000-memory.dmp

Filesize
184KB

Download
memory/4268-23-0x00000000067E0000-0x00000000067EE000-memory.dmp

Filesize
56KB

Download
memory/4268-26-0x00000000068B0000-0x0000000006916000-memory.dmp

Filesize
408KB

Download
memory/4268-28-0x00000000752BE000-0x00000000752BF000-memory.dmp

Filesize
4KB

Download
memory/4268-29-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads