nanocore | 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55

General

Target

535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe
Size

779KB
MD5

1e1afc422bdba3c73ad37db86fc86d1c
SHA1

7d8fa74ccf56e88aa3a59310a49cc660e7e8c1fc
SHA256

535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55
SHA512

e32a53af3d886d38fb487908eb1d28b521be1c33dc5e31e6b747b0d80c293d39ce058426caf58f155a78355b49f38bdb8d673242e0833a97bf46fdf9effb14bc
SSDEEP

12288:mCc02cBN2iN/22wPCYdURiDssWe7KtPIfoAXttkBb0k85NgmgDiu14GBlT:mCc0nBN1F2RPdCmW6KtwfNteMHg1ikd

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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Monitor = "C:\\Program Files (x86)\\UDP Monitor\\udpmon.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1744 set thread context of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\UDP Monitor\udpmon.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\UDP Monitor\udpmon.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2788	RegSvcs.exe
2788	RegSvcs.exe
2788	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2788	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2788	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30
PID 1744 wrote to memory of 2788	1744	535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe	30

C:\Users\Admin\AppData\Local\Temp\535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe
"C:\Users\Admin\AppData\Local\Temp\535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1744
- 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:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

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Downloads

memory/1744-0-0x000000007427E000-0x000000007427F000-memory.dmp

Filesize
4KB

Download
memory/1744-1-0x0000000000070000-0x000000000013A000-memory.dmp

Filesize
808KB

Download
memory/1744-2-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/1744-3-0x0000000000810000-0x0000000000822000-memory.dmp

Filesize
72KB

Download
memory/1744-4-0x0000000001EF0000-0x0000000001EF8000-memory.dmp

Filesize
32KB

Download
memory/1744-5-0x0000000001F00000-0x0000000001F0E000-memory.dmp

Filesize
56KB

Download
memory/1744-6-0x0000000004E10000-0x0000000004E8A000-memory.dmp

Filesize
488KB

Download
memory/1744-19-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2788-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-20-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2788-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-8-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2788-18-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2788-23-0x00000000004D0000-0x00000000004DA000-memory.dmp

Filesize
40KB

Download
memory/2788-24-0x00000000004F0000-0x000000000050E000-memory.dmp

Filesize
120KB

Download
memory/2788-25-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/2788-26-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2788-27-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads