nanocore | b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131

General

Target

b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe
Size

699KB
MD5

56fae07d0d9ee560ef2fb4c536868b11
SHA1

1ebcf170ce900f63a7238ad710cedbe1cfc712be
SHA256

b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131
SHA512

d32341d1e6a242a1f093c6ca7efcd73e512e90343dbdafa0efe66881f5d40db1a93dcf6fb64ce3f2bd39ea54457d98421cb54805c6f378fedabc1cefc16ce541
SSDEEP

12288:FnMuCLXNc0xC0eQJNPPFW1HJmLCstwCD5Nyk9wYKHsXUB0vioVUp24Ebp:FMfLXNcECriN1W1HJ4UCD7KJB06oVUp

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

newsddawork.3utilities.com:1620

maxlogs.webhop.me:1620

Mutex

1fa46b72-10f9-4da3-bc15-84dde165706d

Attributes

activate_away_mode
true
backup_connection_host
maxlogs.webhop.me
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-02-17T03:41:10.727034736Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1620
default_group
NewBin
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
1fa46b72-10f9-4da3-bc15-84dde165706d
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
newsddawork.3utilities.com
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:

RegSvcs.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe

description	pid	process	target process
PID 4024 set thread context of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\LAN Service\lansvc.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\LAN Service\lansvc.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

RegSvcs.exe

pid process

908 RegSvcs.exe
908 RegSvcs.exe
908 RegSvcs.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

908 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 908 RegSvcs.exe

pid	process
908	RegSvcs.exe
908	RegSvcs.exe
908	RegSvcs.exe

pid	process
908	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	908	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe

description	pid	process	target process
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe
PID 4024 wrote to memory of 908	4024	b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe
"C:\Users\Admin\AppData\Local\Temp\b3ecfad7812c038effe03852fe7794bd52d291a97d858245c48ba8fd8408e131.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4024

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:908

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

Replay Monitor

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Downloads

memory/908-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/908-22-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/908-21-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/908-20-0x00000000058F0000-0x00000000058FA000-memory.dmp

Filesize
40KB

Download
memory/908-19-0x0000000005620000-0x000000000563E000-memory.dmp

Filesize
120KB

Download
memory/908-18-0x0000000005610000-0x000000000561A000-memory.dmp

Filesize
40KB

Download
memory/908-15-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/908-13-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/4024-5-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/4024-9-0x0000000006840000-0x00000000068BA000-memory.dmp

Filesize
488KB

Download
memory/4024-10-0x00000000094C0000-0x000000000955C000-memory.dmp

Filesize
624KB

Download
memory/4024-8-0x0000000006820000-0x000000000682E000-memory.dmp

Filesize
56KB

Download
memory/4024-7-0x0000000005B20000-0x0000000005B28000-memory.dmp

Filesize
32KB

Download
memory/4024-14-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/4024-6-0x00000000057E0000-0x00000000057F2000-memory.dmp

Filesize
72KB

Download
memory/4024-0-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

Filesize
4KB

Download
memory/4024-4-0x00000000054E0000-0x00000000054EA000-memory.dmp

Filesize
40KB

Download
memory/4024-3-0x0000000005580000-0x0000000005612000-memory.dmp

Filesize
584KB

Download
memory/4024-2-0x0000000005B30000-0x00000000060D4000-memory.dmp

Filesize
5.6MB

Download
memory/4024-1-0x0000000000B60000-0x0000000000C16000-memory.dmp

Filesize
728KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads