nanocore | 9e60d8f8d14a520f023015e9b7e1254756a0bbebe294707cd705f5262b2e07b5

Analysis

max time kernel
1794s
max time network
1802s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
26-04-2024 15:47

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General

Target

Chrome.exe
Size

711KB
MD5

ec4bf11a6689c525a9c02342919b81d2
SHA1

3e762f4bcfe9325548b50349bdc270bdd8a111f3
SHA256

4480ba3f495510f75d218068c22164d98d275199ccdaf6e0f5b53cf355b8be80
SHA512

c23360725bb6dcbe23106f5206a8e1e97366e6ef4baea5c81fe7d0c50916ae7e19cc85a4b9545c7c723aef9fee5ff0e845700a7ee3626530da1a0739df5b716c
SSDEEP

12288:fX81XL3K8KysjJS+yeHMm9jA1Qcp8ujw6kVNZDXxVs4iP9ZoFD5rfIm:a+GesuiUNNkIFxIm

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

haxorbaba.duckdns.org:1604

Mutex

68d0d384-24c7-4c4a-b00a-25fe172797c1

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2016-05-25T14:42:31.650976636Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
3994
connection_port
1604
default_group
Default
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
68d0d384-24c7-4c4a-b00a-25fe172797c1
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
haxorbaba.duckdns.org
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:

Chrome.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Host = "C:\\Program Files (x86)\\DPI Host\\dpihost.exe"	Chrome.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Chrome.exe

description ioc process

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

Processes:

Chrome.exe

description pid process target process

PID 4188 set thread context of 4468 4188 Chrome.exe Chrome.exe

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

description	pid	process	target process
PID 4188 set thread context of 4468	4188	Chrome.exe	Chrome.exe

Drops file in Program Files directory 2 IoCs

Processes:

Chrome.exe

description	ioc	process
File created	C:\Program Files (x86)\DPI Host\dpihost.exe	Chrome.exe
File opened for modification	C:\Program Files (x86)\DPI Host\dpihost.exe	Chrome.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

3620 schtasks.exe
2440 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Chrome.exe

pid process

4468 Chrome.exe
4468 Chrome.exe
4468 Chrome.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Chrome.exe

pid process

4468 Chrome.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Chrome.exeChrome.exe

description pid process

Token: SeDebugPrivilege 4188 Chrome.exe
Token: SeDebugPrivilege 4468 Chrome.exe

pid	process
3620	schtasks.exe
2440	schtasks.exe

pid	process
4468	Chrome.exe
4468	Chrome.exe
4468	Chrome.exe

pid	process
4468	Chrome.exe

description	pid	process
Token: SeDebugPrivilege	4188	Chrome.exe
Token: SeDebugPrivilege	4468	Chrome.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Chrome.exeChrome.exe

description	pid	process	target process
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4188 wrote to memory of 4468	4188	Chrome.exe	Chrome.exe
PID 4468 wrote to memory of 3620	4468	Chrome.exe	schtasks.exe
PID 4468 wrote to memory of 3620	4468	Chrome.exe	schtasks.exe
PID 4468 wrote to memory of 3620	4468	Chrome.exe	schtasks.exe
PID 4468 wrote to memory of 2440	4468	Chrome.exe	schtasks.exe
PID 4468 wrote to memory of 2440	4468	Chrome.exe	schtasks.exe
PID 4468 wrote to memory of 2440	4468	Chrome.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Chrome.exe
"C:\Users\Admin\AppData\Local\Temp\Chrome.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4188

C:\Users\Admin\AppData\Local\Temp\Chrome.exe
C:\Users\Admin\AppData\Local\Temp\Chrome.exe
2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4468

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DPI Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp632E.tmp"
3⤵
- Creates scheduled task(s)
PID:3620

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DPI Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp639D.tmp"
3⤵
- Creates scheduled task(s)
PID:2440

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp632E.tmp
Filesize
1KB

MD5
57ef41cc35a47d5ff922ec5a0d06aaa7

SHA1
0ae2172ca0e2578109243328ee57a68190252578

SHA256
ba13669de506ecfb43f5dc2b2acb6f392ad3d7daf9c9ad1c56359c6405de3a07

SHA512
58bdff3f27838934400b3bc21e69d8c2dfdcb0d5afc9ef5f4b0b5da83df603952abd6e804c3abcd50657f1c91dabc647d999f3d24b0b73990e3bd3abffddfa47

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp639D.tmp
Filesize
1KB

MD5
acd483df2f8ed28b2ad2bbcfe774f43f

SHA1
e89d74ed4ba3824e652e1f4267bb8b60e3b50581

SHA256
3ee6ae0dca5c4564f13e70f2a70ecbe979c9d9d575cd9762f15039aaa3823a86

SHA512
59a9003c18f714c1ab14238bf2891b602ae3d8de49785a72e629648240176b29aabc741d7bdd244f06d5fe1a52c905b6288a0fe401f49df342200749a7de2092

Download Submit
memory/4188-1-0x0000000001160000-0x0000000001170000-memory.dmp

Filesize
64KB

Download
memory/4188-17-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4188-5-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4188-0-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4188-4-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4468-6-0x00000000010F0000-0x0000000001100000-memory.dmp

Filesize
64KB

Download
memory/4468-8-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4468-7-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4468-16-0x00000000010F0000-0x0000000001100000-memory.dmp

Filesize
64KB

Download
memory/4468-2-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4468-18-0x00000000010F0000-0x0000000001100000-memory.dmp

Filesize
64KB

Download
memory/4468-19-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4468-20-0x00000000752E0000-0x0000000075891000-memory.dmp

Filesize
5.7MB

Download
memory/4468-21-0x00000000010F0000-0x0000000001100000-memory.dmp

Filesize
64KB

Download